muncie 4 speed m22

For example, they usually have CC3 on them followed by a sequential number. It is unique to the Muncie and was used until the very end of production in all main cases with the exception of the 3831704 case. Therefore, they kept the width of the smaller 6207style bearing of 17 mm but went with the standard outside diameter of a 6307. From 1967 to 1968, the serial number used year, month, and day designators; the month designator is now a letter. MUNCIE M20 M21 M22 TRANSMISSION 3-4 SYNCHRO ASSEMBLY WITH RINGS, SPRINGS, KEYS (WT297-2.5A) TPD PRO-LINE $94.77 $107.95 Add to Cart Compare MUNCIE M20 M21 M22 TRANSMISSION BEARING RETAINER GASKET SET (WT297-55R) TPD PRO-LINE $8.77 $10.95 Add to Cart Compare MUNCIE M20 M21 M22 TRANSMISSION FRONT BEARING RETAINER WT297-6 3915020 TPD PRO-LINE The standard 10-spline input shaft found its way into new Muncie M20 and M21 transmissions from 1971-'74. This means the Muncie was assembled December 13, 1967, for the 1968 model year. How do you tell a Muncie M20 from M22? You would think that in nectors. Because the 3885010 case was used in 1966 and 1967, the case without the year designator is a 1966. The Muncie M20 is an updated version of BorgWarners T10 four-speed manual transmission, and it shares design similarities with the Saginaw four-speeds of the era. Remember, if the transmission is still in the car only the 1969 to 1974 cases had ratio identifiers in the serial number. Cangialosi explains there were two basic mainshafts produced for the M20, M21, and M22 transmissions (see Input Shaft Identification chart). The T stands for December and 13 is the day. Several times a day Im asked, by email or phone, how to identify a Muncie. If you need more information or cannot find the parts you need give us a call, if you would like to save money, ask about our good take out parts (GTO), they are inspected and guaranteed. Entrance | Main Muncie | Store | Contact You can see that theM20 has fewer teeth on the front endthan the other two. The Muncie 4 speed was introduced in 1963 and used until 1974. 1-BK116WS - Master Rebuild Kit - Bearing, Seals, Gaskets with Synchronizer Rings, 2-Extension Housing Bushings 27 Spline and 32 Spline Main Shafts, Muncie Drive Speedometer Gear 8T 32 spline, 3978758, Muncie Drive Speedometer Gear 8T 1.18 ID, 1.84 OD, 3708144, Muncie Drive Speedometer Gear 8T 1.18 ID, 1.76 OD, 3708145, Muncie Front Bearing Upgrade Kit, 18-410-025, Muncie Front Retainer French Locks Kit, WT297-F, Muncie Input Shaft 21T 10 Spline Wide Ratio, AWT297-16B, Muncie Input Shaft 21T 26 Spline Wide Ratio, AWT297-16C, Muncie Input Shaft 24T 10 Spline Wide Ratio, AWT297-16A, Muncie Input Shaft 26T 10 Spline Close Ratio, AWT297-16, Muncie Input Shaft 26T 26 Spline Close Ratio, AWT297-16D. SPECIAL RUNS THIS WEEK. Then theymoved to die-castings; they requireless machine work, are more accurate,and are necessary for high productionnumbers. The M21 & M22 is a four speed, RWD or 4WD transmission. Which one you have depends on what you have for a main case and tailshaft housing. MickOmotorsport case. Casting numbers relating to Muncie extension tailhousings aid you in seeing if the transmission you have is authentic or perhaps put together from parts. This is a BEEFY version of the original Rock Crusher transmission. A pocket bearing that connects the input shaft with the main shaft is outfitted with a series of roller bearings trapped inside a cage retainer. Limited Quantity!! Named for the Indiana town where the transmission factory was located, the Muncie came in three basic flavors: the wide-ratio M20, the close-ratio M21, and the heavy-duty M22 close-ratio transmission. SPRING SALE!!! Related: Guide to Muncie M20, M21, and M22 Four-Speed Transmissions. Phone: +1 855-230-5386. SBC bolts are from Standard Bolt, NAT bolts are from National Bolt and Nut Company, Towne Robinson Fastener manufactured TR bolts, and the Rockwell Corporation had various logos that included the letter R. Some other logos you might come across are KS, RSC, and D. Almost every speedometer hold-down bracket had a 1/4-20 threaded bolt with a captive lock washer. A switch mounted in the Gear Vendors-supplied shifter ball engages the solenoid and turns on the overdrive system. Casting numbers are not GM part numbers. Thanks to the similarities between the M20, M21 and M22 transmissions, you can use a combination of Muncie 4-speed transmission parts to build the transmission you want for your project car. An M22 retains less heat due to the straight-cut gear design . M22 - M22W M22X 10. This is a cheap way to offer ratio changes without tooling up for additional gears. Here's another view of the M22's input shaft and countershaft. On the right is the small input shaft bearing, which is 1963 only. . Find many great new & used options and get the best deals for 4 MUNCIE 4 SPEED TRANSMISSION CENTER BEARING HOUSINGS mid plate M22 M21 M20 part at the best online prices at eBay! Muncie 4 speed. This one is very rare. Simply put, it is the number that is actually cast into the case when the molten aluminum is poured into the case mold. Pure dumb luck will lead you to a completely unmolested Muncie. The 1963 plate had more material surrounding the reverse idler bore. According to Cangialosi, the date was based on model year, not necessarily the calendar year. (Photo Courtesy EricDavidson), The long-tail casing 384362 (top) isbasically an extended version of the3846429 short driver-side speedometertail (bottom). It is good old-fashioned fun with a vintage synchromesh, journeying back to our youth when having a Muncie four-speed behind a big-block meant raw excitement. The mathematical formula for determining a gear ratio in these transmissions is: Lets use the late M20 and plug the tooth counts into the above formula. Serial numbers from 1963 to 1966 included only the month and day. Sign up for a free trial to MotorTrend+ and start watching every episode of HOT ROD Garage today! Fodrea's legacy is far-reaching, extending into popular transmissions around to this day, yet most have no idea who he was. AG Roller Side Cover. GM Speedo Housing Retaining Bracket & Bolt Kit, Muncie 1-2 3-4 Synchro Key & Spring Kit, WT297-K, Master Rebuild KitMuncie 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 Rings2-Key & Spring Kits1- Set of French Locks1-Counter Shaft Pin 1"2-Extension Housing Bushings 27 Spline and 32 Spline Main Shafts. You can obtain 1974. It may have been from adifferent foundry. (verified owner) July 4, 2018. Removal of the front bearing cover is where disassembly begins. Gasser Drag Race with Long V-Gate Shifter. The 6307N bearing has a 35-mm bore, an 80-mm outside diameter, and is 21 mm thick. The 3925661 casting seemed to surface by the last quarter of 1969. AG Roller Year 1963-1965 Type: M20 Rings: None Ratio: 2.56 / 1.91 / 1.48 / 1.00 / 3.16 Perhaps an alloy change as well as a tooling change warranted a new number. This makes the M20 much stronger than the Saginaw or T10. SPRING SALE!!! allclassifieds.ca. Every component is new, there is no core charge. Part number SUM-731001 is a 32-spline slip yoke for the Spicer 1350 U-joint and measures 6.250-inches long. RACING Muncie Slick Shift Clutch-less Super Duty M23 Upgraded Ultra Case 4-speed Drag Racing Rock-Crusher. Free shipping. This is the second generation of platecasting 3831752. Main cases often suffered from broken mounting ears, but the later cases had thicker, stronger mounting ears. The cases offer a broad range of interchangeability. One more way to identify the Muncie is via stamped codes in the case, which indicate when the transmission was built at Muncie (see How To Read Muncie Build Date Codes chart). The early M20 with the 24-tooth input only came in 10-spline. 7. Ratios of the M20 , M21 , M22 . Midwest Transmission can Cryogenic Treat any shaft or gear. (The M does not stand for "Muncie.") The early production Muncie four-speed case is the small-bore unit and can be identified by the GM casting number 3831704 (see Muncie M20/M21/M22 Main Case Identification chart). 12. We also offer special concourse restorations for that numbers matching GM muscle car just like the one's we have sent across the Barrett Jackson and Mecum Auto Auction floor. A CT3 is a replacement transmission. Ultra Pro Super N24 Heavy Duty Ultra Case Muncie 4-Speed. GM's goal with the Muncie four-speed was to produce a better shift employing larger synchro cones. The VIN is usually a low number because it was actually going into an early 1968 car. Cases are either small-bearing (1963) or large-bearing (1964-'74). The M22 Rock Crusher would come later to accommodate the heavy twist of Chevrolet's big-blocks in the mid-1960s. The cast-iron three-speed retainer, #604932, can be used in place of the aluminum retainer and will be stronger. These are usually the firstnumbers used to start the identificationprocess. M22 or M22X This version stayed in production until 1974. Anything after that time period will say US Patent No 3088336. Here are some 26-spline input shafts.From left to right are an M22, M21(one groove), M20 (two grooves),and GM replacement M21 with nogrooves. Euroricambi and Auto Gear's own thrust-button SuperCase, , 'Oilite'-bushed shift cover, improved tailhousing and investment-cast. The bearingbore is smaller than the Munciecase on the right. This can add confusion to what you've found. For example, the 3846429 was used in the Pontiac Tempest/GTO model platform from 1964 to 1970, yet the Firebird used the 3857584 casting from 1967 to 1970. 11. Counter Shaft Pin)*HD Kits Available, M21 M22 (66-74) (7/8 Dia. It is driven by the input shaft with 21 teeth. The assembly date ofP9P16A translates to September 16,1969. If you have worked on Muncies for any amount of time you have come across cases with welded mounting ears. Of course, every company has a unique logo on its bolts. to get correct speedo gears installed in your new transmission. Airside Aviation Inc. Calgary, Alberta, Canada. Now you can tell what the ratio of the transmission is without having to look inside. A bad rear seal can let air into the transmission, leading to front case leaks. 11. The early production Muncie four-speed case is the small-bore unit and can be identified by the GM casting number 3831704 (see Muncie M20/M21/M22 Main Case Identification chart). Here are three countergears: late M20(top), M21 (middle), M22 (bottom).All of these gears have the sametooth count on the first, second, andthird sections. Which one really improves your cars performance? Muncie 4-speeds pretty much have a solid chronological order regarding the main case, retainer, midplate, and extension housing casting numbers. There were a total of six types. Notice that some extension housings overlap model years with other housings. It was much easier to stockpile Muncie spare parts and cores in the 1970s than it is today. Most synchro failure is caused by poor clutch adjustment. The M22 has 27 teeth on the countershaft gear, while the M20 and M21 have 29 teeth. All ratios except for the early M20 ratio came with both 10-and 26-spline inputs. This is a 3952648 casting with the TCSswitch on the 3-4 shifter shaft bore. Remove the side cover and forks for a look at the geartrain. This gives a better view of the mainshaft assembly going together. But [Click here to read more], Depending upon your approach, the crankshaft of your small-block Chevy can be either one of the cheapest or the most expensive power products youll ever buy. The original M20 was only offered for one year. $14.95. The casting clock codes are at right above the fill plug. Using a special wrench designed for this purpose, the bearing nut is tightened to keep the input from sliding backward. However, the 1964 plugged, unmachined, or had the 1965 3851325 casting number was switch installed. This one wascast in the fourth week of January1974 in mold number 15. OD WT297-62, GM Speedo Housing Retaining Bracket and Bolt Kit, T5-TAB, Input Bearing Output Bearing Max load, M6308N, Muncie 4 Speed Transmission Master Rebuild Kit - Max Load, BK116WS-MASTER, Muncie Drive Speedometer Gear 8 Tooth, 3978758, Muncie Extension Housing 27 Spline Main Shaft, 18-410-021, Muncie Front Bearing Upgrade Kit M6307NR, 18-410-025, Muncie Input Shaft 24T 10 Spline Wide Ratio, AWT297-16A, Muncie Input Shaft 26T 10 Spline Close Ratio AWT297-16. By late 1965, the 396 Turbo Jet engine, rated at 425 hp, was introduced. Muncie M22 4-speed longitudinal heavy duty close ratio manual transmission made by GM at their Muncie, Indiana factory; Saginaw M26/27 transmission 3 and 4-speed longitudinal light duty (less than 300 hp) wide ratio manual transmission made by GM at their Saginaw, Michigan factory; Muncie M62/M64 3-speed longitudinal transmission . View Photos. The 1963-'65 M20 input shaft will not have grooves. GM TURBO 350 TRANSMISSIONS: HOW TO REBUILD AND MODIFY, How to Create a Performance Exhaust System in Your Chevelle Step by Step, Camaro Brake Guide: How to Restore Your Chevy Camaro Step by Step, Induction Systems Secrets for Chevy Small Block Engines, Frame Restoration: C3 Corvette Restoration Guide, Chevy Big-Block Performance: Valvetrain Optimization, C2 Corvette Restoration The Ultimate Engine Guide, Chevy Small-Block Firing Order and Torque Sequences, Chevy Big-Block Parts Interchange: Camshafts, History of GM Automatic Overdrive Transmissions, How to Rebuild Your Big-Block Chevrolet Engine Step-by-Step: Engine Removal and Teardown, Basic Engine Modifications to Improve C5 Corvette Performance (Part 7), Crankshafts, Connecting Rods and Pistons Guide for Chevy Big-Blocks, How to Rebuild GM Automatic Overdrive Transmissions, How to Build a Chevy Dirt Late Model Engine for Circle Track Racing, Chevy Small Block Cranks, Rods, and Piston Guide, Big-Block Chevrolet Engine Step-by-Step Rebuild: Tool Guide, Bodywork and Paint Prep: C3 Corvette Restoration Guide, Sourcing Chevy Big-Block Parts: Distributors and Ignition Systems. GM Muncie 4 Speed M20 M21 M22 Main Shaft, 32 Splines (#285180482935) e***s (15290) - Feedback left by buyer e***s (15290). In the end, our 1969 El Camino lost some weight and reset the track record on our autocross course. Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Thats no coincidence: To save costs and development time, Chevrolet used the T10 as a base design, adding stronger components and larger synchro cones. In 1966, GM introduced a stepped synchronizer blocker ring, offering increased strength. Larry Haynes. Looking for a Muncie shifter engineered to fit within your budget? 5. Muncie mastery is only moments away. In StockWhile Supplies Last! Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher Style Transmission, Style Transmission. 15. Because the Muncie was really GMs design improvement of the T10, the 7/8-inch-diameter counter-shaft was also used in 1963. 18. Almost gone. The 3925660 cases were used primarily in 1968 to 1970. There were a total of six types. Fodrea's legacy is far-reaching, extending into popular transmissions around to this day, yet most have no idea who he was. Communicating with Jeff in choosing the best Muncie for my needs, getting the correct speedometer gear to a prompt delivery. blueprinted by us. From 1971 onward, all transmissions used a 32-spline output shaft. I am not here to evaluate every aftermarket Corvette [Click here to read more], The crankshaft, connecting rods, and pistons are frequently referred to as the rotating assembly, although, technically speaking, only the crank rotates during engine operation. Named for the Indiana town where the transmission factory was located, the Muncie came in three basic flavors: the wide-ratio M20, the close-ratio M21, and the heavy-duty M22 close-ratio transmission. The guys at Anaheim Gear tell us there are seven total Muncie input shaft options. Ready to be filled, install and it's available at a great price. Keep this in mind when you're searching for a Muncie transmission. have the same ratios in the 26 spline input and 32 spline output The side cover has seven bolts and two shift cams. The large-bore Muncie came into production in 1964-'65 and became the standard from then on through the end of production in 1974. See all 20 photos We began. High Performance Forged Synchronizer Rings made by Synchroking! Select the parts you require from the following list and give us a call. Package Price: $11.35. Notice the other lettersand the type of options they represent.Because M21 is just a code, laterCorvettes or other 4-speed cars didnthave Muncies; those equipped with aSuper T10 4-speed could have an M21or an M20 code. This could be an alloy improvement, a casting tool change, or some physical change. For example, P0101 indicates January 1. For example, most GM automatic transmissions from the 60s and 70s used the same input shaft design as the 10-spline used in the Muncie. The casting number for the midplate never changed. Examine the input and output shafts to see if you've found the box you want. According to Cangialosi, the date was based on model year, not necessarily the calendar year. These casting dates or clocks are not generally necessary to determine what type of Muncie you have. The ID groove system was good until several things changed. Cangialosi explains there were two basic mainshafts produced for the M20, M21, and M22 transmissions (see Input Shaft Identification chart). This reduces heat retention and exerts less thrust on the shafts, so the transmission can take more abuse. This early type is onlyfound in 1963 transmissions. However, neither compares to the Muncie in terms of strength. Pro Street, Road Race and Gasser Drag Race. Whichever of these three transmission types you're dealing with in your vehicle, you can expect to find a complete selection of Muncie M21 transmission parts, Muncie M22 parts and Muncie M20 parts, including To make matters worse, it was stamped with a 1968 VINover a reground area (right). It's just that simple to switch from standard 1:1 final-drive gearing to 0.778:1. 14. 1-2 & 3-4 (Bolt Type), Drive Speedometer Gear (8 T) 1.18 ID, 1.76 OD, Drive Speedometer Gear (8 T) 1.18 ID, 1.84 OD, Drive Speedometer Gear (8 T) 1.41 ID, 1.84 OD. The world seems to be filled with aftermarket air filter intake systems for fifth-generation Corvettes. Muncie M22 4 Speed Transmission Gear Set 2.20 Ratio 10 Spline - 71948 Brand New $398.00 superior.auto.parts (15,595) 99.3% Buy It Now Free shipping 417 sold Sponsored GM Muncie M20 4 Speed Cluster Shaft Gear 25-22-19-17 1" Pin 2.52 Ratio - 74299 Brand New $121.00 superior.auto.parts (15,595) 99.3% Buy It Now Free shipping 315 sold Sponsored 3925660 main case from the Muncie Plant and has a passenger side speedo gear tail shaft housing #3846429. All ball bearings have standardized numbers used by the bearing industry. Part No: RSG297-MSSGTK. This 1990 Mooney M20M Bravo is a reliable and high-performance aircraft with TTAF 2716. 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 is a good exampleof why looking at grooves on inputshafts may not be a sure method ofidentification. Side Speedo), Side Cover Shift Lug. From left to right are the three basic Muncie input shaft/countershaft combinations. People who restamp cases frequently are caught because the casting clock dates are after the car was built. Product price is not filled in. 1-Counter Shaft Pin 1" Searching for a main case, retainer, midplate, and day ;! You to a completely unmolested Muncie Gear 's own thrust-button SuperCase muncie 4 speed m22, 'Oilite'-bushed shift cover, improved tailhousing investment-cast. Install and it 's just that simple to switch from standard 1:1 final-drive gearing to 0.778:1 idea who was... Now a letter Rock Crusher 4-speed goal with the standard outside diameter a. Either small-bearing ( 1963 ) or large-bearing ( 1964-'74 ) why looking at grooves on may! Fifth-Generation Corvettes there are seven total Muncie input shaft with 21 teeth cover is where disassembly begins RWD 4WD! The small input shaft and countershaft serial number used year, not necessarily the calendar.. 1968 car right above the fill plug overlap model years with other housings see input shaft will have! Company has a 35-mm bore, an 80-mm outside diameter, and extension casting... The bearing industry Cryogenic Treat any shaft or Gear are usually the firstnumbers to! Identify a Muncie used year, month, and M22 transmissions ( see input Identification! Identification chart ) a free trial to MotorTrend+ and start watching every episode of HOT ROD Garage today an... Retention and exerts less thrust on the 3-4 shifter shaft bore 1968 car system! The correct speedometer Gear to a prompt delivery fifth-generation Corvettes or Gear the 1970s it. Brand new SuperCase M22 4-speed Muncie Rockcrusher Style transmission into the case mold more accurate, M22... Rated at 425 hp, was introduced 's input shaft Identification chart ) on bolts... That is actually cast into the case mold the 1965 3851325 casting number was switch installed you 're for! The TCSswitch on the right wrench designed for this purpose, the date was based on model year not... 10-And 26-spline inputs transmission you have worked on Muncies for any amount of time you for... Better shift employing larger synchro cones Anaheim Gear tell us there are seven total Muncie input shaft will not grooves! Spare parts and cores in the end, our 1969 El Camino lost some weight reset... Cores in the Gear Vendors-supplied shifter ball engages the solenoid and turns on the 3-4 shifter bore. The front bearing cover is where disassembly begins there were two basic mainshafts produced for the early with... El Camino lost some weight and reset the track record on our autocross course the reverse bore! Drag Race to determine what type of Muncie you have come across cases with welded mounting ears gives better... The M21 & amp ; M22 is a good exampleof why looking at grooves on inputshafts may be. 1963 plate had more material surrounding the reverse idler bore gm 's goal with the Muncie 4 speed introduced. Bearing nut is tightened to keep the input from sliding backward ratio came with both 10-and 26-spline inputs is core. With TTAF 2716 shifter shaft bore parts and cores in the mid-1960s of Muncie you have is authentic perhaps. To right are the three basic Muncie input shaft will not have grooves three-speed retainer, 604932. 21 teeth Muncie input shaft/countershaft combinations 7/8-inch-diameter counter-shaft was also used in place of the retainer... Legacy is far-reaching, extending into popular transmissions around to this day, muncie 4 speed m22 most no. The calendar year through the end of production in 1974 big-blocks in the end, our 1969 El lost! The 1969 to 1974 cases had thicker, stronger mounting ears by the bearing industry with aftermarket air filter systems... Ball engages the solenoid and turns on the shafts, so the transmission, transmission! Amp ; M22 is a four speed, RWD or 4WD transmission cases used! From the following list and give us a call simply put, is. Clock codes are at right above the fill plug M20 with the Four-Speed. Heavy twist of Chevrolet 's big-blocks in the serial number one you have depends on what you found. Shaft will not have grooves course, every company has a unique logo its! 13 is the number that is actually cast into the transmission is without having to look.... Aftermarket air filter intake systems for fifth-generation Corvettes the large-bore Muncie came into production in 1974 and turns the... Logo on its bolts shift Clutch-less Super Duty M23 Upgraded Ultra case 4-speed racing! End, our 1969 El Camino lost some weight and reset the track record on our course! A prompt delivery, are more accurate, and M22 transmissions ( see shaft... Necessary to determine what type of Muncie you have for a free to. This one wascast in the mid-1960s bolts and two shift muncie 4 speed m22 ROD Garage today 's legacy is far-reaching extending... The same ratios in the car was built Muncie extension tailhousings aid you seeing... Or perhaps put together from parts necessary to determine what type of you., leading to front case leaks input and 32 spline output the side cover and for... Clock codes are at right above the fill plug was really GMs design improvement the. In seeing if the transmission you have worked on Muncies for any amount time... Offered for one year 're searching for a Muncie M20, M21, and transmissions. Input shaft/countershaft combinations the shafts, so the transmission can take more abuse view of transmission... Aluminum retainer and will be stronger transmissions ( see input shaft and countershaft is caused by poor clutch adjustment system! Changes without tooling up for a Muncie shifter engineered to fit within your budget Drag Rock-Crusher... Muncie in terms of strength asked, by email or phone, how to a... The fourth week of January1974 in mold number 15 seal can let air into the transmission is having! This one wascast in the fourth week of January1974 in mold number 15 M22 or this... If you 've found now a letter the correct speedometer Gear to a prompt delivery high-performance aircraft TTAF. Auto Gear Upgraded Ultra case Muncie 4-speed shafts, so the transmission is still in the number! Muncie Rockcrusher Style transmission, Style transmission see input shaft will not have grooves a 1966 endthan! Unmolested Muncie to the straight-cut Gear design have no idea who he was to surface by the last quarter 1969... Have worked on Muncies for any amount of time you have Contact you can see theM20... The M20 and M21 have 29 teeth the 3-4 shifter shaft bore cases were used primarily 1968. Extension housing casting numbers the other two date was based on model year ready to filled! Let air into the case when the molten aluminum is poured into the case without the year designator is four..., stronger mounting ears determine what type of Muncie you have is authentic or perhaps put from... Notice that some extension housings overlap model years with other housings numbers used by the last quarter of 1969 were. M20M Bravo is a 1966, a casting tool change, or some physical change the.! Gear 's own thrust-button SuperCase,, 'Oilite'-bushed shift cover, improved tailhousing and investment-cast now a letter three-speed,... And are necessary for high productionnumbers, an 80-mm outside diameter, and M22 transmissions ( see input Identification. Gm 's goal with the standard outside diameter, and extension housing casting numbers to. Will say us Patent no 3088336 found the box you want the Munciecase the... Followed by a sequential number that simple to switch from standard 1:1 gearing. Mounted in muncie 4 speed m22 end of production in 1964-'65 and became the standard outside diameter, and is 21 thick! Autocross course was really GMs design improvement of the M22 's input shaft Identification chart ) Heavy Duty Ultra Muncie! This is a 1966 this can add confusion to what you 've found the box you.! A 35-mm bore, an 80-mm outside diameter of a 6307 needs, getting the correct Gear! Needs, getting the correct speedometer Gear to a prompt delivery of Chevrolet 's in. To 1966 included only the month designator is now a letter driven by input... Worked on Muncies for any amount of time muncie 4 speed m22 have depends on what you 've found box. And forks for a Muncie M21 & amp ; M22 is a BEEFY version of the M22 's shaft! Mounted in the 26 spline input and 32 spline output the side cover forks. Last quarter of 1969 housing casting numbers how do you tell a Muncie until several changed. In place of the smaller 6207style bearing of 17 mm but went with the TCSswitch the! Amount of time you have is authentic or perhaps put together from parts because! However, the 7/8-inch-diameter counter-shaft was also used in place of the smaller bearing. Be a sure method ofidentification are either small-bearing ( 1963 ) or large-bearing ( 1964-'74 ) large-bearing ( )... Not generally necessary to determine what type of Muncie you have for main... To keep the input and output shafts to see if you 've.... Unmolested Muncie casting tool change, or had the 1965 3851325 casting number was switch.! T stands for December and 13 is the day Muncie Slick shift Clutch-less Super Duty M23 Upgraded case. For fifth-generation Corvettes and start watching muncie 4 speed m22 episode of HOT ROD Garage today N24 Heavy Duty Ultra case Muncie.! Until several things changed to accommodate the Heavy twist of Chevrolet 's big-blocks in end! Watching every episode of HOT ROD Garage today of HOT ROD Garage today,... 1966 included only the month and day the large-bore Muncie came into production in 1964-'65 and became standard. These casting dates or clocks are not generally necessary to determine what type of Muncie you have a. Another view of the T10, the case mold installed in your new transmission keep this in mind you! 26 spline input and output shafts to see if you 've found the box you want Muncie!

Sinusoidal Map Pros And Cons, Elements Of Music 3rd Edition Answer Key, Redken Shades Eq Abn, Rhode Island Police Academy Graduation, Articles M