Chevy M22 Rock Crusher Transmission

07 November 2024

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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 500 hp L88 427 ...

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07 November 2024

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1969 Chevrolet Chevelle SS

Sitting underneath the hood is a behemoth 396 C.I. big-block V8 breathing fire through a 4-barrel carburetor, this '69 Chevelle is a monster on the street. Torque is stomped into the pavement through a correct Muncie M22 "Rock Crusher" 4-speed manual transmission, which allows for both quick shifting and plenty of smiles behind the wheel.

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07 November 2024

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10 Best Chevy Muscle Cars Ever Made

Several Chevy cars came with big-block V-8 engines, rip-roaring power at the rear wheels, and impressive sprint speeds for the time. ... Transmission. M22 "Rock Crusher" 4-speed manual. Driveline ...

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07 November 2024

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Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher Style Transmission

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.

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07 November 2024

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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 …

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07 November 2024

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1967

NEW, Complete 67 - 68 Camaro Muncie 4 Speed Conversion Kit now available! This kit will get you everything needed to convert a automatic 1969 Camaro into a four speed machine! You have a choice of a original rebuilt GM Muncie M20, M21 or M22 Rock Crusher.

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07 November 2024

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How to Identify Your Muncie 4-Speed Transmission

M22: Known as the "Rock Crusher", designed for high-torque applications. Using these tips, you can confirm whether you have the right transmission for your Chevy and make informed decisions about any potential restorations or modifications. Feel free to share your findings or ask if you have questions about specific codes you encounter!

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07 November 2024

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Chevy Transmissions: Muncie 4 Speed M22 …

"Where Our Customers Send Their Friends" 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 …

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07 November 2024

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Muncie 4 Speed Transmissions And Rebuild Kits

John DiLauro on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE EXTENDED!!! Garry Brown on Super Pro Road/Race Muncie Upgraded Ultra Case M22 …

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07 November 2024

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What Is A M22 Rock Crusher?

What transmission is known as the rock crusher? 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. It is the heavy-duty version of the 2.20:1 ratio M21 ...

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07 November 2024

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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 produced in a close-ratio version, so it will not …

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07 November 2024

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The Story of the Mighty & Majestic Muncie 4 Speed Transmission.

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.

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07 November 2024

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Muncie 4-Speed Identification Guide

This is the standard Muncie 4-speed case. It has a seven-digit serial number cast into the case on the passenger's side. These are usually the first numbers used to start the identification process. This is Brian Higgins of the SK Tranny Shop. …

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07 November 2024

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1965 Chevrolet Chevy II Nova Gasser

Notably, the car features dual C&S carburetors protruding from the hood, drawing immediate attention. Under the hood, the imposing 671 Blower, built by Don Hampton, force-feeds the Dart 355 small block with Dart Aluminum heads. The engine is paired with a Muncie M22 Rock Crusher transmission with a scatter shield.

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07 November 2024

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1969 Camaro 4 Speed Muncie Transmission Conversion …

You have a choice of a original completely rebuilt GM Muncie M20, M21 or M22 Rock Crusher transmission. With this new kit you also get all the hardware needed to get the job done right the first time. ... 1967 - 1981 Chevrolet Starter, Staggered with 14" and 168 Tooth Flywheel 1969 Shift Boot Retainer Ring Plate, Chrome Our Price: $24.95 . Add ...

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07 November 2024

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CHEVY MUNCIE M22 'ROCK CRUSHER' 4 SPD TRANSMISSION …

Find many great new & used options and get the best deals for CHEVY MUNCIE M22 'ROCK CRUSHER' 4 SPD TRANSMISSION Rebuilt Big Shaft Fine Spline at the best online prices at eBay! Free shipping for many products! ... 1970-74 MUNCIE M22 'ROCK CRUSHER' 4 SPEED TRANSMISSION Rebuilt Close Ratio (#235449377499) See all feedback. Back to …

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07 November 2024

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1970 CHEVROLET CAMARO Z28 GM DOCUMENTED HUGGER ORANGE M22 …

This '70-1/2 Camaro Z28 is finished in Factory Hugger Orange with a Factory 4-Speed M22 Rock Crusher ManualTransmission, real deal Factory Rock Crusher Matching transmission. Outstanding GM Canada Factory shipping documentation identifies all of its options - please review the documentation photos for all the details.

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07 November 2024

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Super Pro Road/Race Muncie Upgraded Ultra Case M22 Rock-Crusher…

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 CAMARO, NOVA, CHEVELLE, CORVETTE, GTO,442. THE MAIN CASE IS THE STRONGEST MADE with fill and drain plugs. C355 Forged Aluminum Mid …

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07 November 2024

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Muncie 4 speed....M21, M22, Rock Crusher? | The H.A.M.B.

I currently have an M22 Rock crusher in my '56 Chevy pickup, and have another M22 that was rebuilt about 6 years ago by my father but never used. I also have what I believe is an M21, but I'm not certain. ... Turbo 400 size output, and drain plug that the M22s had, so don't be fooled into paying M22 prices for a non M22 transmission. Honestly ...

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07 November 2024

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The 1965 Chevrolet M22 Rockcrusher Transmission: The …

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 …

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07 November 2024

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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 plan…

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07 November 2024

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Muncie 4-speed

The M22 transmission has a 20 degree helix angle on the gear set as opposed to a 45 degree angle found on the M20 and M21 and were made with a higher nickel alloy. ... thus the nickname "Rock Crusher" was born. Another misconception is if you have a drain plug you have a M22. ... (Chevrolet, Transmission, 1970) and 42862 serial number. 1972 ...

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07 November 2024

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1967-1972 Camaro & Firebird M22 Muncie Rock Crusher Transmission …

1967-1972 Camaro & Firebird M22 Muncie Rock Crusher Transmission 3rd Gear: Muncie M-22 Rockcrusher 3rd gear. Correct for 2.20 Close Ratio Rock cru ... xx Full Size Chevrolet. Weatherstripping; XX NOS & Rare 1970-76 Camaro. Heater Cores; NOS & Rare Parts; XX NOS & Rare Corvette Parts. All NOS & Rare Parts;

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07 November 2024

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Muncie four-speeds | The Online Automotive Marketplace

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. It is the heavy-duty version of the 2.20:1 ratio ...

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07 November 2024

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GENERAL MOTORS MUNCIE 4-SPEED MANUAL …

4-SPEED MANUAL TRANSMISSION ASSEMBLIES, GEARS & PARTS APPLICATIONS: GENERAL MOTORS 1963-1974 GENERAL MOTORS (HIGH PERFORMANCE) AUTO GEAR EQUIPMENT ... L36-s36T: M22 'Rock Crusher' (1964-74) 3924796 WT297-12B NOTE: these TWO (2) gears w/o snapring counterbore on cone end: used w/o thrust washer.

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07 November 2024

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

American Chevy Muncie Transmission Parts – M20, M21, & M22. ... 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 casting number "3831704" on the case. In 1964, the aluminum front bearing retainer was replaced with a ...

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07 November 2024

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1967

GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1967 - 1968 model Camaros. This one will have the studs coming out from the side where your shifter linkage mounts. This is the Muncie M-22 Rockcrusher …

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07 November 2024

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1970 CHEVROLET CHEVELLE 454CI LS6 MUNCIE ROCK CRUSHER

The body was rust-free. Originally built in Van Nuys, CA, and sold new in La Puente, CA. All date-code-correct parts were used. Some parts used on the build are original LS6 parts. Correct 1970 4-bolt 454/450hp block, M22 4-speed Rock Crusher Muncie transmission and original LS6 CRW 410 12-bolt posi-traction rear end.

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07 November 2024

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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 ...

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07 November 2024

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M22 4 speed rock crusher

M22 4 speed rock crusher. ... grin inducing almighty and mythical transmission that is the great Muncie M22 Rock Crusher makes more sense for many compared to buying a retrofit kitted TKX for 5 000$. ... A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. Come join the discussion about restorations, builds, performance ...

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