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How to Identify a M22 Rock Crusher - It Still Runs

Step 2. Count the input shaft teeth to find out the make of the transmission. Input shafts differ in each GM transmission, so you can easily identify an M-22 "Rock Crusher by its input shaft احصل على السعر

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

2018/8/7  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 احصل على السعر

标记:Muncie TransmissionsTrifid Nebula

How to Identify a Muncie Four Speed: Build Date Codes

Muncie 4-Speed Identification Guide - Chevy DIY

Muncie RPO CodesMain Case Casting NumbersSerial NumbersMain CasesJust three types of Muncie 4-speeds are available based on the RPO (regular production option) code used when a car was ordered: the M20 (standard wide-ratio), M21 (close-ratio), and M22 (heavy-duty close-ratio). (The M does not stand for “Muncie.”) Typically, when you ordered a GM car you had standard options and accessories installed. “M” codes r...

How To Identify Chevy Four-Speed Transmissions - Chevy Hardcore

Gear Selection Varied. During the run of General Motors’ inclusion of four speeds in their

Rock Crusher identity - Hot Rod Forum

2004/10/28  Rock Crusher identity. Jump to Latest ... shaft cannot be used as a guide because there are various firms now manufacturing replacement input shafts that have no identifying rings. A 100% original M22 is a rare beast, as احصل على السعر

标记:CrusherIdentity

Complete Guide to Muncie Transmissions - SS396

2022/1/25  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 احصل على السعر

标记:Muncie TransmissionsCrusherdata-id iid>The Jalopy Journal标记:Rock Crusher TransmissionMuncie TransmissionsIdentify Muncie M21 From M20

How to Identify Your Muncie 4-Speed Transmission

2017/7/9  M22: Known as the “Rock Crusher”, designed for high-torque applications. Using these tips, you can confirm whether you have the right transmission for your Chevy and make احصل على السعر

标记:Identify Muncie TransmissionChevrolet

The 1965 Chevrolet M22 Rockcrusher Transmission:

2010/9/15  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 احصل على السعر

标记:Rock Crusher TransmissionAutomatic TransmissionsM21 Transmission

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

2023/4/27  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 احصل على السعر

M22 Identification - Team Chevelle

2005/5/9  Can you help identify if it is truly an M22. The number reads 3925856(or possibly 3925858) All the sites I have visited are telling me the case number should be 3925661/ ...احصل على السعر

Identifying Muncie 4 Speeds III by Paul Cangialosi

How to Identify Muncie 4 Speed Transmissions. Identifying Muncie 4 Speeds III by Paul Cangialosi : The most popular question has to be that everyone thinks they have the famous "rockcrusher" M22 4 speed. This had the same gear احصل على السعر

Muncie 4-speed Transmissions The Online Automotive

2018/9/23  The term “rock crusher” refers to the noise made by the meshing of the stronger helical gears in the M22. Later model 1971-’74 Muncies are also popular with racers, because احصل على السعر

M22 Rock Crusher - fourgeartrans

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. ... Gear and 27 Splines احصل على السعر

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

2008/6/26  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 احصل على السعر

How to Identify Your Muncie 4-Speed Transmission

2017/7/9  M22: Known as the “Rock Crusher”, designed for high-torque applications. Using these tips, you can confirm whether you have the right transmission for your Chevy and make احصل على السعر

Muncie Calendar Date Codes — D.M.E. Transmissions

1969-1974 codes include a suffix letter at the end to aid in identification of transmission ratios. A = 2.52 1st gear wide ratio M20, B=2.20 1st gear close ratio M21, C = 2.20 first gear Rock احصل على السعر

Muncie four-speeds The Online Automotive Marketplace

2018/9/23  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 احصل على السعر

Identifying Muncie 4-Speeds - Chevelle Info

Identifying Muncie 4- Speeds. Several things are needed to identify a Muncie correctly. The first is a main case casting number. ... Ratios of the M20, M21, M22. Muncie 4-speeds were احصل على السعر

How to Identify a Muncie Four Speed - MotorTrend

2016/7/5  Identifying The Muncie. ... 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 احصل على السعر

Muncie I.D. chart Chevy Tri Five Forum

2008/10/17  Although 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 احصل على السعر

M-22 "rock crusher" - Team Chevelle

2022/4/24  I explain this in detail, because like so many BS stories that have occurred over the years, the M22//Rock Crusher is one of them that continues to be perpetuated by احصل على السعر

How to Build a Bulletproof Muncie M22 Four-Speed Transmission

2022/11/4  The Muncie M22 is known as the Rock Crusher. See how we improve its strength and versatility by adding a Gear Vendors Overdrive. Cam Benty Writer John McGann احصل على السعر

How to Identify a Muncie Four Speed - MotorTrend

2016/7/5  Identifying The Muncie. ... 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 احصل على السعر

Muncie I.D. chart Chevy Tri Five Forum

2008/10/17  Although 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) احصل على السعر

M-22 "rock crusher" - Team Chevelle

2022/4/24  I explain this in detail, because like so many BS stories that have occurred over the years, the M22//Rock Crusher is one of them that continues to be perpetuated by احصل على السعر

How to Build a Bulletproof Muncie M22 Four-Speed Transmission

2022/11/4  The Muncie M22 is known as the Rock Crusher. See how we improve its strength and versatility by adding a Gear Vendors Overdrive. Cam Benty Writer John McGann احصل على السعر

GM Muncie 4-Speed Decoding - Drivin' It Home

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 احصل على السعر

How to Identify a Muncie Four Speed - MotorTrend

2016/6/22  Identifying The Muncie. ... 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 احصل على السعر

M22 4 speed rock crusher - Team Chevelle

2023/3/31  I have a 1970 m22 close ratio 4 speed from a 1970 ls6 I owned back I the 80s. Here is the info. ... Spending" 3000$ on a bolt on, period correct, grin inducing almighty and احصل على السعر

M22-Wide vs M22 "Rock Crusher" - Team Chevelle

2008/10/28  In the beginning, the M-22 was the Heavy Duty Muncie, and it was available ONLY in the close ratio version (2.20:1 first gear ratio). The primary difference between the احصل على السعر

Muncie 4-Speed: The Complete History - Chevy DIY

This is the current Muncie M22. Your can see that the layout of the geartrain is identical to the ST10’s. All gears and synchronizers are in the same position. Notice how the angle of the M22 احصل على السعر

Muncie 4 Speeds - Big Dog Garage

Personally, I think the angles vary from gear to gear. 1st gear on an M22 may be 19 degrees, 3rd may be 20 degrees. Also M22 gear sets were of a higher nickel alloy. The straighter angle was احصل على السعر

Muncie 4-speed - CHEVELLESTUFF

The M22 was produced in 1973 and 1974 for other GM divisions. ... thus the nickname "Rock Crusher" was born. Another misconception is if you have a drain plug you have a M22. ...احصل على السعر

NEW Auto Gear Upgraded Ultra Case Muncie HD M22 4-Speed Rock-Crusher

Garry Brown on Super Pro Road/Race Muncie Upgraded Ultra Case M22 Rock-Crusher. SALE EXTENDED!!! Michael wilhelm on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4 احصل على السعر

Is this a real M22 Rock Crusher? - Team Chevelle

2015/10/15  The 764 extension housing indicates the transmission has a 32 spline output which all 71 through 74 M20, M21, and M22 Muncies and the 1970 M22 had. A M20 with the احصل على السعر