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rock crusher transmission

How to Identify a M22 Rock Crusher It Still Runs

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

Muncie four-speeds Hemmings

The 2.20:1 ratio is commonly designated as the Muncie M21 transmission. The 2.56:1 ratio is commonly referred to as the M20. Muncie also had a second close-ratio transmission designated M22 and often referred to as the "rock-crusher," which was used behind the highest-performance engines and in Corvettes, the M22 is a highly sought-after performance transmission.

Muncie M-22 Rock Crusher Four Speed Transmission - ALL New ...

Jul 14, 2018  For sale is a Factory Replica of the Close Ratio Muncie Rock Crusher Four Speed Transmission typically used in High Performance 1965 to 1974 Corvette`s, Camaros, Chevelles, Nova`s, El Camino`s, Impala`s, Oldsmobiles and Pontiacs.. Also included are Hand Fitted Synchronizer Sliders and Hubs. The hand fitted sliders/hubs improves up and down shifting quality through all RPM ranges.

The 1965 Chevrolet M22 Rockcrusher Transmission: The ...

Sep 15, 2010  Across the top of the page are the words “First Build 4/15/65 – 1st Shipment 4/19/65, recap of M22 (Rock Crusher) Trans.” By comparing these M22 transmission assemblies to Chevrolet’s 1965 transmission identification codes, I found a perfect match.

Muncie M22 4 Speed Rock Crusher Gear Whine - YouTube

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.

What is a Rock Crusher transmission? - Quora

It's a GM Muncie M22 four speed, used in high performance applications from 1965 to 1972. They had a lower helix angle in the gears and had a noticeable whine that very few other transmissions had. If you were running a GM hotrod, that was the man...

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

Aug 08, 2018  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

Muncie 4-speed Transmissions Hemmings

The term "rock crusher" refers to the noise made by the meshing of the stronger helical gears in the M22. Later model 1971-'74 Muncies are also popular with racers, because these transmissions used a 32-spline output that is stronger than the early 27-spline, and the newer units seem to perform better in high-rpm and high-horsepower applications.

List of GM transmissions - Wikipedia

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.

Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher Style ...

This a BRAND NEW SUPERCASE M22 Muncie Rockcrusher Style Transmission. This is a BEEFY version of the original Rock Crusher transmission. Most all the weak points of an original Muncie have been solved by the Super-Case design. The Supercase has extra casting in all the known weak areas. The mid plate is aircraft grade aluminum.

What is a Rock Crusher transmission? - Quora

It's a GM Muncie M22 four speed, used in high performance applications from 1965 to 1972. They had a lower helix angle in the gears and had a noticeable whine that very few other transmissions had. If you were running a GM hotrod, that was the man...

Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher Style ...

This a BRAND NEW SUPERCASE M22 Muncie Rockcrusher Style Transmission. This is a BEEFY version of the original Rock Crusher transmission. Most all the weak points of an original Muncie have been solved by the Super-Case design. The Supercase has extra casting in all the known weak areas.

M-22 Rock Crusher 4-Speed Transmissions by JetBoatBill

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 ...

NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2399.00

The Gear Box is the source for Muncie Parts like the new assembled M22 SUPER ROCK CRUSHER 4 speed kit with micro super finish or downshift case support. The Gear Box Transmissions. Muncie-Tremec-Saginaw-TKO-Top Loader-Richmond. Home: View Cart: Muncie Kits Parts: T56: T56 Corvette GTO CTSV: TR6060 / T56 Magnum: T10: Super T10: TKX: T5: 3550 ...

Muncie 4-speed Transmissions Hemmings

The term "rock crusher" refers to the noise made by the meshing of the stronger helical gears in the M22. Later model 1971-'74 Muncies are also popular with racers, because these transmissions used a 32-spline output that is stronger than the early 27-spline, and the newer units seem to perform better in high-rpm and high-horsepower applications.

muncie m22 rock crusher for sale eBay

3RD GEAR FITS 4 SPD MUNCIE M22 ROCK CRUSHER TRANSMISSION / 27T / WT297-11A. Brand New. 5.0 out of 5 stars. 1 product rating - 3RD GEAR FITS 4 SPD MUNCIE M22 ROCK CRUSHER TRANSMISSION / 27T / WT297-11A. $51.50. Buy It Now +$10.00 shipping. 12 watchers. Watch. S

M21 M22 4 Speed Muncie Manual Transmission - Midwest ...

Chevrolet GMC Rock-crusher: 1966-1974: Need Stronger Parts? Midwest Transmission can Cryogenic Treat any shaft or gear. This cryo treatment will add 30% in

Magical Muncie Four-Speed Hotrod Hotline

An M-22 holds up well. The downside is that it tends to make noise. It will rattle at low rpms and whine at higher rpms. The M22 is called the Rock Crusher. “Dump the Rock Crusher,” hot rodders say. People think all Muncie four-speeds are Rock Crushers, but they’re not.

Muncie 4-Speed Identification Guide - Chevy DIY

Most transmissions are missing these tags, but if you want to do a complete restoration they are generally necessary. Even if your Muncie is assembled from a mix of parts, you should be able to determine the ratio. Remember, if the transmission is still in the car only the 1969 to 1974 cases had ratio identifiers in the serial number.

Muncie 4 Speed Transmissions

How to Identify Muncie 4 Speed Transmissions. Identifying Muncie 4 Speeds III by Paul Cangialosi : The most popular question has to be that everyone thinks they have the famous "rockcrusher" M22 4 speed. This had the same gear ratios as the M21 but with

Muncie 4-speed Transmission (Group 4.000)

The term "rock crusher" refers to the noise made by the meshing of the strong-er helical gears in the M22. Later model 1971-'74 Muncies are also popular with racers, because these transmissions used a 32-spline output that is stronger than the early 27-spline, and the newer units seem to perform better in high-rpm and high-horsepower applications.

NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher ...

Recent Comments. steve cooke on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. MARCH SPRING SALE ON NOW!!! Mark A Jones Deltona Florida on Auto Gear Super Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. MARCH SPRING SALE ON NOW!!!

How to Rebuild a Muncie Four-Speed Transmission - Rock The ...

Oct 07, 2014  How to Rebuild a Muncie Four-Speed Transmission - Rock The Rock Crusher Giving a worn-out Muncie four-speed transmission a quick rebuild with parts from Summit Racing. Steve Baur Oct

M-22 Rock Crusher 4-Speed Transmissions by JetBoatBill

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

Muncie M22 Rockcrusher Transmission For Sale

Performance Built Muncie M22 Rock Crusher 4 Speed Transmission. This unit has been rebuilt at our state of the art facility. We have carefully engineered a process that allows us to bring you a product we can stand behind. This is a direct replacement for the following Chevrolet ,Oldsmobile, Buick, and Pontiac vehicles. Compatible Vehicles ...

Muncie 4-speed Transmissions Hemmings

The term "rock crusher" refers to the noise made by the meshing of the stronger helical gears in the M22. Later model 1971-'74 Muncies are also popular with racers, because these transmissions used a 32-spline output that is stronger than the early 27-spline, and the newer units seem to perform better in high-rpm and high-horsepower applications.

NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher ...

Recent Comments. steve cooke on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. MARCH SPRING SALE ON NOW!!! Mark A Jones Deltona Florida on Auto Gear Super Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. MARCH SPRING SALE ON NOW!!!

M21 M22 4 Speed Muncie Manual Transmission - Midwest ...

Chevrolet GMC Rock-crusher: 1966-1974: Need Stronger Parts? Midwest Transmission can Cryogenic Treat any shaft or gear. This cryo treatment will add 30% in

Muncie 4 Speed Transmissions

How to Identify Muncie 4 Speed Transmissions. Identifying Muncie 4 Speeds III by Paul Cangialosi : The most popular question has to be that everyone thinks they have the famous "rockcrusher" M22 4 speed. This had the same gear ratios as the M21 but with

Muncie 4-speed Transmission (Group 4.000)

The term "rock crusher" refers to the noise made by the meshing of the strong-er helical gears in the M22. Later model 1971-'74 Muncies are also popular with racers, because these transmissions used a 32-spline output that is stronger than the early 27-spline, and the newer units seem to perform better in high-rpm and high-horsepower applications.

Magical Muncie Four-Speed Hotrod Hotline

An M-22 holds up well. The downside is that it tends to make noise. It will rattle at low rpms and whine at higher rpms. The M22 is called the Rock Crusher. “Dump the Rock Crusher,” hot rodders say. People think all Muncie four-speeds are Rock Crushers, but they’re not.

Muncie "Rock Crusher" transmission - Google Groups

Jul 26, 1999  Muncie "Rock Crusher" transmission Showing 1-16 of 16 messages. Muncie "Rock Crusher" transmission: Brian Loeffler: 7/21/99 12:00 AM: I have a 68 Camaro that has a Muncie Rock Crusher transmission in it. The tranny is making noise and

Muncie 4-Speed Identification Guide - Chevy DIY

Most transmissions are missing these tags, but if you want to do a complete restoration they are generally necessary. Even if your Muncie is assembled from a mix of parts, you should be able to determine the ratio. Remember, if the transmission is still in the car only the 1969 to 1974 cases had ratio identifiers in the serial number.

How to Identify a Muncie Four Speed - Hot Rod

Jul 05, 2016  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 1965 Corvette.

Muncie Parts - The Gear Box

NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2399.00. No Price Muncie Overhaul Kit. Complete overhaul kit for Muncie 4 speed transmissions. Must specify if your transmission has a 1" or 7/8" cluster shaft (pin) 7/8" kit comes with NON stepped synchronizer rings. Please scroll down to order extras (cluster pin, wrench,sliders etc) From $114.95

The Mighty Majestic Muncie 4 Speed Transmission - Wilson ...

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.

Muncie, Borg-Warner T-10, or Super T-10 4-Speed ...

Aug 22, 2015  If you have an automatic transmission the transmission dipstick which is generally easily visible in the engine bay, is a constant reminder of regular automatic transmission maintenance. Muncie and Borg-Warner T-10 and Super T-10 4-speed manual transmissions sit underneath the car hidden away like a groundhog burrowed deep in a ground hole.

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