m22 rock crusher transmission identification

The Mighty & Majestic Muncie 4 Speed Transmission - Wilson ...

Jul 05, 2016· There also was a second, heavy-duty close-ratio version: the "Rock Crusher" (M22) that was offered on some of the high-performance big-block …

Muncie Parts - The Gear Box

Aug 08, 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 produced from 1963-'74 are easy to identify in both...

Camaro Transmission Information & Restoration

The M21 & M22 is a four speed, RWD or 4WD transmission. The M21 & M22 is a Muncie engineering design, this transmission is aluminum case, extension housing and side cover. The side cover has seven bolts and two shift cams. The synchro rings have 35 teeth and the unit has a 4 step cluster gear.

Muncie 4-speed Transmissions | Hemmings

Jul 29, 2016· Last time we talked about how to distinguish a Muncie four-speed transmissionfrom a Saginaw or BorgWarner and the different types of Muncie transmissions, including the …

NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher ...

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 ...

Muncie four-speeds | Hemmings

The term "rock crusher" refers to the noise made by the meshing of the strong-er helical gears in the M22. Later model 1971-'74 Muncies are also popular with racers, because these transmissions used a 32-spline output that is stronger than the early 27-spline, and the newer units seem to perform better in high-rpm and high-horsepower applications.

NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2399.00

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".

Muncie M22 Rock Crusher Wikipedia - atd-ancona.it

Aug 07, 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 …

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Jun 13, 2017· The M20 and M21 used a gearset with a more angled tooth design on each gear (left). The M22 Rock Crusher used a gearset that features less of an angled-tooth gearing (right). Images courtesy chevelles.com. The ratio of the four-speed transmission placed in any car was usually determined by the engine size and rearend axle ratio.

Guide to Muncie M20, M21, and M22 Four-Speed Transmissions

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.

Muncie 4-speed

Input shafts differ in each GM transmission, so you can easily identify an M-22 "Rock Crusher by its input shaft count. Each transmission has different numbers of teeth. An M-22 "Rock Crusher" always has 26 teeth. Step 3

Muncie 4-Speed: The Complete History - Chevy DIY

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.

How to Identify a Turbo-Hydromatic Transmission | It Still ...

Aug 07, 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 M22 Rockcrusher Transmission For Sale

The Gear Box is the source for Muncie Parts like the new assembled M22 SUPER ROCK CRUSHER 4 speed kit with micro super finish or downshift case support. The Gear Box Transmissions Muncie-Tremec-Saginaw-TKO-Top Loader-Richmond

M-22 Rock Crusher 4-Speed Transmissions by JetBoatBill

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. A13 Mainshaft 1st Gear Bushing

M21 M22 4 Speed Muncie Manual Transmission - Midwest ...

Jun 06, 2016· This is a very clean Muncie M22 With Build Tag asking 1.400 .00For it and you can reach me on this video if you want it Just email me Thanks for watching ...

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

rock crusher transmission codes - rock crusher transmission codes home >>rock crusher transmission codes Inquiry If you have any questions, please tell us, we will reply to you within 24 hours! 1969 CAMARO Z28, MATCHING #'S DZ. 1969 camaro z28, matching #'s dz-code 302 & m22 rock, it also retains its numbers matching muncie m22 rock crusher 4-speed transmission …

The 1965 Chevrolet M22 Rockcrusher Transmission: The ...

Feb 21, 2010· The most well known Muncie transmissions are the M20(wide ratio), M21(close ratio), and the M22(rock crusher). Although not mentioned much, there was also an M23 transmission that was used, beginning in 1970. The M23 is recognized by a 26-spline(fine) input shaft and a large output shaft that requires a T-400 driveshaft yoke.

Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher Style ...

1967 muncie rockcrusher id. Corvette rock crusher trans muncie also had a second close-ratio transmission coded m22 and known as the rock crusher which was used behind performance big-block engines and in some corvettes the term rock crusher refers to the noise made by the mes...

M21 M22 4 Speed Muncie Manual Transmission - Midwest ...

The M21 & M22 is a four speed, RWD or 4WD transmission. The M21 & M22 is a Muncie engineering design, this transmission is aluminum case, extension housing and side cover. The side cover has seven bolts and two shift cams. The synchro rings have 35 teeth and the unit has a 4 step cluster gear.

Muncie 4-Speed Identification Guide - Chevy DIY

The Gear Box is the source for Muncie Parts like the new assembled M22 SUPER ROCK CRUSHER 4 speed kit with micro super finish or downshift case support. The Gear Box Transmissions Muncie-Tremec-Saginaw-TKO-Top Loader-Richmond

M22 Rock Crusher

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 …

how to identify a m22 rock crusher - Selah Project

NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher Street/Strip. Camaro, Corvette, Chevelle, Nova. Sale Extended. Last Week! $ 2,799.00 $ 2,399.00

GENERAL MOTORS MUNCIE 4-SPEED MANUAL …

There are two ways you can tell the difference between the M21 and the Rock Crusher. The M22 has 27 teeth on the countershaft gear, while the M20 and M21 have 29 teeth. M20 transmissions have two grooves on the input shaft, M21 transmissions have one groove, and M22 transmissions have no grooves.

Muncie M21 and M22 Manual Transmission GM Overhaul Kit ...

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 ...

Guide to Muncie M20, M21, and M22 Four-Speed Transmissions ...

Jun 13, 2017· The M22 was designed as a road race transmission, and the straighter angle of the gear teeth produced less heat and less end-loading of the gears. This decreased helix angle of the gear not only created a stronger gear set, but it also produced a substantial amount of gear "whine" which is highly noticeable when driving the car.

Guide to Muncie M20, M21, and M22 Four-Speed Transmissions

Muncie M21 / M22 4 Speed (RWD) Manual Transmission Parts. These quality M21 and M22's manual transmission parts, rebuild and overhaul kits are designed to be top of the line overhaul kits. We have include information on how to identify individual transmissions, application information, model year, detailed kit and part availability by ...

Muncie M22 Rock Crusher Wikipedia - atd-ancona.it

Get the best deals for muncie m22 rock crusher at eBay.com. We have a great online selection at the lowest prices with Fast & Free shipping on many items!

How to Identify a M22 Rock Crusher | It Still Runs

Chevrolet's Turbohydramatic transmission line is the next transmission progression from the Chevy Powerglide, a reliable transmission first offered in the 1960s. When the Powerglide could no longer be improved upon, the THM series was developed. The hydraulically operated THM series consists of the THM700, THM400, ...

Magical Muncie Four-Speed | Hotrod Hotline

In my opinion, the T10 is stronger than the M22 "rock-crusher" muncie. If I had to guess, I believe this transmission was introduced to eliminate the need to have 2 different close ratio transmissions available for the car, even while the power levels were slumping. The Powerglide is a common drag racing transmission.

1964 & Up M-22 Rock Crusher Muncie Transmission Fine (26 ...

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 was told years ago.

M-22 Rock Crusher 4-Speed Transmissions by JetBoatBill

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

Guide to Muncie M20, M21, and M22 Four-Speed Transmissions

Oct 01, 2008· M22 had straighter cut gears. Sounds kind of like a gear drive timing set. Unmistakable sound. I don't know how many people I've had tell me "Oh ya this thing has a Rock Crusher (colloquial term for M22) in it. I've only heard the sound of the real deal once.

GM Muncie 4-Speed Decoding : Drivin' It Home

The M22 Rock Crusher would come later to accommodate the heavy twist of Chevrolet's big-blocks within the mid-1960s. The M20 and M21 transmissions produced from 1963-'74 are straightforward to determine in each wide- and close-ratio models.

M-22 Rock Crusher 4-Speed Transmissions by JetBoatBill

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.

muncie m22 rock crusher for sale | eBay

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.

rock crusher transmission codes - autowesterveldvarsseveld.nl

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. ... For identification purposes all GM M22s have seven bolts attaching the Side Cover (inspection plate), no lines or rings on the Input Splines, have a drain plug in addition to the fill plug on ...

Difference between M21 and M22 | NastyZ28.com

Sep 03, 2015· A video with better audio of the nostalgic sound of a Muncie M22 (Rock Crusher) transmission at work in a 1966 Chevrolet Chevelle.

rock crusher transmission 4wd

The term "rock crusher" refers to the noise made by the meshing of the strong-er helical gears in the M22. Later model 1971-'74 Muncies are also popular with racers, because these transmissions used a 32-spline output that is stronger than the early 27-spline, and the newer units seem to perform better in high-rpm and high-horsepower applications.

Identify General Motors' Four-Speed Transmissions

Sep 15, 2010· A Chevrolet Engineering Change Recommendation #68715 was issued on December 19, 1964, that proposed the changes required to change the M20-21 into the M22 rockcrusher transmission. This ECR is referred to several times through …