Muncie Rock Crusher Trans

Muncie 4-speed

1968 Muncie coded P8S28 for November 28, 1967. 1968 Muncie coded P8S15 for November 15, 1967. Same transmission above with partial VIN stamping. 1968 Muncie coded P8C07 for March 27, 1968. Same …

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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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M21 M22 4 Speed Muncie Manual Transmission

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. ... Rebuilt Transmission M22 …

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M22 Rock Crusher

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. ... and we will assist you in completing your M22 rebuild or providing you with a complete trans. Email us at fourgeartrans@aol for availability, prices and questions. ... Muncie M22 …

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New Auto Gear Upgraded Ultra Case Muncie HD M22 4 …

STRONGEST Direct Replacement M22 With NEW Muncie AUTO GEAR Upgraded Ultra CASE With The Strongest M22w WIDE RATIO or Close Ratio Gears for a 4 SPEED TRANSMISSION. A GREAT HEAVY DUTY ROCKCRUSHER FOR YOUR CAMARO, NOVA, CHEVELLE, CORVETTE, GTO,442. THE MAIN CASE IS THE STRONGEST …

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Muncie Super Duty M23 Upgraded Ultra Case 4-speed Road …

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-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. ... Got my M23 last summer from Jeff, no problems trans went in prefect. Don't expect a trans like this …

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1967

GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1967 - 1968 model Camaros. This one will have the studs coming out from the side where your shifter linkage mounts. This is the Muncie M …

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M-22 Rock Crusher 4-Speed Transmissions by JetBoatBill

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 …

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Brand New SUPERCASE M22 4-Speed Muncie …

This a BRAND NEW SUPERCASE M22 4-Speed Muncie Rockcrusher Style Transmission. Each new Auto Gear transmission is built from genuine Auto Gear parts, the highest quality available. This is a BEEFY …

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How to Identify a Muncie Four Speed

Muncie four-speeds were produced in two different ratios: the wide ratio (M20) and the close-ratio (M21). There also was a second, heavy-duty close-ratio version: the "Rock Crusher" (M22) that ...

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1969

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 …

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Muncie Parts

NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2899.00. No Price Muncie Overhaul Kit. ... This will replace the narrower, less durable standard front bearing that came originally in this trans. From $34.95 . Muncie Caged Pocket Bearing with 17 rollers. Caged Pocket bearing with 17 rollers for all 1963-74 Muncie transmissions, M20, M21 & …

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GENERAL MOTORS MUNCIE 4-SPEED MANUAL …

MUNCIE 4-SPEED MANUAL TRANSMISSION ASSEMBLIES, GEARS & PARTS APPLICATIONS: GENERAL MOTORS 1963-1974 GENERAL MOTORS (HIGH PERFORMANCE) ... L26-s36T: M22 'Rock Crusher' (1971-74) 3978761 WT297-16Z NOTE: these (3) gears used with 26 spline clutch. B2-2 Maindrive Oil Slinger all …

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The Story of the Mighty & Majestic Muncie 4 …

It is a common misconception that all Muncie transmissions are "Rock Crushers", but it is only the M22 that deserves that name. The M20 and M21 were both release in 1963, but it wasn't until 1965 that the M22 hit …

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

For example P7C05 will read: Muncie four speed aluminum for passenger car 1976, March, 5th. 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 Crusher M22.

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M-22 "rock crusher"

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 were specially built for severe duty service (such as for the 425hp/396 Corvettes) in 1965. THEY WERE NOT CALLED M22 IN 65-----they were simply a Heavy …

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The Muncie 4 Speed Transmission Taught A Generation Of

By the time the Muncie was in its final phase of production (1971-1974) it also gained a 32 spline output shaft in place of the original 27 spline unit. Wide, Close, or Rock Crusher Initially there were two specific Muncie transmissions available: the M20 wide-ratio (2.56:1 first gear) and the M21 close-ratio (2.20:1 first gear).

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How to Identify a M22 Rock Crusher

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 …

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Muncie 4-Speed Identification Guide

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 …

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4 Speed

Recent Comments. Randall D Resler II on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE EXTENDED!!! Jeff Collins on Muncie Super Duty M23 Upgraded Ultra Case 4-speed Road or Drag Racing Rock-Crusher. SALE EXTENDED!!! Thomas N. on Muncie Super Duty …

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Muncie 4-Speed: The Complete History

Muncie shifter shafts have evolved in three basic stages. From the left, the small 5/16-18 threaded stud, which snapped easily. The newer 3/8-24 stud still had to fit the rectangular keyway of the linkage arm, and so it had …

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Muncie M22 Rock Crusher for sale | eBay

M22 Muncie Gear Set 26 Spline Input 2.20 Close Ratio Rock Crusher 4 Speed Trans. Opens in a new window or tab. Brand New. $497.95. Buy It Now. Free shipping. 3 watchers. Sponsored. ... 1972 M22 P2T03C 3925661 Rock Crusher Muncie 4 Speed Transmission Case Dec 3rd. Opens in a new window or tab. Pre-Owned. $549.99. or Best Offer. Free …

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Midwest Muncie | Muncie 4 Speed Transmissions And …

Home of the world's best 4 speed muncie transmissions and parts. We also offer muncie rebuild kits, racing parts and m22 rock crusher transmissions.

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

Muncie 4 speed....M21, M22, Rock Crusher? Discussion in 'The Hokey Ass Message Board' started by Buzznut, Jun 26, 2008. ... like "P0139A" The last letter ID's the trans A M20 B M21 C M22. If you have two M22s, you should buy a lottery ticket . earl schieb, Jun 26, ... I currently have an M22 Rock crusher in my '56 Chevy pickup, and …

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

On the left is the M20 countershaft and 10-spline input shaft. In the middle is the M21 countershaft and input shaft. On the far right is the M22 26-spline input shaft. In the 1970s, virtually all Muncie four-speeds had 26-spline input shafts. 8. The M22 Rock Crusher 26-spline input shaft sports a wider gear for greater torque capacity.

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1967

1967 - 1968 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 Camaros. This one will have the studs coming out from the side where your shifter linkage mounts, like pictured. This is the Muncie M-22 Rockcrusher four speed.

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Muncie 4 Speed Transmission for sale

1971 Muncie M22 3925661 Muncie Trans 4 Speed Camaro Chevelle Corvette. Opens in a new window or tab. Pre-Owned. $3,500.00. or Best Offer +$225.00 shipping. ... 1971 Muncie M22 Rock Crusher 4 Speed C CODE Counter Transmission NO VIN MINT. Opens in a new window or tab. Remanufactured. $3,195.00. Buy It Now +$150.00 shipping. 13 …

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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. ... You can buy Muncie transmissions …

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How To Identify Chevy Four-Speed Transmissions

The Muncie four-speed was produced in two ratios: the wide ratio (M20) and the close-ratio (M21). That being said, there was a second, close-ratio version (M22) that was developed to survive duty behind …

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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. We have a great online selection at the lowest prices with Fast & Free shipping on many items! ... 68-69 C3 Corvette M22 Muncie 4Speed "ROCK CRUSHER" Trans-10 Spline Italian Gears. Opens in a new window or tab. Remanufactured. $2,995.00. Buy It Now …

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