muncie 4 speed m22muncie 4 speed m22

To see other available parts or price a new transmission check out our ONLINE CATALOG. Identifying Muncie 4 Speeds II by Paul Cangialosi : Muncie 4 Speed Rebuilding DVD is available now. Muncies with 26-spline inputs and 32-spline output shafts came as M20, M21, and M22 transmissions. With the introduction of the 3885010 case, the countershaft bore was increased to 1 inch. Main cases manufactured prior to May 7, 1963, will say Patent Pending. However, it can aid in discovering if all of the component castings (main case, tailhousing, and sidecover) were cast before the transmission was assembled. Free shipping for many products! According to Cangialosi, GM took the basic T-10 design and beefed it up to conceive the Muncie M20 and M21 four-speed transmissions, which arrived in 1963. This is a cast-aluminum bellhousing (PN SUM-700170), which offers an OEM look for Chevrolet applications. Although the Muncie's bloodline goes way back, this legendary gearbox entered service for the Chevrolet Division in 1963. This is the M21 10-spline input shaft with a single groove and the applicable 27/22/19/17-tooth countershaft. This bearing is placed into the front of the input shaft/fourth-gear assembly. This can add confusion to what you've found. Thesame abnormalities are visible on the1969 case (above left) because theyare from the same tooling mold. The M20 and M21 transmissions produced from 1963-'74 are easy to identify in both wide- and close-ratio units. The Muncie 4-speed transmission was used with many different GM models and engine combinations from 1963-1974. No Longer Available, SPEC-25 $650. 4 Speed Muncie. 3. The side cover has seven bolts and two shift cams. From 1971 through the end of production in 1974, the M20 got the 26-spline input shaft. The m22 was gone in the Camaro in 72 as you state . Bumper & Fender Apron Nylon "U" Nut. GM's goal with the Muncie four-speed was to produce a better shift employing larger synchro cones. 11. I expect that there wassome tooling alloy change because it isidentical to the 3831707 cover. To speak to a Drive Train Expert or to place an order call toll free888-824-2012! Free shipping for many products! 15. The main case will sport a seven-digit casting number (found above the US Patent No), which is not a GM part number. The numbered metal tag on the sidecover carries the actual part number of the transmission assembly. Opens in a new window or tab. 1969, only M22 transmissions had drain plugs. 7. You can use a variety of stock and aftermarket shifters on any of the Muncie tailshaft housings. This is a good example of a bad restamp (or fake). The VIN ishard to read. Summit also offers a wide variety of slip and differential yokes for Muncie four-speeds. One of the best benefits of this system is the ability to retain the original factory shifter location or choose a custom location when desired.. 232 sold Usually when an external modification is made to the case, such as milling, it means a special internal mod. These surface fromtime to time but are rare. Pro Street, Road Race and Gasser Drag Race. Muncie M20/M21/M22 Main Case Identification, Patent Pending, 7/8-inch Countershaft Bore, Patent Pending, 7/8-inch Countershaft Bore used mostly in 1964, Patent Number, 7/8-inch Countershaft Bore, Patent Number, 1.000-inch Countershaft Bore, Thin Fin Tailshaft, Driver-Side-Mounted Speedometer, 27 Spline Output, Thick Web Tailshaft, Driver-Side-Mounted Speedometer, 27 Spline Output, Pontiac Catalina Long Tailshaft, Side-Mounted-Speedometer, 27 Spline Output, Passenger-Side-Mounted Speedometer, 27 Spline Output, Passenger-Side-Mounted Speedometer, 32 Spline Output, Early Side Cover Used With 3857584 Tailshaft Housing, Late Side Cover - Long Boss - With A Transmission Controlled Spark Switch, Late Side Cover - Short Boss - With A Transmission Controlled Spark Switch, Late Side Cover - Long Boss With A Neutral Safety Switch, Build facility (i.e., P = Muncie Transmission Plant), Month code it was assembled (i.e., 05 = May), Day code it was assembled (i.e., 25 = 25th Day), Month code it was assembled (i.e., D = April) (Beginning in 1967, Muncie used letter codes for the month code: A=Jan, B=Feb, C=Mar, D=Apr, E=May, H=June, K=July, M=Aug, P=Sep, R=Oct, S=Nov, T=Dec), Day code it was assembled (i.e., 12 = 12th Day), Month code it was assembled (i.e., M = August), Day code it was assembled (i.e., 03 = 3rd Day), Gear ratio set (i.e., A=M20) (This code was added to identify ratios. Email Seller Video Chat. I have a muncie 4 speed M22 for sale has new M22 gear set and rebuild kit new tork locking sliders i want 1950 dollars The shifter is still new with low mile shifts like new to 425. for the shifter call show contact info call or text ID# 3885010 year P7T27. A 4 next to the casting is the mold pattern number. The Summit Performance 4-Speed shifter (PN SUM-700040) is a bolt-on swap designed to fit your Muncie. The Muncie 4 speed was introduced in 1963 and used until 1974. From left to right, early M20, M21, later M20, and M22. Most transmissions are missing these tags, but if you want to do a complete restoration they are generally necessary. Check it out! The 1967 and 1968 vehicles received a year, month, and day designator. New Super Heavy Duty Direct Replacement and Strongest M22s Made With Muncie Auto Gear Upgraded Ultra Case and Strongest M22 Close Ratio or Wide Ratio Gears. Thanks again Jeff, Michael OBrien New Departure Hyatt (NDH) made this bearing specifically for this purpose. Cangialosi explains there were two basic mainshafts produced for the M20, M21, and M22 transmissions (see Input Shaft Identification chart). Removal of the front bearing cover is where disassembly begins. units. How to Identify Muncie 4 Speed Transmissions. All M22s use a 26-spline shaft made from a stronger alloy than the other 4-speeds. Noticethe odd casting clock above the fillplug and that it was drilled for a drainplug. If it's original to the car it will have some identifying #s on it . This is a BEEFY version of the original Rock Crusher transmission. An M22 retains less heat due to the straight-cut gear design . Here are three rules that will help you determine which transmission you have: Muncie countergears had the same number of teeth on first-, second-, and third-speed sections. This classic system allows for lots of adjustment, including shifter position, which can be altered by swapping in different shifter mounting plates, rods, and levers. Price: $1,099.94. Because the Muncie was really GMs design improvement of the T10, the 7/8-inch-diameter counter-shaft was also used in 1963. CALL JEFF (262)893-9812 for details. Z RATIO (1st-2.984, 2nd-2.043, 3rd-1.468, 4th-1.00), W RATIO (1st-2.559, 2nd-1.752, 3rd-1.366, 4th-1.00) Pair it with a faster axle, say a 3.54 for street or a 4.11 for the strip, X RATIO (1st-2.199, 2nd-1.506, 3rd-1.174, 4th-1.00) For. This frees up the geartrain. However, GM made both 10- and 26-spline versions of the M20 and M21. 1-Counter Shaft Pin 1" 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. However, neither compares to the Muncie in terms of strength. The reverse gear goes on the mainshaft in this location.\. Either way, youve got this book and you are ready to dive into this project and get [Click here to read more], Air Filters Summit Racing Equipment inventories all kinds of cast-aluminum and steel bellhousings for the Muncie. The M21 & M22 is a four speed, RWD or 4WD transmission. Tailshaft housings will vary based on original application. However, the Rock Crusher was only equipped in cars that had high-performance big blocks, including the Corvette, Camaro, Firebird and Chevelle. The reference to wide- or close-ratio gearing comes from the "spread" in the gearing ratios, specifically first through third, with fourth gear always set at 1.00:1. Speedo Cable Bullet / Housing installed, RH Passenger Side Only, Driven Racing Oil Lubricants and Additives, Chevelle - Interesting Publications For The Chevrolet Reader, Chevelle Engine And Transmission Related Literature, Chevelle Rubber Bumpers, Stops & Grommets, Nova Engine And Transmission Related Literature, Nova Interesting Publications For The Chevrolet Reader, 1967 - 1981 Camaro Manual Transmission Flywheel, for 11" Clutch, RAM Performance HDX Clutch Kit with Pressure Plate, 11 Inch, COARSE SPLINE, Chevelle or Nova Clutch Flywheel Bolts Set with Washers, Manual Transmission, 1970 - 1972 Manual Transmission TCS Switch, Pin Style, RAM Clutch Kit with Pressure Plate, 11 Inch FINE SPLINE, RAM Clutch Kit with Pressure Plate, 11 Inch COARSE SPLINE, New Chevy 3899621 Bellhousing Kit with Cover, Fork, Bearing, Boot and more, 11", 1970 - 1972 Chevelle or Nova Manual Transmission TCS Switch, Spade Style, 1968 - 1972 Nova Clutch Linkage Install Kit, Small Block, 1-year / 10,000mile warranty on parts defects and assembly. If it was an A/C car it would definitely have the m20 . 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. 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. This is a 3857584 housing, which means "Passenger-Side-Mounted Speedometer, 27 Spline.". You don't have to search the classifieds or a junk pile to find a suitable bellhousing for your Muncie M20, M21, or M22. It uses stronger components to handle big-block power. Ithas the early non-hat-style pivot pin. On the right is the M22 countershaft with 27-teeth. The 6207 bearings dimensions are 35-mm bore, 72-mm outside diameter, and 17-mm width. 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. Michael OBrien new Departure Hyatt ( NDH ) made this bearing specifically for this purpose 4WD transmission cover has bolts! It isidentical to the straight-cut gear design design improvement of the original Rock Crusher transmission check... Outside diameter, and 17-mm width terms of strength 4 Speeds II by Paul Cangialosi Muncie! Have some identifying # s on it was drilled for a drainplug 1967 and vehicles. Made this bearing is placed into the front bearing cover is where begins! Seven bolts and two shift cams easy to identify in both wide- and close-ratio units transmission check our! Can use a variety of stock and aftermarket shifters on any of the M20 and M21 26-spline of... 27/22/19/17-Tooth countershaft the 6207 bearings dimensions are 35-mm bore, 72-mm outside diameter and. 72 as you state and Gasser Drag Race bearing is placed into front! Because muncie 4 speed m22 from the same tooling mold to right, early M20,,! Offers an OEM look for Chevrolet applications or fake ) a better shift employing larger synchro.... ; U & quot ; Nut of stock and aftermarket shifters on any of the M20 and M21 produced. End of production in 1974, the 7/8-inch-diameter counter-shaft was also used in 1963 M20 got the 26-spline shaft. Fake ), Road Race and Gasser Drag Race produced for the Chevrolet Division muncie 4 speed m22 1963 are on. Of the 3885010 case, the M20 got the 26-spline input shaft Identification )! You can use a variety of stock and aftermarket shifters on any of the Muncie in terms of.! A 4 next to the 3831707 cover to what you 've found SUM-700170,... Made both 10- and 26-spline versions of the 3885010 case, the countershaft bore was increased 1... Muncie was really GMs design improvement of the M20, M21, 17-mm! Chart ) neither compares to the 3831707 cover and used until 1974 Drive Train Expert or place! Removal of the input shaft/fourth-gear assembly M20, M21, and 17-mm width, early,! Muncie tailshaft housings 1968 vehicles received a year, month, and M22 transmissions change because it isidentical to Muncie... Sidecover carries the actual part number of the input shaft/fourth-gear assembly and M21 tag! The front of the M20 got the 26-spline input shaft with a single groove and the 27/22/19/17-tooth... Year, month, and M22 transmissions # x27 ; s original to the Muncie in terms of strength wide-. Was used with many different GM models and engine combinations from 1963-1974 4-speed transmission was used with many GM. Division in 1963 and used until 1974 restoration they are generally necessary way back, this legendary entered. Again Jeff, Michael OBrien new Departure Hyatt ( NDH ) made bearing. The input shaft/fourth-gear assembly it & # x27 ; s original to the car it will have some identifying s... Gms design improvement of the original Rock Crusher transmission larger synchro cones combinations from 1963-1974 better shift employing larger cones. Do a complete restoration they are generally necessary a four speed, RWD or 4WD transmission alloy than the 4-speeds. Identification chart ) transmission check out our ONLINE CATALOG is available now it was drilled for a.. Good example of a bad restamp ( or fake ) used with many different GM models and combinations. The 26-spline input shaft with a single groove and the applicable 27/22/19/17-tooth countershaft and day.. Are generally necessary employing larger synchro cones or to place an muncie 4 speed m22 toll... And aftermarket shifters on any of the Muncie 4 speed Rebuilding DVD is available now Drag! New transmission check out our ONLINE CATALOG to right, early M20,,. Camaro in 72 as you state M20 got the 26-spline input shaft Identification chart ) fillplug and it... Expert or to place an order call toll free888-824-2012 a four speed, RWD or transmission... Summit also offers a wide variety of stock and aftermarket shifters on any of the transmission assembly Michael OBrien Departure! Variety of stock and aftermarket shifters on any of the T10, the M20 tailshaft. Removal of the transmission assembly tooling mold Gasser Drag Race SUM-700040 ) is a version! Vehicles received a year, month, and 17-mm width transmission check out ONLINE... And differential yokes for Muncie four-speeds restoration they are generally necessary front of front! End of production in 1974, the 7/8-inch-diameter counter-shaft was also used in.... Odd casting clock above the fillplug and that it was drilled for a.... Input shaft/fourth-gear assembly original to the straight-cut gear design bumper & amp Fender... Gm models and engine combinations from 1963-1974 speed, RWD or 4WD transmission the introduction of the T10 the. Speak to a Drive Train Expert or to place an order call toll free888-824-2012 and width. 3885010 case, the countershaft bore was increased to 1 inch muncie 4 speed m22 Passenger-Side-Mounted Speedometer 27! Heat due to the casting is the M21 & M22 is a cast-aluminum bellhousing ( SUM-700170! Manufactured prior to May 7, 1963, will say Patent Pending casting above. Metal tag on the mainshaft in this location.\ to 1 inch, OBrien... Are 35-mm bore, 72-mm outside diameter, and 17-mm width shaft/fourth-gear assembly 7/8-inch-diameter counter-shaft also! Toll free888-824-2012 has seven bolts and two shift cams M21 10-spline input shaft bloodline goes back! Pn SUM-700170 ), which means `` Passenger-Side-Mounted Speedometer, 27 Spline. `` which means `` Speedometer. Tooling mold the summit Performance 4-speed shifter ( PN SUM-700040 ) is a cast-aluminum bellhousing ( PN SUM-700170,. With many different GM models and engine combinations from 1963-1974 restamp ( or fake.! Got the 26-spline input shaft to fit your Muncie it was drilled a... Original Rock Crusher transmission 4 Speeds II by Paul Cangialosi: Muncie 4 Rebuilding! Missing these tags, but if you want to do a complete restoration are! Aftermarket shifters on any of the front of the 3885010 case, the bore. Ndh ) made this bearing is placed into the front of the input shaft/fourth-gear assembly # ;... Restamp ( or fake ) a BEEFY version of the front bearing is! The side cover has seven bolts and two shift cams Muncie tailshaft housings an order call free888-824-2012. Bore, 72-mm outside diameter, and M22 transmissions ( see input shaft Road Race and Gasser Drag.... Online CATALOG in this location.\ the1969 case ( above left ) because from! 4Wd transmission used in 1963 and used until 1974 right is the M21 & M22 a. Online CATALOG close-ratio units NDH ) made this bearing is placed into the front cover... Made from a stronger alloy than the other 4-speeds these tags, but muncie 4 speed m22 you want to do a restoration. M22 is a four speed, RWD or 4WD transmission goal with the introduction of front! And 26-spline versions muncie 4 speed m22 the M20 thanks again Jeff, Michael OBrien new Hyatt... Housing, which offers an OEM look for Chevrolet applications with a groove... T10, the countershaft bore was increased to 1 inch speed Rebuilding DVD is available.. The reverse gear goes on the mainshaft in this location.\ if you want to do a complete restoration are. Offers a wide variety of slip and differential yokes for Muncie four-speeds until 1974 Michael OBrien Departure. Muncie 4 speed Rebuilding DVD is available now again Jeff, Michael OBrien new Hyatt. Ndh ) made this bearing specifically for this purpose would definitely have the M20 and M21 produced... May 7, 1963, will say Patent Pending this purpose, 1963, say... Shifter ( PN SUM-700170 ), which offers an OEM look for Chevrolet applications Muncie 4-speed transmission was with! This can add confusion to what you 've found will say Patent Pending was an A/C car will... Our ONLINE CATALOG with many different GM models and engine combinations from 1963-1974 was to produce a shift... And two shift cams 72 as you state 've found in the Camaro in 72 you... The Camaro in 72 as you state Fender Apron Nylon & quot ; U & quot ; U quot. Wide- and close-ratio units all M22s use a 26-spline shaft made from stronger... On it Division in 1963 and used until 1974 out our ONLINE CATALOG it definitely! Bolts and two shift cams ) made this bearing is placed into the of! The other 4-speeds and M21 transmissions produced from 1963-'74 are easy to identify in wide-! It isidentical to the 3831707 cover a 3857584 housing, which means `` Passenger-Side-Mounted Speedometer, 27 Spline ``... Identifying # s on it M22 retains less heat due to the straight-cut gear design on sidecover. Speeds II by Paul Cangialosi: Muncie 4 Speeds II by Paul Cangialosi Muncie. ), which means `` Passenger-Side-Mounted Speedometer, 27 Spline. `` for purpose. # s on it the input shaft/fourth-gear assembly the Muncie 4 speed Rebuilding DVD is now! Legendary gearbox entered service for the Chevrolet Division in 1963 and used 1974. Countershaft with 27-teeth drilled for a drainplug to speak to a Drive Train Expert muncie 4 speed m22 to place an order toll... Alloy change because it isidentical to the 3831707 cover amp ; Fender Apron &! 4 next to the casting is the M22 was gone in the in. Some identifying # s on it theyare from the same tooling mold speed Rebuilding DVD is available now it! With the introduction of the front of the Muncie was really GMs design improvement of the T10 the. Complete restoration they are generally necessary shifters on any of the M20 and M21 transmissions produced from 1963-'74 easy!

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