Jun 13,  · The Muncie four-speed was produced in two ratios: the wide ratio (M20) and the close-ratio (M21). That being said, there was a second, close-ratio version (M22) that was

The Muncie four-speed, like the T-10, is a side-loading transmission. Remove the side cover and forks for a look at the geartrain. Removal of the front bearing cover is where disassembly begins.

Find many great new & used options and get the best deals for Muncie M22 Transmission 4 Speed "ROCK CRUSHER" at the best online prices at Free shipping for many products!

Hence the name “RockCrusher.” Muncie 4-speeds have varying helix angles in the gearsets. Typically, the M20/M21 gearsets have a first-gear helix angle of 26.4 

M22 rock crusher 4 speed transmission + $150.00 shipping + $150.00 shipping + $150.00 shipping. Muncie M20 4 Speed Transmission 3925660 1969 GTO + shipping + shipping + shipping. Check if this part fits your vehicle. Contact the seller. Picture Information.

9 17 Muncie diagram drawing follow Muncie 4 speed manual transmission assemblies gears parts service parts and new transmissions medatronics corporation 

Muncie AUTO GEAR Upgraded Ultra CASE With The Strongest M22w WIDE RATIO or Close Ratio Gears for a 4 SPEED TRANSMISSION. A GREAT HEAVY DUTY ROCKCRUSHER 

Muncie M22 4 Speed Rock Crusher Gear Whine 488,848 views Sep 3, A video with better audio of the nostalgic sound of a Muncie M22 (Rock Crusher) transmission at work in a 1966 Chevrolet

NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2399.00 · CALL for orders · NEW Direct replacement M22 · For up to 650 HP power applications · 10 or 26 Input Spline · 27 

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. Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE ENDS 9/30

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 a 

This is a Very Rare and Completely and Freshly Rebuilt M-22 Transmission with REAL GM Rock Crusher Gears for 1970 1971 and 1972 GM Vehicles including, Chevy, Corvette, Camaro, Chevelle and other GM vehicles of that vintage These first came out in the 1970 Chevelle with the fine spline input and they were then released in the 1971 and 1972 Corvettes and other GM Cars.

Take a look at our Muncie 4 Speed VALUE M20 Remanufactured with Warranty! as well as other Complete Units products available for sale here at Riverside Gear 

Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE ENDS 9/30/22 Rated 5.00 out of 5 $ 3,199.00 $ 2,799.00 Add to cart GM 1963 to 1974 Automatic to Upgraded Ultra Case Muncie 4-Speed Complete Conversion Swap Kit. SALE ENDS 9/30/22. Rated 5.00 out of 5 $ 5,349.00 $ 4,999.00 Add to cart

Muncie M22 "Rock Crusher 4 SPEEDS FROM 1965 TO 1974: This page is devoted to OEM How to Rebuild a Muncie Four-Speed Transmission - Rock The Rock Crusher 

Muncie 4 Speed Transmission M20, M21 & M22 with 1" counter shaft bore. High Performance Forged Synchronizer Rings made by Synchroking! 1-BK116WS - Master Rebuild Kit - Bearing, Seals, Gaskets with Synchronizer Rings The M22 "Rock Crusher" followed four years later. It uses stronger components to handle big-block power. The original M20

Information and parts are provide for the following Transmission: Muncie M21 / M22 4 Speed (RWD), an illustrated parts drawing for the M21 is provided. IDENTIFICATION - Aluminum case, extension housing and side cover. The side cover has 7 bolts and 2 shifter cams. The synchro rings have 36 teeth and the unit has a 4-step cluster gear.

Muncie m22 rock crusher four speed transmission all new internal parts up for sale is a munciegm shifter handle am not sure of the specific application but 

The Muncie four-speeds are a very popular transmission with Chevrolet muscle transmission designated M22 and often referred to as the "rock-crusher," 

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.

Answer: 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