New Super Heavy Duty Direct Replacement and Strongest M22's Made With Muncie Auto Gear Super Case and Strongest M22 Close Ratio or Wide Ratio Gears. 10 OR 26 spline input and large 27 OR 32 spline output shaft. C355 Forged Aluminum Mid-Plate. Super Tail. AG Roller Side Cover. A great…

Automatic transmissions Early models. The GM Hydra-Matic was a success and installed in the majority of GM models by 1950. Through the 1950s, all makers were working on their own automatic transmission, with four more developed inside GM alone.

Call and check our inventory of rebuilt OEM GM M22 4 Speeds. We use original M22 Cases and M22 Gear Sets or rebuild them with our aftermarket M22 Gears when the original gears are too worn to …

Aug 08, 2018· Muncie transmissions from 1971-'74 have the larger 32-spline output shaft. See all 22 photos 2. The main case will sport a seven-digit casting number (found above the …

Jun 13, 2017· The Muncie four-speed transmission was heralded by many as an "indestructible" four speed used by General Motors, and found its way into many different car models, behind various engine combinations between 1963 and 1974. If you are not sure how to distinguish between an M20, M21, or M22 Muncie, knowing what to look for can be tricky.

Muncie Transmission Identification. The Muncie 4-speed transmission was used with many different GM models and engine combinations from 1963-1974. The basic design and operation theory of the gearbox changed little during that time, though several design upgrades and modifications were made during the total production run.

Sep 03, 2015· A video with better audio of the nostalgic sound of a Muncie M22 (Rock Crusher) transmission at work in a 1966 Chevrolet Chevelle.

The Muncie transmission was an aluminum main case/extension housing, side-loaded transmission with a side-lever shift linkage. The 1963 transmission had a smaller front input shaft bearing and a specific front bearing retainer with a smaller outside diameter than the Muncie transmissions …

Oct 30, 2008· Quote from: Camaroon on October 29, 2008, 11:53:54 PM. Hey guys, thank you for the info. I am curious though. How close to 3 pints is used when filling the Muncie using the "fill 'till it runs out of the hole while trans is level" method? About 2-1/2 pints. Gear oil capacity of Muncie M20/M21/M22...

69 - 70 models M-22 ~ Input Shaft = Coarse 10 Spline with 27 Spline Tail 71 - 73 models M-22 ~ Input Shaft = Fine 26 Spline and 32 Spline Tail Shaft ***Note: This Transmission is shipped factory direct. Shipping charges will apply for all in-store pickups and show deliveries. Currently the build times are running 6-8 weeks, please plan accordingly.

Muncie M21 & Muncie M22, Small Parts Kit (SP297-50A) (SP – 297 – 50 A) Part #: 304001A. $35.99. Muncie M20, M21, M22 Gasket & Seal Kit. Muncie M20, M21, M22 Gasket & Seal Kit (4 Speed) (G297A) (GSK-116) Part #: 304002. $11.99.

NEW DESIGN MUNCIE M22 ROCK CRUSHER CLOSE RATIO 4 SPEED. THIS IS THE M-22 TRANSMISSION THAT GM COULD NOT BUILD! Newly designed STATE-OF-THE-ART Muncie front case from "Auto Gear". This is by far the "BEST" replacement aluminum case ever built for a Muncie! The front bearing is a "SEALED" bearing, and slightly thicker than the original Muncie's ...

The M21 & M22 is a four speed, RWD or 4WD transmission. The M21 & M22 is a Muncie engineering design, this transmission is aluminum case, extension housing and side cover. The side cover has seven bolts and two shift cams. The synchro rings have 35 teeth and the unit has a 4 step cluster gear. The reverse gears are helical cut and are located ...

Jun 23, 2008· I think I'm gonna end up using a stock case and ebay the autoleak case. I know the gear set is fine as well as the sliders, forks, etc so I should be ok there. My transmission appears to be leaking from the vent that was installed in the mid plate as well as the seal around the reverse shift lever.

An M-22 "Rock Crusher" is a Muncie four-speed transmission for cars made by General Motors in the 1960s. Identify a transmission type correctly before fitting it into your car. If you have the incorrect transmission, your car may not function properly. You can identify several unique signs that …

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. 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.

Transmissions Cleveland Transmission Plant 00001 to 14999 Toledo Transmission Plant 15000 to 24999 Saginaw Transmission Plant 25000 to 34999 Muncie Transmission Plant 35000 to 44999 Hydra-Matic transmissions will be numbered with the letter "H" regardless of the G.M. Division using the transmission.

Sep 15, 2010· The 1965 M22 maintained the 10-spline input and 27-spline output as all other Muncie transmissions from that model year.The 1965 M22 also had the drain plug boss drilled and tapped for a magnetic drain plug. This was not done on the M20 or M21 transmissions. Driver's side of restored 1965 M22 transmission.

Muncie 4-speed Transmission (Group 4.000) -. Casting Numbers. (1) All M22 applications except 454 engine. (2) All 454 Chevelle applications. The M22 was produced in 1973 and 1974 for other GM divisions. All wide ratio transmissions are designated M20 and close ratio transmissions are designated M21 or M22 depending on the gear set.

Aug 03, 2018· The M20 and M21 transmissions produced from 1963-'74 are easy to identify in both wide- and close-ratio units. The M22 to come later in 1967-'74 …

This completely new Muncie M22W transmission can be built with several different spline options. It comes with universal shifter shafts. It is designed to replace 1964 to 1974 Muncie 4 speed tranmissions based on what spline option you choose.

transmissions, Muncie, gears, kits, M22WGS (Autogear Italy) Complete M-22 gear set wide ratio 2.56 1st, 1.75 2nd, 1.36 3rd

BOP Bellhouse & Flwheel. Muncie 4 Speed & GM Manual Transmissions Buy Sell Trade. $1,500. $1,500. Super T10. Muncie 4 Speed & GM Manual Transmissions Buy Sell Trade. $850. $850. M21 Muncie from 67 Chevelle.

Every transmission has been run on a state of the art Dyno. A Dyno simulates the conditions encountered by a transmission during every day use. This ensures that when your part arrives it will have been rigorously tested for noises, leaks, vibrations and performance. O.E.M. O.E.M. stands for Original Equipment Manufacturer.

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 ...

Serial numbers for Muncie 4-speeds always begin with the letter "P," which stands for Muncie Plant (not "passenger car.") "M" and "N" were used to identify 3-speed Muncies; "O" identifies the Saginaw 3-speed with overdrive. Serial numbers from 1963 to 1966 included only the month and day. For example, P0101 indicates January 1.

M-21 close ratio, and the extra heavy duty close ratio" M-22, also known as the "Rock Crusher". The M-22 was generally installed behind severely powerful (high torque) big-block engines. The M-22 is distinguished from an M-21 by the angle of the gear teeth. The M-22 has "straight cut" gears. This make the transmission tend to be noiser (whines ...

See our selection of M20, M21, M22, and M23 4-Speed Muncie Transmissions for Sale here at RiversideGear.com. Your trusted source for quality Muncie Manual Transmissions and Parts.