Chevy 4 Speed Rock Crusher Manual Transmission Codes

Camaro

Manual 4-speed Transmissions M20 was the generic RPO for a 4-speed transmission. For lower performance applications (L6, 307, 327, and L65 350), the Saginaw 4-speed was utilized.

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Transmission, Manual, 1971-74 GM, Muncie M22, 2.20 1st

Remanufactured 4-speed manual transmissions are now available from OPGI. Each transmission is disassembled, cleaned and inspected to ensure an outstanding final …

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How to Rebuild a Muncie Four-Speed Transmission

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.

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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 and Novas. This one will have the holes on the side where a bolt will secure your shifter linkage levers.

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M22 4 speed rock crusher | Team Chevelle

M22 4 speed rock crusher. Jump to Latest ... That being said without being gone over by a manual trans guy personally I would consider it a core. There is no telling if it functions correctly. I have seen them advertised for crazy prices. ... TX Chevelle so the P0C23C transmission assembly date and 3978766W0 tag fit. Put the transmission in …

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Shifting Times: A History of the Borg-Warner T-10 4-Speed Transmission

Working with GM engineering, Borg-Warner of Muncie, Indiana stepped up with the T-10 four-speed transmission, which became available on the Corvette on May 1, 1957 as a $188 option. The T-10 was actually a clever adaptation of Borg-Warner's T-85 three-speed manual transmission.

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1970 CHEVROLET CHEVELLE LS6 454 MUNCIE ROCK CRUSHER TRANSMISSION COWL

Correct 1970 4-bolt 454/450hp block, M22 4-speed Rock Crusher Muncie transmission and original LS6 CRW 410 12-bolt posi-traction rear end. It also has a 6,500 rpm redline tachometer, bucket seats, console, ZL2 cowl-induction hood and original 14" SS Rally wheels with wide-oval tires.

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Muncie Parts

The Muncie 4-speed manual transmission holds a significant place in automotive history, renowned for its robust design and pivotal role in the performance car era. ... NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2899.00. No Price ... GM T10, GM Super T10, Saginaw 3 & 4 speed, GM T5, Powerglide, 200 & 350 transmissions. From $18.00 .

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Muncie 3 speed transmissions | Team Chevelle

GTO 3-Speed Transmission, 1972 GTO, Heavy Duty 3-speed transmission, Dearborn, Muncie, M13, M12, Muncie M20, M22 rock crusher, Auto Round-Up MagazineA: L.C., thanks for the nice words. The transmission listed on the build sheet you sent me is indeed the Heavy Duty 3-speed transmission I spoke of in the a recent …

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Chevy Transmissions: Muncie 4 Speed M22 Rockcrusher..

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.

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How to Identify a M22 Rock Crusher

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 …

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Chevrolet Chevy Manual Transmission Identification and …

Further Muncie identification. 3 Muncie 4 speeds were offered. The M-20 wide ratio, the M-21 close ratio, and the "Extra heavy duty close ratio" M-22, also known as the "Rock …

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Muncie 4 Speed Transmission for sale | eBay

Get the best deals for Muncie 4 Speed Transmission at eBay.com. We have a great online selection at the lowest prices with Fast & Free shipping on many items!

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Muncie 4-Speed: The Complete History

Therefore, the Muncie patent is basically a design for the layout of a 4-speed transmission. This "layout" is a 4-speed transmission with four forward gear ratios in the main case, a midplate bearing support, and a reverse gearset in the extension housing.

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The Story of the Mighty & Majestic Muncie 4 Speed Transmission.

This transmission manufacturing facility has been in operation since 1902 and was officially purchased by GM in 1920 under the name Muncie Products to manufacture transmissions and steering gear for their Oakland, Pontiac, Oldsmobile, Chevrolet, and GMC-Truck divisions. GM started producing the Muncie 4 Speed in response to the …

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Complete Muncie Transmission Units | RiversideGear.com

See our selection of M20, M21, M22, and M23 4-Speed Muncie Transmissions for Sale here at RiversideGear.com. Your trusted source for quality Muncie Manual Transmissions and Parts.

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1970 CHEVROLET CHEVELLE 454CI LS6 MUNCIE ROCK CRUSHER

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GENERAL MOTORS MUNCIE 4-SPEED MANUAL …

GENERAL MOTORS MUNCIE 4-SPEED MANUAL TRANSMISSION. ASSEMBLIES, GEARS & PARTS. APPLICATIONS: 1963-1974. GENERAL MOTORS (HIGH …

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Muncie Close Ratio

Mystery Muncie First Gear noise eliminated. Also included are Hand Fitted Synchronizer Sliders and Hubs. If a factory non locking slider is used the transmission will eventually pop out of gear. The hand fitted locking sliders/hubs improves shifting quality through all RPM ranges.

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Transmission: C3 Corvette Restoration Guide

They carried the option codes of M20, M21, and M22. These manual transmissions were optional or standard for all of these model year Corvettes. ... the M22 earned the nickname "Rock Crusher" because its straight-cut gears made a distinctive noise while driving. ... The new transmission is longer than the GM 4-speed so a shorter driveshaft ...

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Inside the N-series M23 Transmission from Auto Gear Engineering

An inside look at the N-series M23 four-speed manual transmission from Auto Gear Engineering and an interview with designer George Sollish.

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Transmission, Manual, 1971-74 GM, Muncie M22, 2.20 1st

Transmission, Manual, 1971-74 GM, Muncie M22, 2.20 1st. Remanufactured 4-speed manual transmissions are now available from OPGI. Each transmission is disassembled, cleaned and inspected to ensure an outstanding final product. Each transmission features top-quality components throughout, as well as premium seals and gaskets for a leak …

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GM Muncie 4-Speed Decoding

Proper identification of the transmission type is absolutely necessary, but sometimes difficult due to several factors. First, GM used several different methods to label and …

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Muncie M22 Rock Crusher 4 Speed Transmission for sale

Get the best deals for Muncie M22 Rock Crusher 4 Speed Transmission at eBay.com. We have a great online selection at the lowest prices with Fast & Free shipping on many items!

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Technical

I'm sorry i'm sure this has been asked before, but i am looking for some verification about this muncie 4 speed i bought for my car. The case number is …

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Muncie 4-speed Transmissions

The 2.20:1 ratio first gear is usually referred to as the Muncie M21 transmission; based on GM's production codes. The 2.56:1 ratio is referred to as the M20. 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 …

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Pontiac Manual Transmissions

In 1958 and later years, Pontiac used the "standard" transmission interface used also by Chevy and other GM makes. So you can bolt up a later Pontiac or Chevy transmission onto an earlier Pontiac bell housing (back to 1958). For example, a '65 Corvette "Rock Crusher" M22 4-speed will bolt up to a 58 Pontiac bell housing.

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