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.
Jul 29, 2016· 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…
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 ...
Related: muncie m22 rock crusher muncie transmission muncie m22 gear set m22 muncie transmission muncie case muncie m20 muncie m21 muncie 4 speed muncie m22 parts. Refine. more Format Format. All Listings - Current page Auction Buy It …
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 ...
An M22 retains less heat due to the straight-cut gear design and the lack of thrust that helical-cut gears create. 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.
1st gear with 36 teeth for all Muncie M22 close ratio transmissions. From $109.00 . Muncie M22 Rollerized 1st Gear. Rollerized 1st gear, 36 tooth, for Muncie M22 transmissions, 1964-74. A rollerized 1st gear is a must in high load and high speed applications, such as road racing or circle track racing. Does not fit Muncie M20 or M21. $155.00
1969 CAMARO DZ 302 MUNCIE M22 ROCK CRUSHER 4 SPEED TRANSMISSION Rebuilt RARE See more like this. Chevy Gm New Muncie M22 Rock Crusher Wide Ratio 4 Speed Transmission 10 Spline . Brand New. $2,195.00. Buy It Now. Free Shipping. Last one. 59 watchers. Watch.
Recent Comments. steve cooke on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. 2 week lockdown SALE!; Mark A Jones Deltona Florida on Auto Gear Super Case M22Z Rock Crusher 4-speed. Perfect For 2.73 to 3.42 Rear End Gears. 2 week lockdown SALE! Jeff Collins on RACING Muncie Slick Shift Clutch-less Super Duty M23 Super Case 4-speed Drag Racing Rock-Crusher…
Find great deals on eBay for m-22 muncie rock crusher and muncie m22 4 speed transmission. Shop with confidence.
Having issues diagnosing problems with your M21 M22 4 Speed Muncie Manual Transmission? we can help. Below you will find a detailed parts list for the M21 & M22 manual transmission that includes complete rebuilt transmissions bearing rebuild kits with and without synchro rings, gaskets and seals, small parts kits, bushings, individual bearings, slider, synchro rings, forks, gears and shafts.
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.
$2399.00 plus s/h. add:. $150.00 micro super finish. $35.00 thrust button for heavy launch and downshift case support. assembled super rock crusher m22 650 hp. call for orders; new direct replacement m22
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.
The higher nickel alloy allowed for more impact of the gears. Another misconception is if you have a drain plug you have an M22. Again this was only true when the first M22 boxes were created. But all 3925661 castings had drain plugs. Reading Serial and VIN Numbers. Serial numbers for Muncie 4 speeds always begin with the letter "P".
May 01, 2009· 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 appear on models with high rear-axle ratios (3.55 or lower numerically) unless someone has changed it.
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 performance oriented G.M cars. They have the same gear ratios as the legendary M21 but with a heavy duty gearset.
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.
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 heavy duty gearset. The reason you may ask? Well it wasn't designed so that you could go drag racing on Saturday night or impress in front of Burger King by doing massive hole shots ...
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 identify several unique signs that …
The M22 is a serious beast when it comes to transmissions. The only negative was the noise that this transmission would produce. When the engine was driving at low revs the transmission would rattle like it had gravel inside and would whine at high rpms. The M22 was eventually dubbed the "Rock Crusher".
Mar 30, 2009· 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. The M22's are both close ratio and the M21 is a wide ratio...again from what I …
Jun 20, 2012· I've had my car since 1985 and my neighbors used to hear me rolling into the drive with the m-22,My dad used to tell me to "fix"that transmission,he also used to listen to the soild lifters and tell me that engine is "loose" fix it!! Every one calls their muncie a"rock crusher" but most if you check the numbers are "B" coded M-21's! Later Steve!!
M22, the rarest of the bunch. It's nickname is the "rock crusher" due to the noise generated by the gearset. The gear ratios are the same as in the M21, but the tooth angle is different. You'll get more gear noise, but you'll also get more strength.
Oct 11, 2016· Autogear Muncie M22Z Rockcrusher Gear Whine in 1970 Pontiac Trans Am. ... Muncie M22 - Z 4 Speed Transmission Installation ... M22 Rock Crusher 4-speed Burnout, ...
Aug 03, 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-speeds have varying helix angles in the gearsets. Typically, the M20/M21 gearsets have a first-gear helix angle of 26.4 degrees and an input shaft angle of 39 degrees. The reduction in the angle with the M22 is quite substantial. The M22 first gear has an angle of …
Muncie M22 Rock Crusher 4 Speed Transmission Gear Set 2.20 Ratio 10 Spline Gkm22. $350.89. ... Muncie Transmission . Muncie Transmission Nos M22 Gm Part 3879999 2nd Gear 30 Tooth. $275.00. 1965-1975 Corvette . 1965-1975 Corvette Muncie 4 Speed Transmission Rebuild Kit 603803. $290.95. 1964 1965 . 1964 1965 Gm Muncie 4sp Transmission Case ...