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 

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, and tons STRONGER.

Muncie 4 Speed Transmissions And Rebuild Kits. New Super Heavy Duty Direct Replacement and Strongest M22's Made With Muncie Auto Gear Super Case and Strongest 

p>M22 Muncie rock crusher counter Shaft gear unit with inner sleeve USA Made OEM.

Close ratio 2.20 see my other listing for the output gears and misc. parts to complete your rock crusher project

Came out of a "c" case see last picture. Case pics shown for reference only not included with your purchase. Thank you for looking

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.

2008. 10. 30. · 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. I have tired to look online but not finding anything to help. I

Hot sale muncie m22 rock crusher ultra show car quality transmission with mirror polish finish muncie m22 aluminum rock crusher transmission fits m20 and m21 

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 wide- and close-ratio units. The M22 to come later in 1967-'74 is also a close-ratio unit, but much stronger than the M21, with a higher torque capacity.

The 1964-65 Muncie transmission main case casting number was #3851325. It was designed for the use of the 7/8″ countergear pin inside the transmission assembly. To manufacture the M22, the #3851325 case had to be drilled out to 1″ to accept the special countershaft pin. A new maincase was not to be released until the start of the 1966 model year.

NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2399.00 View Images CURRENTLY UNAVAILABLE UNTIL SPRING-TAKING ORDERS $2399.00 PLUS S/H + ASSEMBLY FEE of $225.00 OPTIONS YOU CAN ADD: $150.00 MICRO SUPER FINISH $35.00 THRUST BUTTON FOR HEAVY LAUNCH AND DOWNSHIFT CASE SUPPORT SUPER ROCK CRUSHER M22 650 HP CALL for orders NEW Direct replacement M22

A great Super Heavy Duty Rock Crusher M22 for your Camaro, Nova, Chevelle, Corvette or other GM car. Close Ratio = 2.20-1st, 1.64-2nd, 1.28-3rd, 4th direct. Wide Ratio = 2.56-1st, 1.75-2nd, 1.36-3rd, 4th direct or comp M22w 2.56-1st, 1.90-2nd, 1.48-3rd. Built for big HP. Lead time 4-6 weeks. 20% Cancelation Fee on special order.

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If short tracks are your stage, we'd like you to consider the Model 32 'Syracuse' two-speed we'll be shipping from early November. Features: (1) based on the race-proven 'Syracuse' four-speed (2) uses the legendary M22 'Rock Crusher' gear geometry (3) 'slick-shifted' gearing shifts fast, even at high rpm

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.

Posts Tagged 'Rockcrusher Muncie M22 - . A new customer brought in his transmission, explaining that it was making noise, so he wanted to get it 

Muncie M22 Rock Crusher First Gear. $119.00. Muncie M22 Rock Crusher First Gear quantity. Add to cart. Category: Transmission Parts.

DM Transmission Pros LLC is in Las Vegas, Nevada. October 17, ·. ATRA Powertrain Expo was a success! Always learning new things and keeping up with all the innovations in the transmission world. #transmissionbrotherhood #atrapowertrain. 6.

Offered for your consideration is a GM Muncie M21 Heavy Duty Close Ratio 4 Speed Manual Transmission . It has a 2.20:1 first gear and 1:1 fourth gear ratio. This Muncie was removed from a 1963 Corvette that was getting a 5 speed upgrade.

Find best value and selection for your 1970 70 GM Muncie M22 4 Speed Rock Crusher Transmission search on eBay. World's leading marketplace. Chat Now; M22 Rock Crusher Muncie M22 "Rock Crusher 4 SPEEDS FROM 1965 TO 1974: This page is devoted to OEM Complete units; New aftermarket units and OEM parts and NOS parts. Chat Now

Find many great new & used options and get the best deals for Chevy GM Muncie M22 Rock Crusher Wide Ratio 4 Speed Transmission 26 Spline at the best online prices at Free shipping for many products! Share - Chevy GM Muncie M22 Rock Crusher Wide Ratio 4 Speed Transmission 26 Spline. CURRENTLY SOLD OUT.

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

2022. 8. 14. · Muncie Close Ratio - M-22 Rock Crusher Four Speed Transmission - ALL NEW GEARS. Report item. Description. Shipping and payments. item number: 123871668653. Seller assumes all responsibility for this listing. Last

This a BRAND NEW SUPERCASE M22 Muncie Rockcrusher Style Transmission. This is a BEEFY version of the original Rock Crusher transmission.

How to Identify Muncie 4 Speed Transmissions. The most popular question has to be that everyone thinks they have the famous "rockcrusher" M22 4 speed.

Paul Cangialosi and Sale Arena from 5Speeds.com install a new Muncie M22-Z transmission in Sal's 1962 Corvette. These transmissions are designed by Autogear

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 four