an m22 rock crusher

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 M22 RockCrusher . In 1963 the Corvette Grand Sport racing program was instituted. The early Grand Sports used a special heavy-duty version of the M21 close-ratio transmission. These special units evolved into what is called the M22 today. According to research by Alan Colvin (author of the Chevrolet by the Numbers books), 57 M22 units were

M 22 Rock Crusher Transmission On Craig List

In the Rearview Mirror: 1977-81 Z28 Camaro - EPautos. 26 Jan 2011 TH400 transmission was standard, 403 "California" cars got the TH350 .. The M-22 is a solid tranny with tough synchros, gears, and bearings and slower shifting. .. a close ratio with the big "rock crusher" gears.and you could tell .. every mile we traveled, and there are always plenty on Craig's list.

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

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. 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.

Feb 21, 2010Although some claim that the M23 is a 'rock crusher', it is indicated that this box was assembled in both wide and close ratio components and also with straight cut gears common to the rock crusher (M22) transmission. Looks like you have a second design-feb. 28th, 1968, M20 or M21. Definitely not a rock crusher(no straight cut gears).

This is the M22 17 degree gear set of the famed Rock crusher in original close ratio, which are as follows, 1st gear 2.20 to 1, 2nd gear 1.64 to 1, 3rd gear 1.28 to 1 and 4th 1 to 1. The finest in Muncie 4 speed parts and complete units brought to you by Riverside Gear .


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. We have rebuild kits in stock and ready for shipment. Email us with your requirements and we will assist you in completing your M22 rebuild or providing you with a complete trans.

Jun 20, 2012Every one calls their muncie arock crusher but most if you check the numbers are B coded M-21's! Later Steve!! Jun 19, 2012 #7. COPO Veteran Member Lifetime Gold I took my M20 gears out and swapped them for M22 gears and the shaft remained the same. Rock crushers in a mine were strong cut teeth most likely on a small angle which gave it

Jul 14, 2018Muncie M22 4 Speed Gear Set 2.20 Ratio Rock Crusher 10 Spline Input Fits M20 M21. $449.20. shipping: + $29.00 shipping. Popular . 68-72 GM A Body Hurst Shifter Muncie M-20 M21 M22 Transmission Shift Levers. $21.99. Free shipping. Popular . GM Chevy Muncie M20 M21 M22 4 Speed Syncronizer Assembly Slider AWT297-2.5A.

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

Sep 15, 2010This sheet lists by model year, each M22 assembly shipped from Muncie with accumulative totals across the bottom of the page. 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."

3 aug 2018 the m22 rock crusher would come later to accommodate the heavy twist of chevrolet39s big blocks in the mid 1960s the m20 and m21 transmissions produced from 1963 3974 are easy to one more way to identify the muncie is via stamped codes in the 3 month code it was assembled ie m = august

Mar 30, 2009I 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. The M22's are both close ratio and the M21 is a wide ratioagain from what I

M22 RockCrusher . In 1963 the Corvette Grand Sport racing program was instituted. The early Grand Sports used a special heavy-duty version of the M21 close-ratio transmission. These special units evolved into what is called the M22 today. According to research by Alan Colvin (author of the Chevrolet by the Numbers books), 57 M22

M 22 Rock Crusher Transmission On Craig List

In the Rearview Mirror: 1977-81 Z28 Camaro - EPautos. 26 Jan 2011 TH400 transmission was standard, 403 "California" cars got the TH350 .. The M-22 is a solid tranny with tough synchros, gears, and bearings and slower shifting. .. a close ratio with the big "rock crusher" gears.and you could tell .. every mile we traveled, and there are always plenty on Craig's list.

Jun 20, 2012Every one calls their muncie arock crusher but most if you check the numbers are B coded M-21's! Later Steve!! Jun 19, 2012 #7. COPO Veteran Member Lifetime Gold I took my M20 gears out and swapped them for M22 gears and the shaft remained the same. Rock

M-21 close ratio, and the extra heavy duty close ratio M-22, also known as the Rock Crusher. The M-22 was generally installed behind severely powerful (high torque) big-block engines. The M-22 is distinguished from an M-21 by the angle of the gear teeth.

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. Correct bolts will include head markings like original. The transmission is professionally rebuilt and guaranteed for 1 year.

M22 RockCrusher . In 1963 the Corvette Grand Sport racing program was instituted. The early Grand Sports used a special heavy-duty version of the M21 close-ratio transmission. These special units evolved into what is called the M22 today. According to research by Alan Colvin (author of the Chevrolet by the Numbers books), 57 M22 units were

Jul 14, 2018Muncie M22 4 Speed Gear Set 2.20 Ratio Rock Crusher 10 Spline Input Fits M20 M21. $449.20. shipping: + $29.00 shipping. Popular . 68-72 GM A Body Hurst Shifter Muncie M-20 M21 M22 Transmission Shift Levers. $21.99. Free shipping. Popular . GM Chevy Muncie M20 M21 M22 4 Speed Syncronizer Assembly Slider AWT297-2.5A.

Muncie M22 Rock Crusher Four Speed Transmission All . Oct 04 2020 for sale is a factory replica of the close ratio muncie rock crusher four speed transmission typically used in high performance 1965 to 1974 corvettes camaros chevelles novas el caminos impalas oldsmobiles and pontiacs also included are hand fitted synchronizer sliders and hubs the hand fitted slidershubs improves up and down

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