Muncie 4 speed transmission diagram

Muncie m 22 453 gm. How to rebuild a muncie four speed transmission rock the rock crusher giving a worn out muncie four speed transmission a quick rebuild with parts from summit racing. Muncie 4 speed transmission diagram. His new muncie book due out in october of 2014 explores muncie rebuilding performance tips and history. Transmission Case Length; Muncie 4 speed 21 34 Super T-10 4 speed 22 38 T-5 V8 Camaro 5 speed 24 12 TKO 5 speed 23 34 TKX 5 speed 23 34 T-56 Magnum 27 38 First impressions of the TKX (left) present a much cleaner, smoother and shorter leading end portion of the top of the case that reduces the number of floor pan. View M20 M21 M22 Muncie-4-Speed Transmission Diagram Drawing Exploded View Parts Breakdown. There is also NO way a 1970 transmission was a 4 bolt Muncie; 1965 was the cutoff year of them being used. 1966 is when the 7 bolt Saginaw 3 and 4 speeds came out, there is also a 7 bolt side cover Muncie, full synchro 3 speed, and even a Borg Warner full synchro 3 speed that saw limited use. 4-SPEED SAGINAW MUNCIE SM465 MANUALS >> READ ONLINE. sm465 overdrive sm465 gear ratio change sm465 parts diagram remanufactured sm465 muncie sm465 for sale sm465 shift pattern sm420chevy 4 speed manual transmission 4x4. On the other hand, a rebuilt Muncie 4 speed with no core is about 1300, must have come up with a cheap alternative. If youve got a manual transmission, were assuming its a four speed, because (from what we can tell) Chevy dropped the base manual 3-speed after 1969. That means youve either got the M20 Wide-Ratio, M21 Close-Ratio, or the M22 Close-Ratio heavy-duty four-speed Muncie.. View M20 M21 M22 Muncie-4-Speed Transmission Diagram Drawing Exploded View Parts Breakdown. This is the standard Muncie 4-speed case. It has a seven-digit serial number cast into the case on the passengers side. These are usually the first numbers used to start the identification process. This is Brian Higgins of the SK Tranny Shop. Shops like this are a great place to research castings and part numbers. Few people today will ever. I think you're going to have to partially disassemble the trans to fix the issue, removing the side cover, shift forks, and sliding the 3-4 synchronizer slider into the 3rd gear position (to the rear). Stand the trans on its nose, and lift the mainshaft and mid-plate out of the case. Hunt down all the rollers that fit into the rear cup of the. According to Paul Cangialosi, Muncie transmission historian, technician, and author of Muncie 4-Speed Transmissions How to rebuild and modify, the Muncie four-speed transmission has its roots back to 1935 and the U.S. patent number 3,088,336 along with an engineer named James W. Fodrea.This patent number, according to Cangialosi, can be found. Transmission & Driveline. Need Diagram of Muncie 4spd Shifter Linkages. Jump to Latest Follow 1 - 5 of 5 Posts. 6. 68IslTeal &183; Premium Member. Joined May 22, 2007 &183; 1,242 Posts . Discussion Starter &183; 1 &183; Jun 2, 2007. Only. The Ford ZF S5-42 5-speed synchronized transmission was used in F-Series trucks from 1987-1995, including the F-250, F-350, Super Duty and some F-150s and Broncos. The ZF requires the use of special DexronMercon Automatic Transmission Fluid, and many transmission failures have been attributed to owners not having their ATF changed regularly. quot;>. A variation of this Super T10 ended up in GM cars from 1975 to 1983. This a BRAND NEW SUPERCASE M22 4-Speed Muncie Rockcrusher Style Transmission. Each new Auto Gear transmission is built from genuine Auto Gear parts, the highest quality available. This is a. The ultimate Master rebuild kit for Muncie transmissions Only high quality parts in kit. From 288.00. Muncie Heavy Duty Competition Overhaul kit 66-74. Heavy Duty Competition overhaul kit for Muncie 4 speed transmissions, 1966-1974. 1966-1974 Muncies have a 1 inch cluster shaft. Buy Muncie 3088336 4 Speed Rebuilt Transmission Internally Chevelle Nova. Rebuilt January 2017, this is a 4 speed Muncie transmission, everything new internally. Fits Chevelle, Novas, got plus more. Deposit of 100. Must be made within 24 hours of end offer, payment cash pickup 5 days unless special arrangements are. Exact fit for all 65, 66, 67, and 68 models with a 4 speed Muncie transmission. PART NUMBER TRA-4027. Other Great Parts That You Might Need Hurst Competition Plus Shifter Backup Reverse Light Switch and Mounting Bracket Kit 1964 - 1968 Chevelle Backup Reverse Light Switch Mounting Kit with Rod, Muncie 4-Speed. The Muncie 2.56 to 1 ratio gearbox became the commonly used unit for four-speed applications beginning with the 1964 Chevelles and Novas. It was also used in non-Chevys, in the Pontiac Tempest and Oldsmobile F-85Cutlass models. The easiest way to identify a Muncie transmission is by its side cover. Muncies have seven bolts, two bolts on the .. If youve got a manual transmission, were assuming its a four speed, because (from what we can tell) Chevy dropped the base manual 3-speed after 1969. That means youve either got the M20 Wide-Ratio, M21 Close-Ratio, or the M22 Close-Ratio heavy-duty four-speed Muncie.. Muncie Transmission is back General Motors stopped installing "Muncie" 4 speeds in 1974. Complete units were able to be purchased from GM until the late 1970's. Parts trickled out of inventory by the late 1980's. The new Muncie style 4 speed even in base form is a huge improvement over factory units. Each unit starts with a completely new. MUNCIE 4 SPEED TRANSMISSION DISASSEMBLY AND REASSEMBLY By Gary Howard dba Garys Gearbox since 1982 937-446-3265 (March 2003) The following article is intended to help the owner of a Muncie 4 speed transmission to disassemble, checkout, repair, and properly reassemble his transmission at home.. It is a good idea to understand the basics of your Muncie 4-speed before you start The only adjustment possible with this type of transmission is a linkage. 4-Speed Shifter Components Diagram Thumbnail B, 64 , ARM - transmission linkage, (Muncie), A, E . B, 67, LINKAGE KIT - 4 speed shifter rods, (Muncie transmission), B, 63 .Aug 08, &183; Paul. Transmission & Driveline. M20 Transmission Muncie back Up Light Switch PicsDiagram. Jump to Latest Follow 1 - 14 of 14 Posts. StevieBB54 &183; Premium Member. 68 SSRS, 468 BB 4 speed, 3.73 Posi, new paint, motor mods , trans and diff assembly. 2" Drop Joined Apr 3, 2020 &183; 759 Posts . Discussion. Muncie Transmission is back General Motors stopped installing "Muncie" 4 speeds in 1974. Complete units were able to be purchased from GM until the late 1970's. Parts trickled out of inventory by the late 1980's. The new Muncie style 4 speed even in base form is a huge improvement over factory units. Each unit starts with a completely new. A variation of this Super T10 ended up in GM cars from 1975 to 1983. This a BRAND NEW SUPERCASE M22 4-Speed Muncie Rockcrusher Style Transmission. Each new Auto Gear transmission is built from genuine Auto Gear parts, the highest quality available. This is a. Jan 25, 2022 According to Paul Cangialosi, Muncie transmission historian, technician, and author of Muncie 4-Speed Transmissions How to rebuild and modify, the Muncie four-speed transmission has its roots back to 1935 and the U.S. patent number 3,088,336 along with an engineer named James W. Fodrea. This patent number, according to Cangialosi, can be found .. Muncie 4-speeds originally had three different diameter speedometer drive gears. The six-tooth gear (no longer available) had no driven-gear options except for one steel 20T pencil gear. The parts resource guide lists two major diameter drive gears 1.76 and 1.84 inches. Driven pencil gears come in tooth count ranges that coincide with the size. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . Successfully diagnosing transmission problems is directly related to how well you understand how this transmission works. This. show diagrams. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear.. Muncie Transmission is back General Motors stopped installing "Muncie" 4 speeds in 1974. Complete units were able to be purchased from GM until the late 1970's. Parts trickled out of inventory by the late 1980's. The new Muncie style 4 speed even in base form is a huge improvement over factory units. Each unit starts with a completely new. The ultimate Master rebuild kit for Muncie transmissions Only high quality parts in kit. From 288.00. Muncie Heavy Duty Competition Overhaul kit 66-74. Heavy Duty Competition overhaul kit for Muncie 4 speed transmissions, 1966-1974. 1966-1974 Muncies have a 1 inch cluster shaft. MUNCIE M-20M-21 EARLY, G.M. 451) 7 bolt side cover used from 1963-68 MUNCIE Shaft Identification The above Muncie 4 speed transmissions can be distinguished from the style of the transmission arm attachment. Pre 69 Muncies use a stud & nut at the indicated attachement point, while 69 and later Muncies use a bolt as. GM Manual Transmissions Muncie M21M22 (Also M20 and BW T-10) Gear Vendors owes a lot to the Muncie close ratio trans. These words are very similar for the M20 and T10 but with some slight ratio differences depending on model.All M2122 have the same 22 upshift and 28 downshift spread as the Gear Vendors. Overdrive Continue reading GM <b>4-Speed<b>. 03 Now remove the shift rods. Make a diagram or mental note so that you know which rod goes where. The E clip can now be removed from the mechanism shaft. Step 4. 04 Slide the shaft out and separate the shift handle from the mechanism. Step 5. 05 The shift handle can now be removed from the bracket.

General Motors stopped installing " Muncie " 4 speeds in 1974. Complete units were able to be purchased from GM until the late 1970&39;s. Parts trickled out of inventory by the late 1980&39;s. The new Muncie style 4 speed even in base form is a huge improvement over factory units.. Muncie 4 Speed Transmission Diagram - Diagram Resource Gallery. Any way to know year (84 to 88) of Doug Nash 43 . Hot Rods - Saginaw four speed backup light switch linkage The H.A.M.B. Sold 2017 Infiniti Q50 Passenger Turbo Charger Assy 14411 . Repair Guides. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear. The later 1966-1974 units had a 2.521 first gear. Camaro and Nova Muncie Shifter Linkage Kit. Sold Out. 159.95. 69 Camaro BB Shifter. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . Successfully diagnosing transmission problems is directly related to how well you understand how this transmission works. This. show diagrams. Page 4 To Order Call 1-888-886-0665 591150 Maindrive Bearing Nut 10.00 each Gasket Set - 1963-1974 297-55 6.00 each set Muncie 4 speed overhaul kitsMuncie 4 speed overhaul kits Small cshaft 207 front bearing135.00 Small cshaft 307 front bearing135.00 Large cshaft 27 output spline135.00 Large cshaft 32 output spline135.00. quot;>. M20 Transmission Muncie back Up Light Switch PicsDiagram. Jump to Latest Follow 1 - 14 of 14 Posts. Jump to Latest Follow 1 - 14 of 14 Posts. StevieBB54 Premium Member. 68 SSRS, 468 BB 4 speed , 3.73 Posi, new paint, motor mods , trans and diff assembly. 2" Drop Joined Apr 3, 2020 704 Posts .. Muncie also had a second close-ratio transmission called an M22, which enthusiasts christened Rockcrusher; this was used in performance big-block engines and Corvettes and is a highly sought-after performance transmission today, and is the heavy-duty version of the 2.20 ratio M21 4-speed. The later-model 1971-74 units are more popular with drag .. 4 spd. Muncie 1965-72 1965-68 Pontiac - 1966-72 "A" 1967-72 "F" - 1969-71 "G" Illustrated Parts Break Down 1) Washer, Counter gear thrust 2) Washer, Countershaft bearing 3) Bearing, transmission countershaft 4) Washer, Countershaft bearing 5) Gear, counter 6) Spacer, Countershaft bearing 7) Countershaft, Transmission. Frequently bought together. This item Shifter, Muncie 4-Speed Transmission, wKnob, 64-67 223.99. 1964-1967 Corvette Shifter Linkage Kit 4-Speed Transmission 93.99. Bracket,Back Up Light Sw,64-74 14.99. 1964-1965 Corvette Shifter Mounting Bracket 4. t10 & super t10 4-speed. t10 & super t10 transmission parts & rebuild kits. sort by 2004r 350 3l30 700r4 4l60e 4l65e 4l70e 4l30e sm318 sm319 st300 jetaway saginaw etc transmission & bw1372 np207 np231 np233 np247 np249 transfer case tail housing bushing 1.630" o.d. dimpled . t10 & muncie m20 m21 transmission 1-2 & 3-4 slider (non-torque lock. General Motors stopped installing " Muncie " 4 speeds in 1974. Complete units were able to be purchased from GM until the late 1970&39;s. Parts trickled out of inventory by the late 1980&39;s. The new Muncie style 4 speed even in base form is a huge improvement over factory units.. Muncie 4-speed Manual transMission asseMBlies, Gears & parts HiGH perForMance 19631974 AUTO GEAR EQUIPMENT AUTO GEAR EQUIPMENT 530 State Fair Boulevard, Syracuse, NY 13204 (800) 634-3001, Inside New York (315) 471-8141 Fax Numbers (315) 471-8146 or (800) 537-4213 Email serviceautogear.net. over a month ago Steele, ND Auto Parts for Sale Offered. Chevy Muncie, 4 speed, 3885010, 10 spline, 168 T Flywheel, 11 inch clutch disc & pressure plate, many misc parts. Transmission has less than 500 miles on overhaul. Located in Streeter, ND. Call Ron 701-three6eight-0zero3nine. 'Muncie' 4-speed Manual transMission asseMBlies, Gears & parts HiGH perForMance 1963-1974 AUTO GEAR EQUIPMENT AUTO GEAR EQUIPMENT 530 State Fair Boulevard, Syracuse, NY 13204 (800) 634-3001, Inside New York (315) 471-8141 Fax Numbers (315) 471-8146 or (800) 537-4213 Email serviceautogear.net. 2022. 5. 19. Shop Muncie 4-Speed Shift Levers and get Free Shipping on orders over 149 at Speedway Motors, the Racing and Rodding Specialists. Muncie 4-Speed Shift Levers in-stock with same-day shipping. Muncie 4-Speed, Transmission Mount Shifter Mount Style Ships Free Shifter. 5-SPEED TRANSMISSION I.D. CHART MUNCIE Shaft Identification Muncie 4-speed transmissions can be distinguishedvfthe rom style of the transmission arm attachment. Pre-1969 Muncies use a stud and nut at the indicated attachment point, while 1969 and later Muncies use a bolt as illustrated on the right. PRE 69 MUNCIE & ALL BORG-WARNER SHAFTS. Hotrodders.com Moderator. Joined Jan 8, 2004. 2,783 Posts. 3 &183; Jul 21, 2005. muncie. Both of the arms for 12 and 34 should be up. There is a hole in the shifter body to stick a pin in that aligns the shifter to neutral. Then fit each rod till it just slides into place. Go out run it up to 6500 rpm drop the clutch and yank um. The Muncie design has roots going back to 1935. diagrams when, in fact, the transmissions used six. These spacer tubes go inside the countergear. The upper tube has no seam but the lower. Muncie 3- 4 Synchro Assembly, AWT297-2.5A. Our Price 62.10. 7) Add To Cart. Muncie 4 Speed Transmission Master Rebuild Kit - Max Load, BK116WS-MASTER .. Aug 07, That the Muncie has much in common with the T is no accident. It was a matter of economics when Chevrolet needed a four-speed manual transmission for the Corvette in the mids. I am no drag racer and personally hate the inline v-gate, and. 4-Speed Shifter Components Diagram Thumbnail 4-Speed B,, ARM - transmission linkage, (Muncie), A .. Here is what a complete Muncie shifter looks. Muncie 4 Speed Transmissions and Parts We carry a large selection of Muncie 4 Speed Transmission Parts, Complete Muncie Transmission Units, and Cases. We also offer Transmission Rebuild Service and Case Repair. If you don&39;t see what you need, call. Apr 01, 2018 3,833 Posts. 3 Apr 2, 2018. Muncie.. Muncie Transmission is back General Motors stopped installing "Muncie" 4 speeds in 1974. Complete units were able to be purchased from GM until the late 1970's. Parts trickled out of inventory by the late 1980's. The new Muncie style 4 speed even in base form is a huge improvement over factory units. Each unit starts with a completely new. Muncie 4-Speed Rebuild. The transmission for this rebuild had quite a few of the common problems associated with 40-yearold transmissions. This Muncie was of the early 19641965 era. Because of the age and condition of this transmission, it became a candidate for some of the newer-style upgrades. Muncies really dont need to have any. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear.. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear. For various 3, 4, 5 and 6-speed manual transmissions move the stick remove all original linkage. assemble rods. it is a good idea to understand the basics of your muncie 4-speed before you start the only adjustment possible with this type of transmission is a linkage. 4-speed shifter components diagram. Muncie Synchro Parts Muncie Diagram Drawing Car Transmission Parts - Muncie M20 M21 M22. Sort By . Muncie 4 Speed Transmission M20, M21 & M22 with 1" counter shaft bore. High Performance Forged Synchronizer Rings made by Synchroking 1-BK116WS - Master Rebuild Kit - Bearing, Seals, Gaskets with Synchronizer Rings. Transmission Parts MUNCIE 4 SPEED New Parts Catalog. Page 2 To Order Call 1-888-886-0665 Beaver Brook Transmission Parts Inc. Family owned and operated since 1984 . Muncie 4 speed overhaul kitsMuncie 4 speed overhaul kits Small cshaft 207 front bearing135.00. Remove old 318 Muncie . I used a 1970 Chevy truck trans a Saginaw 3 speed . You will need to remove the front bearing retainer and machine it to fit the bellhousing (4.680). Also, remove the 2-3 shift lever from the trans. You will need to machine the slot for the shiftere arm straight up. 1976 Camaro, M20 Muncie 4 Speed , Hurst Equipped Former 72&39; Chevelle Owner as of 12-18-15 72&39; Camaro, Full Drag Car. Save Share. They do have pretty good linkage assembly and transmission exploded view diagrams and a section thru the shifter handle, but.. The Muncie design has roots going back to 1935. diagrams when, in fact, the transmissions used six. These spacer tubes go inside the countergear. The upper tube has no seam but the lower. Muncie 3- 4 Synchro Assembly, AWT297-2.5A. Our Price 62.10. 7) Add To Cart. Muncie 4 Speed Transmission Master Rebuild Kit - Max Load, BK116WS-MASTER .. Information and parts are provide for the following Transmission Muncie SM420 4 Speed (RWD) IDENTIFICATION - SM420 4spd, RWD or 4WD Top loaded, tower shift "granny-low" transmission found in light and heavy duty applications. Cast iron case with cast iron top cover. Non-synchronized 1st, but has only brass type synchro rings for 3rd4th. Transmission Parts MUNCIE 4 SPEED New Parts Catalog. Page 2 To Order Call 1-888-886-0665 Beaver Brook Transmission Parts Inc. Family owned and operated since 1984 . Muncie 4 speed overhaul kitsMuncie 4 speed overhaul kits Small cshaft 207 front bearing135.00. M20 Transmission Muncie back Up Light Switch PicsDiagram. Jump to Latest Follow 1 - 14 of 14 Posts. StevieBB54 &183; Premium Member. 68 SSRS, 468 BB 4 speed, 3.73 Posi, new paint, motor mods , trans and diff assembly. 2" Drop Joined Apr 3, 2020 &183; 704 Posts . Discussion. The Magical Muncie 4-Speed Transmission. By John Gunnell.

If you have an automatic transmission the transmission dipstick which is generally easily visible in the engine bay, is a constant reminder of regular automatic transmission maintenance. Muncie and Borg-Warner T-10 and Super T-10 4-speed manual transmissions sit underneath the car hidden away like a groundhog burrowed deep in a ground hole .. It is a good idea to understand the basics of your Muncie 4-speed before you start The only adjustment possible with this type of transmission is a linkage. 4-Speed Shifter Components Diagram Thumbnail B, 64 , ARM - transmission linkage, (Muncie), A, E . B, 67, LINKAGE KIT - 4 speed shifter rods, (Muncie transmission), B, 63 .Aug 08, &183; Paul. Aug 07, That the Muncie has much in common with the T is no accident. It was a matter of economics when Chevrolet needed a four-speed manual transmission for the Corvette in the mids. I am no drag racer and personally hate the inline v-gate, and. 4-Speed Shifter Components Diagram Thumbnail 4-Speed B,, ARM - transmission linkage, (Muncie), A .. Transmission & Driveline. Need Diagram of Muncie 4spd Shifter Linkages. Jump to Latest Follow 1 - 5 of 5 Posts. 6. 68IslTeal &183; Premium Member. Joined May 22, 2007 &183; 1,242 Posts . Discussion Starter &183; 1 &183; Jun 2, 2007. Only. The Muncie design has roots going back to 1935. diagrams when, in fact, the transmissions used six. These spacer tubes go inside the countergear. The upper tube has no seam but the lower. Muncie 3- 4 Synchro Assembly, AWT297-2.5A. Our Price 62.10. 7) Add To Cart. Muncie 4 Speed Transmission Master Rebuild Kit - Max Load, BK116WS-MASTER .. The SM420 is an impressive, heavy-duty truck transmission designed for and used in &189;, 34, 1 and 2 ton trucks. The SM420 was made by General Motors from 1947 to 1967. Military specification versions were made through the early 1980s. The SM420 is found in GM trucks, busses, heavy equipment and various military applications. EQUIVALENT" MUNCIE 4 SPEED . ALL NEW OVERDRIVE ". WE ALSO HAVE THE SEVERE DUTY MUNCIE . and ASK ABOUT THE OVERDRIVE EQUIVALENT 4 SPEED (NOTE YOU ARE PURCHASING THE NEW TRANSMISSION ONLY HERE--- SHIFTER NOT INCLUDED -. 4 Speed Muncie M-21 Transmission 3925661 Remanufactured ALL New Inside 190.34 shipping. The Muncie 4-speeds (M20, M21, and M22) are some of the most popular manual transmissions ever made and continue to be incredibly popular. The Muncie was the top high-performance manual transmission General Motors offered in its muscle cars of the 1960s and early 1970s. For various 3, 4, 5 and 6-speed manual transmissions move the stick remove all original linkage. assemble rods. it is a good idea to understand the basics of your muncie 4-speed before you start the only adjustment possible with this type of transmission is a linkage. 4-speed shifter components diagram. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear. Shop Muncie 4-Speed Bellhousings and get Free Shipping on orders over 149 at Speedway Motors, the Racing and Rodding Specialists. Muncie 4-Speed Bellhousings in-stock with same-day shipping. Many Manual Transmissions, 6.30" Overall Height, Steel Ships Free Overall Height 6.30" Material Type. In your particular case, I would perhaps give the Richmond SS 5spd a close look. Very close to the '71-'74 Muncie in dimensions and gives you a lower first gear, and the .77 OD your looking for. Looking at it closely, with a bit of work, you could use mostly all of your existing 4spd Muncie stuff, even the cross member and perhaps the driveshaft. Transmission Parts MUNCIE 4 SPEED New Parts Catalog. Page 2 To Order Call 1-888-886-0665 Beaver Brook Transmission Parts Inc. Family owned and operated since 1984 . Muncie 4 speed overhaul kitsMuncie 4 speed overhaul kits Small cshaft 207 front bearing135.00. Pontiac installed the Buick heavy duty 3-speed transmission in 1956-57. The heavy-duty trans is easily distinguished by it's large physical size and 6-bolt top cover. On a scale of 1-10, with "7" being a Muncie M22, the Heavy-Duty B-O-P selector is rated as an "8". The physical size of the sliding gear is 1", which is probably too big. For various 3, 4, 5 and 6-speed manual transmissions move the stick remove all original linkage. assemble rods. it is a good idea to understand the basics of your muncie 4-speed before you start the only adjustment possible with this type of transmission is a linkage. 4-speed shifter components diagram. t10 & super t10 4-speed. t10 & super t10 transmission parts & rebuild kits. sort by 2004r 350 3l30 700r4 4l60e 4l65e 4l70e 4l30e sm318 sm319 st300 jetaway saginaw etc transmission & bw1372 np207 np231 np233 np247 np249 transfer case tail housing bushing 1.630" o.d. dimpled . t10 & muncie m20 m21 transmission 1-2 & 3-4 slider (non-torque lock. Muncie 4 Speed Transmission Diagram - Wiring Diagram jumpstarterdiscount.blogspot.com. muncie speed transmission m20 identification diagram saginaw gm m22 m21 parts borg warner rebuild turbo rebuilds repairs transmissions gearbox. Laying Out Parts Or Sub-assemblies To Determine Specific Spacing Onshape. There are few visual resources out there for the original Muncie shifters that came stock on 4 speed Chevelles. Here is what a complete Muncie shifter looks. Muncie 4 Speed Transmission Diagram - Diagram Resource Gallery. Any way to know year (84 to 88) of Doug Nash 43 . Hot Rods - Saginaw four speed backup light switch linkage The H.A.M.B. Sold 2017 Infiniti Q50 Passenger Turbo Charger Assy 14411 . Repair Guides. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear.. Click Image For More Details. 7 Tooth STEEL Drive Gear for 32 Spline Muncie 4 Speed. Part No RSG7T-32SDG. Price 69.95. Sale Price 49.95. In Stock. Click Image For More Details. Steel Speedometer Drive Gear 8T for 32 Spline Output. Part No RSGDSG32-8. Muncie Transmission information D & L Transmission To order call 1-631-351-4837. Muncie Transmission ID and Ratio Guide. Series Gear Ratio 1st, 2nd, 3rd, 4th Spline Input Grooves Input Cluster Pin . Muncie Parts List Four Speed Transmission-Exploded View.. The 6 cylinder models came with Saginaw 3 speed transmissions. A 4 speed manual transmission was not offered with the 6 cylinder. V8 engines came with either a 3 or 4 speed Saginaw or Muncie. The Muncie was typically used in high horsepower applications. In January 1974 the muncie transmission was replaced by the Borg Warner T10. A variation of this Super T10 ended up in GM cars from 1975 to 1983. This a BRAND NEW SUPERCASE M22 4-Speed Muncie Rockcrusher Style Transmission. Each new Auto Gear transmission is built from genuine Auto Gear parts, the highest quality available. This is a. Shop Muncie 4-Speed Bellhousings and get Free Shipping on orders over 149 at Speedway Motors, the Racing and Rodding Specialists. Muncie 4-Speed Bellhousings in-stock with same-day shipping. Many Manual Transmissions, 6.30" Overall Height, Steel Ships Free Overall Height 6.30" Material Type. Here is what a complete Muncie shifter looks. Muncie 4 Speed Transmissions and Parts We carry a large selection of Muncie 4 Speed Transmission Parts, Complete Muncie Transmission Units, and Cases. We also offer Transmission Rebuild Service and Case Repair. If you don&39;t see what you need, call. Apr 01, 2018 3,833 Posts. 3 Apr 2, 2018. Muncie.. MUNCIE 4 SPEED TRANSMISSION DISASSEMBLY AND REASSEMBLY By Gary Howard dba Garys Gearbox since 1982 937-446-3265 (March 2003) The following article is intended to help the owner of a Muncie 4 speed transmission to disassemble, checkout, repair, and properly reassemble his transmission at home.. 'Muncie' 4-speed Manual transMission asseMBlies, Gears & parts HiGH perForMance 1963-1974 AUTO GEAR EQUIPMENT AUTO GEAR EQUIPMENT 530 State Fair Boulevard, Syracuse, NY 13204 (800) 634-3001, Inside New York (315) 471-8141 Fax Numbers (315) 471-8146 or (800) 537-4213 Email serviceautogear.net. 2022. 5. 19. Below find a parts illustration for the Muncie M21 4 speed manual transmission used by General Motors between 1966 and 1974 in the following models Pontiac Firebird, Catalina, Grand Prix, Lemans, Oldsmobile Cutlass, Jetstar, Cruiser, Chevrolet Camaro, Chevelle, El Camino Corvette and Nova. This Muncie has 27 splines and is side loaded has an aluminum. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear. The later 1966-1974 units had a 2.521 first gear. They are compatible with a GM 3 Series differential. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear. The later 1966-1974 units had a 2.521 first gear. They are compatible with a GM 3 Series differential. Complete automatic to muncie 4-speed conversion swap kits for GM .. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear. The later 1966-1974 units had a 2.521 first gear. They are compatible with a GM 3 Series differential.. The 6 cylinder models came with Saginaw 3 speed transmissions. A 4 speed manual transmission was not offered with the 6 cylinder. V8 engines came with either a 3 or 4 speed Saginaw or Muncie. The Muncie was typically used in high horsepower applications. In January 1974 the muncie transmission was replaced by the Borg Warner T10.

Remove old 318 Muncie . I used a 1970 Chevy truck trans a Saginaw 3 speed . You will need to remove the front bearing retainer and machine it to fit the bellhousing (4.680). Also, remove the 2-3 shift lever from the trans. You will need to machine the slot for the shiftere arm straight up. Jan 25, 2022 According to Paul Cangialosi, Muncie transmission historian, technician, and author of Muncie 4-Speed Transmissions How to rebuild and modify, the Muncie four-speed transmission has its roots back to 1935 and the U.S. patent number 3,088,336 along with an engineer named James W. Fodrea. This patent number, according to Cangialosi, can be found .. 1976 Camaro, M20 Muncie 4 Speed , Hurst Equipped Former 72&39; Chevelle Owner as of 12-18-15 72&39; Camaro, Full Drag Car. Save Share. They do have pretty good linkage assembly and transmission exploded view diagrams and a section thru the shifter handle, but.. MUNCIE 4 SPEED TRANSMISSION DISASSEMBLY AND REASSEMBLY By Gary Howard dba Garys Gearbox since 1982 937-446-3265 (March 2003) The following article is intended to help the owner of a Muncie 4 speed transmission to disassemble, checkout, repair, and properly reassemble his transmission at home.. The SM420 is an impressive, heavy-duty truck transmission designed for and used in &189;, 34, 1 and 2 ton trucks. The SM420 was made by General Motors from 1947 to 1967. Military specification versions were made through the early 1980s. The SM420 is found in GM trucks, busses, heavy equipment and various military applications. How much to rebuild a muncie 4 speed . Discussion in 'The Hokey Ass Message Board' started by Brickster, Oct 13, 2011. Joined Nov 23, 2003 Posts 1,131. Profile Page. Brickster . 64-'65 transmissions had a few differences from '66 and up (smaller countershaft) All Muncies I've seen from '71 on up had 26 spline input,. t10 & super t10 4-speed. t10 & super t10 transmission parts & rebuild kits. sort by 2004r 350 3l30 700r4 4l60e 4l65e 4l70e 4l30e sm318 sm319 st300 jetaway saginaw etc transmission & bw1372 np207 np231 np233 np247 np249 transfer case tail housing bushing 1.630" o.d. dimpled . t10 & muncie m20 m21 transmission 1-2 & 3-4 slider (non-torque lock. Shop Muncie 4-Speed Bellhousings and get Free Shipping on orders over 149 at Speedway Motors, the Racing and Rodding Specialists. Muncie 4-Speed Bellhousings in-stock with same-day shipping. Many Manual Transmissions, 6.30" Overall Height, Steel Ships Free Overall Height 6.30" Material Type. This is how a Hurst Competition Plus shifter typically installs on a Muncie 4-speed. Both sidecover shift arms face up and the reverse arm faces down. Notice that the 1-2 arm bends toward the cover and the 3-4 arm bends away from the cover. The 1-2 rod goes behind its arm and the 3-4 rod is in front of its arm. General Motors stopped installing " Muncie " 4 speeds in 1974. Complete units were able to be purchased from GM until the late 1970&39;s. Parts trickled out of inventory by the late 1980&39;s. The new Muncie style 4 speed even in base form is a huge improvement over factory units.. Aug 07, That the Muncie has much in common with the T is no accident. It was a matter of economics when Chevrolet needed a four-speed manual transmission for the Corvette in the mids. I am no drag racer and personally hate the inline v-gate, and. 4-Speed Shifter Components Diagram Thumbnail 4-Speed B,, ARM - transmission linkage, (Muncie), A .. Muncie 4 Speed Transmission Diagram. 1965-72 4 spd. muncie manual trans. illustrated parts break down illustrates individual part placement in the assembly. 4 spd. muncie 1965-72 1965-68 pontiac - 1966-72 a transmission 3rd speed 28) gear, transmission 2nd speed 29) ring, 3rd amp 4th synchronizer blocking.. M20 Transmission Muncie back Up Light Switch PicsDiagram. Jump to Latest Follow 1 - 14 of 14 Posts. Jump to Latest Follow 1 - 14 of 14 Posts. StevieBB54 Premium Member. 68 SSRS, 468 BB 4 speed , 3.73 Posi, new paint, motor mods , trans and diff assembly. 2" Drop Joined Apr 3, 2020 704 Posts .. If you have an automatic transmission the transmission dipstick which is generally easily visible in the engine bay, is a constant reminder of regular automatic transmission maintenance. Muncie and Borg-Warner T-10 and Super T-10 4-speed manual transmissions sit underneath the car hidden away like a groundhog burrowed deep in a ground hole .. General Motors stopped installing " Muncie " 4 speeds in 1974. Complete units were able to be purchased from GM until the late 1970&39;s. Parts trickled out of inventory by the late 1980&39;s. The new Muncie style 4 speed even in base form is a huge improvement over factory units.. Kit, overhaul, Muncie 66-70 M-20 &21 with 1" Cshaft (case cast 3925660, 661, 3885010) w12 ball BCA front bearing, countershaft ,forged synchro rings retainer locks, key kits ,all needles,thrust washers, tailhouse bushing, all seals and gaskets, input nut ,Mag. Drain Plug, all quality parts (no china) 195.00. 297-1A.. If you have an automatic transmission the transmission dipstick which is generally easily visible in the engine bay, is a constant reminder of regular automatic transmission maintenance.Muncie and Borg-Warner T-10 and Super T-10 4-speed manual transmissions sit underneath the car hidden away like a groundhog burrowed deep in a ground hole. 1976 Camaro, M20 Muncie 4. Saginaw 4 Speed Identification. The Saginaw four speed transmission is a transmission that was used in a variety of GM cars in the 60s. They were popular in the Muscle Car era. As a rule of thumb, they were not built to handle the kind of power that a Muncie transmission could handle. So, if you are looking to drop one in a vehicle that. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear. The later 1966-1974 units had a 2.521 first gear. They are compatible with a GM 3 Series differential. Complete automatic to muncie 4-speed conversion swap kits for GM .. Longitudinal transmissions edit Aisin AR5MA5 5-speed longitudinal manual made by Aisin. Aisin AY6 6-speed longitudinal manual made by Aisin. Getrag 260 5-speed longitudinal manual made by Getrag. Muncie M20 4-speed longitudinal wide ratio manual transmission made by GM at their Muncie, Indiana factory. 5-SPEED TRANSMISSION I.D. CHART MUNCIE Shaft Identification Muncie 4-speed transmissions can be distinguishedvfthe rom style of the transmission arm attachment. Pre-1969 Muncies use a stud and nut at the indicated attachment point, while 1969 and later Muncies use a bolt as illustrated on the right. PRE 69 MUNCIE & ALL BORG-WARNER SHAFTS. Premium Member. Joined Feb 7, 2004. 3,836 Posts. 3 &183; Apr 2, 2018. Muncie. Not sure if this will help you, but the attached scan is from an original Hurst Competition Plus shifter for a 1965 or 1966 Nova with a 4-speed Muncie transmission. The part numbers are listed under "Contents of Kit". There is also NO way a 1970 transmission was a 4 bolt Muncie; 1965 was the cutoff year of them being used. 1966 is when the 7 bolt Saginaw 3 and 4 speeds came out, there is also a 7 bolt side cover Muncie, full synchro 3 speed, and even a Borg Warner full synchro 3 speed that saw limited use. For a Hurst shifter, z15cam is absolutely right about needing the mounting plate which bolts to the transmission. It comes with with installation kit, along with a nice diagram showing how to install the shifter. Manual 4-speed Transmissions M20 was the generic RPO for a 4-speed transmission. For lower performance applications (L6, 307, 327, and L65 350), the Saginaw 4-speed was utilized. It used a cast iron case. For higher performance applications (LM1 350, SS350, big blocks, and Z28) the Muncie 4-speed was used. It used an aluminum case and different. For various 3, 4, 5 and 6-speed manual transmissions move the stick remove all original linkage. assemble rods. it is a good idea to understand the basics of your muncie 4-speed before you start the only adjustment possible with this type of transmission is a linkage. 4-speed shifter components diagram. The new base transmission was a Muncie heavy-duty 3-speed manual transmission that was related to the Muncie 4speeds. The 1971 transmissions were the same as from previous year, except that the M-21 close-ratio 4-speed transmission was replaced with a stronger version of the Mun&173;cie close-ratio gearbox the famous M-22 Rock Crusher 4. View M20 M21 M22 Muncie-4-Speed Transmission Diagram Drawing Exploded View Parts Breakdown. . Muncie 4 Speed Transmission Diagram. 1965-72 4 spd. muncie manual trans. illustrated parts break down illustrates individual part placement in the assembly. 4 spd. muncie 1965-72 1965-68 pontiac - 1966-72 a transmission 3rd speed 28) gear, transmission 2nd speed 29) ring, 3rd amp 4th synchronizer blocking.. Muncie M20 Overhaul Kit -DTSBK117A. 97.67. Add to Cart. Add To Wishlist. Add To Compare. lt; >. Below you will find parts for the M20 4 speed transmission used in Bel Air, Biscayne & Impala, Chevelle, El Camino & Malibu , Corvette, Nova & Chevy II. In addition to these overhaul kits we can provide miscellaneous hardparts, don&39;t see what you need .. Aug 07, &183; That the Muncie has much in common with the T is no accident. It was a matter of economics when Chevrolet needed a four-speed manual transmission for the Corvette in the mids. I am no drag racer and personally hate the inline v-gate, and. 4-Speed Shifter Components Diagram Thumbnail 4-Speed B,, ARM - transmission linkage, (Muncie), A. 2022. 6. 27. 183; Manual Transmission Wiring and Switches. Tech Line 330-898-6989 Toggle navigation Search View Cart Total 0 . 65-68 Muncie Back Up light Switch Rod. 10.50. 70-81 CamaroFirebird NSS Pivot (R) . 4 Speed Conversions; About Us; Contact Us;.

Click Image For More Details. 7 Tooth STEEL Drive Gear for 32 Spline Muncie 4 Speed. Part No RSG7T-32SDG. Price 69.95. Sale Price 49.95. In Stock. Click Image For More Details. Steel Speedometer Drive Gear 8T for 32 Spline Output. Part No RSGDSG32-8. They are found primarily in GM and Chevrolet trucks, Blazers, Suburbans and many other models falling under the 14-ton to 1-12-ton platforms. The 465 is an intellegently designed. Muncie 4 Speed Transmission Diagram - General Wiring Diagram. 1967-1968 All Makes All Models Parts E299 1967-68 Muncie 4 Speed. ORIGINAL Hurst 4 Speed Muncie. &183; The Muncie 4-speed transmission was used with many different GM models and engine combinations from 1963 through 1974. The basic design and operation theory of the gearbox changed little during this period, . Aug 29, 2018 &183; 4-Speed Shifter Components Diagram Thumbnail 4-Speed B, , ARM - transmission linkage, (Muncie), A, E.Jun 02,. This is the standard Muncie 4-speed case. It has a seven-digit serial number cast into the case on the passengers side. These are usually the first numbers used to start the identification process. This is Brian Higgins of the SK Tranny Shop. Shops like this are a great place to research castings and part numbers. Few people today will ever. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . Successfully diagnosing transmission problems is directly related to how well you understand how this transmission works. This. show diagrams. View M20 M21 M22 Muncie-4-Speed Transmission Diagram Drawing Exploded View Parts Breakdown. Why should you purchase a new Muncie 4 Speed from us Paul Cangialosi has been involved in the manual transmission parts and rebuilding business since 1981. His BOOK on building and modifying manual transmissions is an Amazon best seller. His new MUNCIE BOOK, due out in October of 2014, explores Muncie rebuilding, performance tips, and history .. EQUIVALENT" MUNCIE 4 SPEED . ALL NEW OVERDRIVE ". WE ALSO HAVE THE SEVERE DUTY MUNCIE . and ASK ABOUT THE OVERDRIVE EQUIVALENT 4 SPEED (NOTE YOU ARE PURCHASING THE NEW TRANSMISSION ONLY HERE--- SHIFTER NOT INCLUDED -. 4 Speed Muncie M-21 Transmission 3925661 Remanufactured ALL New Inside 190.34 shipping. The SM465 is an outstanding, heavy-duty truck transmission designed and used in &189;, 34 and 1 ton trucks. The SM465 was made by General Motors from 1968 to 1991. They are found primarily in GM and Chevrolet trucks, Blazers, Suburbans and many other models falling under the 14-ton to 1-12-ton platforms. The 465 is an intellegently designed. Having the proper geometry is a necessity. Often a hot rodder will say his transmission is grinding in fourth, but geometry is the problem. Source. Davids 4 Speeds LLC www.Davids4Speeds.com. Diagram shows the parts and basic workings of a GM Muncie 4-speed. This worn out Muncie synchro hub is of a type used from 1966-1974.. Beta GM Muncie SM465 4 speed manual transmission for D series V 1.0. Super great for towing as well as rock crawling, essentially a 3 speed manual with a granny gear. This is the GM Muncie SM465 4 speed manual for GM trucks in production from 1968-1995. I created this mod because I wanted to simulate the way my truck drives in BeamNG. Longitudinal transmissions edit Aisin AR5MA5 5-speed longitudinal manual made by Aisin. Aisin AY6 6-speed longitudinal manual made by Aisin. Getrag 260 5-speed longitudinal manual made by Getrag. Muncie M20 4-speed longitudinal wide ratio manual transmission made by GM at their Muncie, Indiana factory. This GM muncie 4 speed transmission close ratio M21 with one ring on the input shaft , main case number 3925660 , side cover number 3950306 , tail shaft number 3857584. One ear has been repaired. When asking about this transmission put Trans number 2 in message. Muncie 4 speed transmission wide ratio M20 with no rings on the input shaft ,. Muncie also had a second close-ratio transmission called an M22, which enthusiasts christened Rockcrusher; this was used in performance big-block engines and Corvettes and is a highly sought-after performance transmission today, and is the heavy-duty version of the 2.20 ratio M21 4-speed. The later-model 1971-74 units are more popular with drag .. If youve got a manual transmission, were assuming its a four speed, because (from what we can tell) Chevy dropped the base manual 3-speed after 1969. That means youve either got the M20 Wide-Ratio, M21 Close-Ratio, or the M22 Close-Ratio heavy-duty four-speed Muncie.. 2016. 5. 10. 183; Muncie Transmission is back General Motors stopped installing "Muncie" 4 speeds in 1974. Complete units were able to be purchased from GM until the late 1970's. Parts trickled out of inventory by the late 1980's. With the quality of used. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear. The later 1966-1974 units had a 2.521 first gear. They are compatible with a GM 3 Series differential. Complete automatic to muncie 4-speed conversion swap kits for GM. In your particular case, I would perhaps give the Richmond SS 5spd a close look. Very close to the '71-'74 Muncie in dimensions and gives you a lower first gear, and the .77 OD your looking for. Looking at it closely, with a bit of work, you could use mostly all of your existing 4spd Muncie stuff, even the cross member and perhaps the driveshaft. Jul 21, 2005 &183; Hotrodders.com Moderator. Joined Jan 8, 2004. 2,783 Posts. 3 &183; Jul 21, 2005. muncie.Both of the arms for 12 and 34 should be up. There is a hole in the shifter body to stick a pin in that aligns the shifter to neutral. The Muncie 4 Speed came in 3 basic models the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.561 first gear. The later 1966-1974 units had a 2.521 first gear. They are compatible with a GM 3 Series differential.. Muncie 4 Speed Transmission Diagram - Diagram Resource Gallery. Any way to know year (84 to 88) of Doug Nash 43 . Hot Rods - Saginaw four speed backup light switch linkage The H.A.M.B. Sold 2017 Infiniti Q50 Passenger Turbo Charger Assy 14411 . Repair Guides. Kit, overhaul, Muncie 66-70 M-20 &21 with 1" Cshaft (case cast 3925660, 661, 3885010) w12 ball BCA front bearing, countershaft ,forged synchro rings retainer locks, key kits ,all needles,thrust washers, tailhouse bushing, all seals and gaskets, input nut ,Mag. Drain Plug, all quality parts (no china) 195.00. 297-1A.. Muncie Transmission information D & L Transmission To order call 1-631-351-4837. Muncie Transmission ID and Ratio Guide. Series Gear Ratio 1st, 2nd, 3rd, 4th Spline Input Grooves Input Cluster Pin . Muncie Parts List Four Speed Transmission-Exploded View.. Mar 02, 2015 There are also overdrive conversion gearsets. See the Muncie build up in this chapter a great deal of the recently designed parts are used in the build. Muncie 4-Speed Rebuild. The transmission for this rebuild had quite a few of the common problems associated with 40-yearold transmissions. This Muncie was of the early 19641965 era.. 2022. 6. 27. 183; Manual Transmission Wiring and Switches. Tech Line 330-898-6989 Toggle navigation Search View Cart Total 0 . 65-68 Muncie Back Up light Switch Rod. 10.50. 70-81 CamaroFirebird NSS Pivot (R) . 4 Speed Conversions; About Us; Contact Us;. Beta GM Muncie SM465 4 speed manual transmission for D series V 1.0. Super great for towing as well as rock crawling, essentially a 3 speed manual with a granny gear. This is the GM Muncie SM465 4 speed manual for GM trucks in production from 1968-1995. I created this mod because I wanted to simulate the way my truck drives in BeamNG. Remove old 318 Muncie . I used a 1970 Chevy truck trans a Saginaw 3 speed . You will need to remove the front bearing retainer and machine it to fit the bellhousing (4.680). Also, remove the 2-3 shift lever from the trans. You will need to machine the slot for the shiftere arm straight up. The Muncie 2.56 to 1 ratio gearbox became the commonly used unit for four-speed applications beginning with the 1964 Chevelles and Novas. It was also used in non-Chevys, in the Pontiac Tempest and Oldsmobile F-85Cutlass models. The easiest way to identify a Muncie transmission is by its side cover. Muncies have seven bolts, two bolts on the .. If you have an automatic transmission the transmission dipstick which is generally easily visible in the engine bay, is a constant reminder of regular automatic transmission maintenance.Muncie and Borg-Warner T-10 and Super T-10 4-speed manual transmissions sit underneath the car hidden away like a groundhog burrowed deep in a ground hole. 1976 Camaro, M20 Muncie 4. Muncie 4-speeds were produced in two different ratios wide ratio (M-20) and close-ratio (M-21). An extra heavy duty close-ratio version (M-22) was also offered on many of the big-block high-performance models.The choice of transmission was dictated by the engine size and rear-axle ratio. Axle ratios of 3.73 and lower (numerically higher) came. P7C09 (March 9) date stamping on a 1967 Muncie 4-speed transmission; (1967 was the first year to have the year stamped in the date code and the month represented by a letter code). 1964 to 1968 Muncie 4-speed transmissions can be identified from later models by the way the transmission arms attach. Early Muncie side covers had a stud and the. Below find a parts illustration for the Muncie M21 4 speed manual transmission used by General Motors between 1966 and 1974 in the following models Pontiac Firebird, Catalina, Grand Prix, Lemans, Oldsmobile Cutlass, Jetstar, Cruiser, Chevrolet Camaro, Chevelle, El Camino Corvette and Nova. This Muncie has 27 splines and is side loaded has an aluminum. It is a good idea to understand the basics of your Muncie 4-speed before you start The only adjustment possible with this type of transmission is a linkage. 4-Speed Shifter Components Diagram Thumbnail B, 64 , ARM - transmission linkage, (Muncie), A, E . B, 67, LINKAGE KIT - 4 speed shifter rods, (Muncie transmission), B, 63 .Aug 08, &183; Paul.