M22-Wide vs M22 "Rock Crusher"

We are restoring a 72 Chevelle SS and would like to use a Muncie "Rock Crusher". Is there anyone out there that and tell me the difference between a Muncie M22W and a M22 …

Rock Crusher identity

Rock Crusher identity. ... Depending on the year of the transmission there are some things to look for, but as vince stated if the parts were swapped this will not hold true. …

Muncie Super Duty M23 Upgraded Ultra Case 4 …

Home / 4 Speed / Muncie Super Duty M23 Upgraded Ultra Case 4-speed Road or Drag Racing Rock-Crusher. January SALE NOW!!! PRICE INCREASE SOON !!! Rated 5.00 out of 5 based on 15 customer ratings ... I just got my m23z for my …

This is why the 1970 Chevelle SS 454 …

Transmission and Rear Axle. The Chevelle SS 454 LS6 was available with 2 transmission options. The Muncie M22 (Rock Crusher) 4-speed manual and the 3-speed Turbo …

How to Identify a M22 Rock Crusher

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.

Auto Gear Upgraded Ultra Case M22Z Rock …

STRONGEST Direct Replacement M22 With NEW Muncie AUTO GEAR ULTRA CASE With The Strongest M22z ULTRAWIDE RATIO 4 SPEED TRANSMISSION. A GREAT HEAVY DUTY ROCKCRUSHER FOR YOUR …

Mastering GTO Restorations: …

A properly set up M-22 Rock Crusher transmits up to 700 hp, so this stout transmission is a wise choice for high-performance applications as well as authenticity. But that is …

Muncie 4-speed

The straighter angle was designed to produce less end loading of the gear train and less heat but created more noise, thus the nickname "Rock Crusher" was born.

Muncie Calendar Date Codes — D.M.E.

1969-1974 codes include a suffix letter at the end to aid in identification of transmission ratios. A = 2.52 1st gear wide ratio M20, B=2.20 1st gear close ratio M21, C = 2.20 first gear Rock Crusher M22. One example code would be ( …

NEW Muncie M22 SUPER ROCK CRUSHER 4 speed …

Transmission Yokes: M5R1 / M5R2: Clutch Packs: GEARBOX TEE SHIRT: Miscellaneous: Discontinued, Used, Sale. 1st gear: Shipping: Contacts: Instructional Videos: MT82: Muncie …

GENERAL MOTORS MUNCIE 4-SPEED MANUAL …

4-SPEED MANUAL TRANSMISSION ASSEMBLIES, GEARS & PARTS APPLICATIONS: GENERAL MOTORS 1963-1974 GENERAL MOTORS (HIGH PERFORMANCE) AUTO …

Muncie 4 Speed Transmissions

It was primarily designed as a road race transmission. The straighter angle of the gearset produced less heat and less end loading of the gear train. Combined with high impact alloy …

How to Rebuild a Muncie Four-Speed …

The Muncie four-speed is as legendary as the cars that it was put into, with the M20, M21, and Rock Crusher M22 models all part of the hot rod vernacular.

How to Identify a Muncie Four Speed: Build Date Codes

Last time we talked about how to distinguish a Muncie four-speed transmission from a Saginaw or BorgWarner and the different types of Muncie transmissions, including the wide-ratio M20, the close ...

M21 M22 4 Speed Muncie Manual …

Rebuilt Transmission M22 1966-1974 Rock Crusher MTGM038. Rebuilt Overhaul Bearing Kits M21 & M22 Transmission. Kits w/OE Style Bearings. Drawing Image …

Muncie 4-speed transmission information

M-22 "Rock Crusher" Identification The M-22 close-ratio transmission is easily identified internally from the M-20 and M-21 versions by the angle of the gear teeth. The M-22 …

Chevy Transmissions: Muncie 4 Speed M22 …

Chevy Transmissions: Muncie M22 "Rock Crusher 4 Speeds were made From 1965 TO 1974: The most popular transmission of it's time for high performance cars built for Chevrolet and all performance oriented G.M cars. They have the …

American Chevy Muncie – M20, M21, M22 | Allstate Gear

However, the Rock Crusher was only equipped in cars that had high-performance big blocks, including the Corvette, Camaro, Firebird and Chevelle. Thanks to the similarities between the …

Guide to Muncie M20, M21, and M22 Four-Speed …

The M22 Rock Crusher would come later to accommodate the heavy twist of Chevrolet's big-blocks in the mid-1960s. The M20 and M21 transmissions produced from 1963 …

The 1965 Chevrolet M22 Rockcrusher Transmission: The …

Learn how the 1965 M22 transmission, a special version of the Muncie transmission, was developed and installed in some Corvettes and passenger cars. See the …

The Rarest Muscle Car Transmission In The '60s

Among models from the 60s, the M22 Rock Crusher manual transmission can be found in models such as the C3 Chevrolet Corvette with the 435 hp L71 427 V8, 425 hp L72 427 V8, and the …

RACING Muncie Slick Shift Clutch-less Super Duty …

3 reviews for RACING Muncie Slick Shift Clutch-less Super Duty M23 Upgraded Ultra Case 4-speed Drag Racing Rock-Crusher. January SALE NOW!!! ... GM 1963 to 1974 Automatic to Muncie 4-Speed Transmission Complete …

M-22 Rock Crusher 4-Speed …

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 …

1969

Complete original GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1969 - 1973 model Chevelles and Novas. This one will have the holes on the side where a bolt will secure your shifter linkage levers. This is …

Firebird Central | 1967

1967 - 1968 Firebird Muncie Four Speed Transmission, M-22 Rockcrusher Complete original GM Muncie transmission rebuilt and guaranteed for 1 year. Works great for all 1967 - 1968 model Firebirds. This one will have the studs …

GM Muncie 4-Speed Decoding

M-22 "Rock Crusher" Identification. The M-22 close-ratio transmission is easily identified internally from the M-20 and M-21 versions by the angle of the gear teeth. The M-22 was only …

Muncie 4-Speed Identification Guide

Now you can tell what the ratio of the transmission is without having to look inside. It's still a good habit to double-check the gears to confirm the ratio because often the ratios were …

Guide to Muncie M20, M21, and M22 Four-Speed Transmissions …

The M22 Rock Crusher would come later to accommodate the heavy twist of Chevrolet's big-blocks in the mid-1960s. The M20 and M21 transmissions produced from 1963-'74 are easy to identify in both ...

How to Identify a Muncie Four Speed

There also was a second, heavy-duty close-ratio version: the "Rock Crusher" (M22) that was offered on some of the high-performance big-block models, starting with the …

The Muncie 4 Speed Transmission Taught A Generation Of

In the early 1960s, GM was looking to move away from the four-speed manual transmissions it had been purchasing from BorgWarner and bring production in-house. The twist was the four-speed gearbox found in the first two generations of the Chevrolet Corvette—the BorgWarner T10—had in fact been built using plans …