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Identify General Motors' Four-Speed Transmissions

Jun 13, 2017 · 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 1974. If you are not sure how to distinguish between an M20, M21, or M22 Muncie, knowing what to look for can be tricky.

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Muncie 4 Speed Transmissions and Parts

Muncie 4 speed transmissions were used in General Motors cars from 1963 to early 1975. These gear boxes were used when power levels exceeded the limits of the early Borg Warner T10 4 speed. It was actually based on the T-10 design and uses the same basic gear layout.

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The 1965 Chevrolet M22 Rockcrusher Transmission: The ...

Sep 15, 2010 · There are several interesting features which are special in the 1965 M22. All 1963-65 M20 and M21 transmission used a 7/8″ countergear pin in all assemblies. During prototype testing, this 7/8″ countergear pin was found to be the weak link in upgrading the Muncie transmission.

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Classic and Collectible Auto Parts For Sale - Hemmings ...

Search results for all Auto Parts for Sale

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Muncie Parts - The Gear Box

Muncie detent lever pivot pin will fit all Muncie transmissions, 1963-74 M20, M21, M22. Replacement part allows you to correct & replace the early non retained side cover pivot pin. Also is a replacement for the later shouldered pin.

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M22 Rockcrusher - YouTube

Dec 10, 2014 · The nostalgic sound of a GM Muncie M22 "Rockcrusher" 4 speed manual transmission.

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

Aug 03, 2018 · GM's goal with the Muncie four-speed was to produce a better shift employing larger synchro cones. He tells us both the M20 wide-ratio and M21 close-ratio transmissions were first offered in .

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Muncie 4-Speed: The Complete History - Chevy DIY

Muncie 4-Speed: The Complete History. To understand the evolution of the Muncie 4-speed you have to look at a series of engineering platforms that led to the final design of this transmission. The Muncie design has roots going back to 1935. I took the time to research the patent number that is cast into most Muncie main cases.

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Muncie 4 Speed Transmissions and Parts

Muncie 4 speed transmissions were used in General Motors cars from 1963 to early 1975. These gear boxes were used when power levels exceeded the limits of the early Borg Warner T10 4 speed. It was actually based on the T-10 design and uses the same basic gear layout.

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Muncie 4-Speed Identification Guide - Chevy DIY

Serial numbers for Muncie 4-speeds always begin with the letter "P," which stands for Muncie Plant (not "passenger car.") "M" and "N" were used to identify 3-speed Muncies; "O" identifies the Saginaw 3-speed with overdrive. Serial numbers from 1963 to 1966 included only the month and day. For example, P0101 indicates January 1.

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Used Cars for Sale in Muncie, IN 47305 - Autotrader

Find Used Cars for sale in Muncie, IN 47305. Find car prices, photos, and more. Locate Muncie, IN 47305 car dealers and find your car at Autotrader!

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Muncie Car & Truck Manual Transmissions & Parts for sale ...

up for buy-it-now is an excellent used muncie 4 speed 32 spline mainshaft. this mainshaft has been thoroughily inspected and checked on a lathe for runout. results are 0.00" runout. this shaft was used in the muncie 4 speed m20, m21, and m22 from 1971 thru 1974. ... muncie m-22 rock crusher four speed transmission - all new internal parts.

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List of GM transmissions - Wikipedia

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.

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Identify General Motors' Four-Speed Transmissions

Jun 13, 2017 · 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 1974. If you are not sure how to distinguish between an M20, M21, or M22 Muncie, knowing what to look for can be tricky.

Get Price

Muncie M22 Rockcrusher Transmission For Sale

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 ...

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Muncie 4 Speed - Classifieds - Claz

Muncie 4 Speed - Classifieds: Muncie m 20 4 speed in Prescott, BW Muncie Saginaw 4Speeds in Chico, Muncie 4 speed complete in Ft Wayne, Muncie 4 speeds and parts in Mobile, 4 speed muncie set up in Visalia. ... Chevrolet Bellhousing 3899621 4 speed Aluminum 454 Muncie Rock .

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How to Identify a Muncie Four Speed - superchevy

Jun 22, 2016 · The Muncie four-speed transmission was used with many different models and engine combinations from 1963 through 1974. ... There also was a second, heavy-duty close-ratio version: the "Rock ...

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

New Super Heavy Duty Direct Replacement and Strongest M22's Made With Muncie Auto Gear Super Case and Strongest M22 Close Ratio or Wide Ratio Gears. 26 spline input and large 32 spline output shaft. C355 Forged Aluminum Mid-Plate. Super Tail. AG Roller Side Cover. A great Super Heavy Duty Rock Crusher M22 for your Camaro, Nova, Chevelle, Corvette or other GM car.

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muncie for sale - craigslist

favorite this post Sep 27 04 VW Passat Grille $30 (Muncie area) pic hide this posting restore restore this posting. $1399. favorite this post Sep 27 1981 VW Dasher Diesel Wagon Parts or Restore $1399 (Muncie area) pic hide this posting restore restore this posting. $125

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Muncie 4-speed - chevellestuff

Type Codes: A ~ M20, B ~ M21, C ~ M22 1964. Here is an example from a 1964 Chevelle from Fremont, CA. Note the H103065 stamped on the flange and the date is shown by the P1030 stamping in the upper right of this photo. The VIN derivative stamping positively identifies this as a 1964 Fremont Chevelle because the letter "H" was only used in 1964 for Fremont.

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

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 heyday.

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