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From 1963 to 1975 General Motors used a transmission in many of their muscle cars known as the Muncie 4 Speed. It was the transmission of choice for practically every performance-engined car made during the muscle-car …
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New Super Heavy Duty Direct Replacement Heavy Duty M20 or M21 With Muncie Auto Gear Upgraded Ultra Case. Close Ratio or Wide Ratio Gears. 10 OR 26 spline input and large 27 …
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Muncie Close Ratio - M-22 Rock Crusher Four Speed Transmission - ALL NEW GEARS. Opens in a new window or tab. Remanufactured. 5.0 out of 5 stars. 3 product ratings - Muncie Close …
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ORIGINALLY, in the beginning of the Muncie evolution, there was the M20(wide ratio) and the M21(close ratio). A VERY, VERY, VERY few Heavy Duty, close ratio Muncies …
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Ultra Case 4-speed Road or Drag Racing Rock-Crusher. Summer Finally SALE!! Rated 5.00 out of 5 based on 15 customer ratings (15 customer reviews) ... I just got my m23z for my 1970 …
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How to Build a Bulletproof Muncie M22 Four-Speed Transmission. The Muncie M22 is known as the Rock Crusher. See how we improve its strength and versatility by adding a …
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"Where Our Customers Send Their Friends" Chevy Transmissions: Muncie M22 "Rock Crusher 4 Speeds were made From 1965 TO 1974: The most popular transmission of it's time for high …
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The Muncie four-speed is as legendary as the cars that it was put into, with the M20, M21, and Rock Crusher M22 models all part of the hot rod vernacular. From the OEM factories …
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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, …
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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. …
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It was primarily designed as a road race transmission. The straighter angle of the gearset produced less heat and less end loading of the gear train. Combined with high impact alloy …
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It tells how to pick out what is what but the main thing to look for in a M-22 is the gear angle. Take off the side cover and look at the angle of the gears. M-20, m-21 will have 45 …
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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 …
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The Muncie four-speed transmission was heralded by many as an "indestructible" four speed used by General Motors, and found its way into many different car models, behind various engine combinations between 1963 and …
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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 …
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1969 - 1973 Muncie Four Speed Transmission M-22 Rockcrusher Complete original GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1969 - 1973 model Chevelles …
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1967 - 1968 Camaro Muncie 4 Speed Transmission, M-22 Rockcrusher Complete original GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1967 - 1968 model …
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"Where Our Customers Send Their Friends" 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 …
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4-SPEED MANUAL TRANSMISSION ASSEMBLIES, GEARS & PARTS APPLICATIONS: GENERAL MOTORS 1963-1974 GENERAL MOTORS (HIGH PERFORMANCE) AUTO GEAR …
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STRONGEST Direct Replacement M22 With NEW Muncie AUTO GEAR ULTRA CASE With The Strongest M22z ULTRAWIDE RATIO 4 SPEED TRANSMISSION. A GREAT HEAVY DUTY …
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A:Zack, I am excited that you and your father are working on a project car together.This is what makes the car hobby so great. The Muncie four-speed transmission was used with many different ...
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the "rock crusher" name comes from the noise generated by the reduced helix angle on the gears... Not entirely sure, but I think the new "M22 Wide" still uses the same helix …
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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 …
WhatsApp: +86 18221755073
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. These M22 …
WhatsApp: +86 18221755073
The first thing we are going to cover in this installment is transmission Build Date Codes. This code will be stamped onto the main case. This number is much different than the …
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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 …
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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 …
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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 …
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In addition, many GM high-performance engines came with M-22 "Rock-Crusher" in the 1970-73 years, however an early version of the M-22 was available as early as 1965 in …
WhatsApp: +86 18221755073
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. These M22 units are highly sought-after for …
WhatsApp: +86 18221755073
It was primarily designed as a road race transmission. The straighter angle of the gearset produced less heat and less end loading of the gear train. Combined with high impact alloy gears this 4 speed really pushed the limits of it's aluminum …
WhatsApp: +86 18221755073
It is from a Saginaw 3-speed, casting number 591620. It can be used as an adapter-bearing retainer. It was an old trick to enable small-retainer transmissions to correctly pilot to large …
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We have a large inventory of rebuilt M21 & M22 Manual Transmissions plus transmission parts. Our factory rebuilt re-manufactured transmissions are dyno tested before …
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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 …
WhatsApp: +86 18221755073
Muncie Close Ratio - M-22 Rock Crusher Four Speed Transmission - ALL NEW GEARS. Opens in a new window or tab. Remanufactured. 5.0 out of 5 stars. 3 product ratings - Muncie Close …
WhatsApp: +86 18221755073
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 …
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The Muncie transmission is a bit outdated by today's standards with no overdrive, but still holds a place in the restoration and sentimental value markets. Many people know …
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Auto Gear Upgraded Ultra Case M22 Rock Crusher 4-speed. Perfect Performance Replacement. Camaro, Corvette, Nova, Chevelle, GTO, 442. ... M20. It drives like a charm and works really (!) well. Shipping to Europe was …
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