GENERAL MOTORS “MUNCIE” FOUR SPEED 10-1-01 7 A12 Mainshaft 1st Gear L36-s36T (1963) 3831743 WT297-12 NOTE: this ONE (1) gear w/ snapring counterbore on cone end: used w/ thrust washer. L36-s36T: except M22 (1964-74) 3849388 WT297-12A L36-s36T: M22 …

Find great deals on eBay for muncie m22 and muncie m22 rock crusher. Shop with confidence. ... 1963-1974 Corvette Muncie Overhaul Gasket & Seal Kit M20 M21 M22 Chevrolet. C $26.06; Buy It Now ... General Motors (34) Muncie (30) Platinum (33) Placement on Vehicle see all Placement on Vehicle. Front (18) Rear (11)

Aug 07, 2018· Muncie M20/M21/M22 Main Case Identification: GM Casting Number: Year(s) Produced: Description: 3831704: 1963: Patent Pending, 7/8-inch Countershaft Bore Aluminum Front Bearing Retainer Small Input ...

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, …

Related: muncie m22 rock crusher muncie transmission muncie m22 gear set m22 muncie transmission muncie case muncie m20 muncie m21 muncie 4 speed muncie m22 …

The Muncie four-speeds are a very popular transmission with Chevrolet muscle car enthusiasts, and are easily adaptable for a wide range of GM and other non-GM vehicles. They debuted in 1963 Chevrolet full-size cars and Corvettes, and they were originally available in two ratios, 2.20:1 and 2.56:1.

Muncie transmissions are covered in this section M21 and M22's, rear wheel drive (RWD), requiring 4 speed applications. The Muncie 4 speed manual transmission was use by General Motors in Buick …

Chevy Gm New Muncie M22 Rock Crusher Wide Ratio 4 Speed Transmission 10 Spline See more like this. 1964-1965 Muncie 4 Speed Transmission 3851325. Pre-Owned. ... 1963 - 1966 Corvette Chevelle Muncie M21 3885010 4 Speed Transmission OEM! See more like this. 1969 Muncie 4 Speed Transmission 3925660 M21 P9B01B Camaro Chevelle Corvette.

Among “old-timers”, the Muncie transmission commands a certain degree of respect. Sure, you could get a manual in tons of cars from GM during the 60's and 70's, but the Muncie was the one to have. Saginaw transmissions were cheaper, and worked admirably, but scattering gear oil on the pavement was a scary reality if you pushed them too hard.

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. From 1963 to 1965 the close ratio M21 was ordered under the M20 RPO code and the factory decided whether to install a wide ratio M20 or close ratio M21 ...

The Muncie 4 speed was a transmission that was used in General Motors (GM) between 1963 and 1975. There was little change to its basic design and operation; in retrospect, it was created to meet car needs at the time, if only for a brief period.

Muncie M22 Rock Crusher Crusher USA. About muncie m22 rock crusherrelated information:1967 1968 1969 l 88 ... general motors 19631974 ... 1970 70 GM Muncie M22 4 Speed Rock Crusher ...

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.

The Muncie was used in all high performance applications until the Borg-Warner Second Design Super T-10 began replacing it in 1974. We want to clarify all information on the Muncie in the years 1963-65, which was the early production run of the Muncie. Read further about Chevrolet's favorite gearbox. 1963-1965 Model Years

General Motors optioned cars with either the M20 or M21 ratios based on engine types and axle ratios. Many window and tank stickers exist from before 1966 that list cars as having M20s when in fact they had M21s. M22 production was rare in both 1966 and 1967; 29 were produced in 1966 and only 20 in L88 Corvettes in 1967.

Muncie detent lever pivot pin will fit all Muncie transmissions, 1963-74 M20, M21, M22. Replacement part allows you to correct & replace the early non retained side cover pivot pin. Also is a replacement for the later shouldered pin. $7.45 . Muncie Detent Levers (Set of 2) Muncie detent levers (2) fits all Muncie transmissions, 1963-74 M20, M21 ...

The M22 was eventually dubbed the “Rock Crusher”. It is a common misconception that all Muncie transmissions are “Rock Crushers”, but it is only the M22 that deserves that name. The M20 and M21 were both release in 1963, but it wasn’t until 1965 that the M22 hit the market. The M22 was created for the Corvette Grand Sport racing program.

The Muncie case (3831704) replaced the T10 4-speed in the 1963 Chevrolet Bel Air and Corvette by mid-May of that year. The T10 front bearing size was reduced in diameter in 1963 only. This meant that the transmission’s front bearing retainer and register bore …

Muncie M21 / M22 4 Speed (RWD) Manual Transmission Parts These quality M21 and M22's manual transmission parts, rebuild and overhaul kits are designed to be top of the line overhaul kits. We have …

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. From 1963 …

Muncie M62/M64 — 3-speed longitudinal transmission made by GM Muncie SM420 — 4-speed manual used up to 1967, very similar to sm 465 except small changes to gear ratios and location of reverse. New Process Gear NP435 - 4-speed longitudinal transmission used in a select handful of 67-72 GM pickups

Chevrolet Muncie Transmission Parts - M20, M21, & M22 ... Both the wide-ratio M20 and close-ratio M21 debuted in 1963 in the Corvette. The M22 “Rock Crusher” followed four years later. It uses stronger components to handle big-block power. The original M20 was only offered for one year. It has the GM …

Nov 02, 2007· Muncie M22 Moser 12-bolt 4:10 posi. Save Share. Reply. ... US Patent No 3088336 General Motors Corp GM 3884883 GM 3846429 on the tailshaft I hope this might help me identify this Muncie. Thanks again for all your input. ... 1963 …

MUNCIE M22 M21 M20 4 SPEED GENUINE O.E. INPUT BEARING RETAINER 3915020 See more like this 1968 Corvette GM 661 M21 Muncie 4 Speed Transmission Case 3925661 POA27B Nice Pre-Owned

Muncie M22 10 Spline Input Wide Ratio Gear Kit, GKM22W-10 Ratio 2.52 Fits GM Cars 1963-1974 with the Muncie 4 Speed

The Muncie 4 speed,was first designed in 1963,and lasted until 1974. There are 2 basic ratios,close and wide. The close ratio gear box,gives you a fairly high first gear,with the rest of the gears fairly close …

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…

The Muncie 4 speed was a transmission that was used in General Motors (GM) between 1963 and 1975. There was little change to its basic design and operation; in retrospect, it was created to meet …

Jeff Collins on NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher Street/Strip. Camaro, Corvette, Chevelle, Nova. 2 week Summer SALE! Tony Vescio on GM 1963 to 1974 Automatic to Muncie …

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 identify an ...

Muncie m22 rock crusher identification. Guide to muncie m20 m21 and m22 four gms aim with the muncie four-speed was to produce a greater shift using bigger synchro cones he tells us each the m20 wide-ratio and m21 close-ratio transmissions have been first provided in 1963 the m22 …

Apr 03, 2019· An aerial view of the Chevrolet-Muncie plant located in Muncie, Indiana from 1970 reveals its massiveness. It produced GM's M20, M21, and M22 transmissions during '60s and '70s.

Even after 45 years, the Muncie four-speed is still a very popular transmission with Chevrolet muscle car enthusiasts, and it is easily adaptable to a wide range of GM and other non-GM vehicles. It debuted in 1963 Chevrolet full-size cars and Corvettes, and was originally available with …

Aug 03, 2018· GM’s goal with the Muncie four-speed was to produce a better shift employing larger synchro cones. He tells us both the M20 wide-ratio and M21 close-ratio transmissions were first offered in 1963.