· i had my dream now for 9 months, i put a new centerforce dual friction clutch in my 70 z... my question is why do they call the m-22 a ROCK CRUSHER... it is the smoothest shifting transmission i have ever driven... hardly feels like you are crushing rocks... i feel a little click every time i shift so i wonder if that is it... and yes i checked the numbers it is a …

 · Chevy transmissions: muncie m22 rock crusher 4 speeds were made from 1965 to 1974: the most popular transmission of its time for high performance cars built for …

 · This gearset was quite noisy and from all indications was called the "Rockcrusher" transmission from the beginning by all Chevrolet and Muncie engineering staff. The 1965 M22 maintained the 10-spline input …

Description. 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 original Muncie have been solved by the Super-Case design. The Supercase has extra casting in all the known weak areas. The mid plate is aircraft grade …

 · 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 …

 · 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.

NOS T10 Muncie M21 M22 Rockcrusher 400 350 Turbo Hurst Shifter Linkage Clips . Opens in a new window or tab. Brand New. ... Muncie M22 4 Speed Rock Crusher Gear Kit - Input Cluster 1st 2nd 3rd Idler Gear ... GM Muncie Shift Fork M20 M21 M22 Chevy 4 speed WT297-23 / 304841. Opens in a new window or tab. Brand New.

 · Muncie rock crusher identification. an m22 rock crusher is a muncie fourspeed 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 incorrect transmission your car may not function properly. Muncie 4 Speed Rock Crusher Identification

This is a Very Rare and Completely Freshly and Professionally Rebuilt Original REAL 1968 68 GM Chevy, Corvette, Camaro, and Chevelle M22, (M-22), Muncie Close Ratio Rock Crusher 4 Speed Transmission. It is a …

 · The 1964-65 Muncie transmission main case casting number was #3851325. It was designed for the use of the 7/8″ countergear pin inside the transmission assembly. To manufacture the M22, the …

GL-4 GO-80W-9 is Recommended, Sold Separately. Includes a 1-year / 10,000mile Warranty on Parts Defects and Assembly. Complete New M22 SuperCase Transimissions include legendary Italian gears and shafts by …

Find many great new & used options and get the best deals for Chevy GM Muncie M22 Rock Crusher Close Ratio 4 Speed Transmission 10 Spline at the best online prices at …

 · 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 gears is much …

Muncie M22 Rockcrusher 4 speed close ratio gearset gear set Opens in a new window or tab ** Stock in USA and Canada ** No border fees. Brand New. C $649.00. ... Muncie M22 Input Shaft 26 Spline 26 Tooth Chevy 4 Speed 2.20 Close Ratio Opens in a new window or tab. Brand New. C $188.36.

 · Ratios: 2.87, 1.89, 1.28, 1:1, .64 ProFit TKO Installation Kit for 1970-74 Gen 2 F-body (Camaro/Firebird). Your kit includes: AP Revolution Shifter Mechanism - Original 4-speed shift position Main Case Streamlining - For additional tunnel clearance, includes billet fork cover Seamless DOM Driveshaft Assembly - Race Balanced, Solid U-Joints

Munlce Rockcruser Speed. 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.

 · 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 its 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 …

 · How to Identify Muncie 4 Speed Transmissions. ... Ratios of the M20, M21, M22 . Year 1963-1965 Type: M20 Rings: None Ratio: 2.56 / 1.91 / 1.48 / 1.00 / 3.16 ... thus the nickname "rockcrusher". The higher nickel alloy allowed for more impact of the gears. Another misconception is if you have a drain plug you have an M22.

 · The casting number 3925660 denotes this as a 1968 – 1970 Muncie with a 1-inch cluster shaft. In order to correctly identify a Muncie four-speed transmission, several visual clues are needed, and those cues involve the casting numbers on the case, side cover, and tailshaft.

Technical Specs. 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 original …

 · Muncie M22 REBUILD KITS: Quality parts from our inventory are assembled into kits for rebuilding M22 4 Speeds from 1965 to 1974. Kits are priced at $165.00 freight paid in US only. M22CK 1965-74 All Years. Rebuild Kit includes the following items: Gasket Set; Shift Shaft Seals; Rear Tail Housing Seal and Bushing for both the 27 and 32 Spline ...

Description. 1967 - 1968 Muncie Four Speed Transmission M-22 Rockcrusher. Complete original GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1967 - 1968 model Chevelles …

 · 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...

 · 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 …

Muncie 3-4 Synchro Assembly, AWT297-2.5A Our Price: $79.99 (7) Add To Cart Muncie 4 Speed Transmission Master Rebuild Kit - Max Load, BK116WS-MASTER Master Rebuild Kit Muncie 4 Speed Transmission M20, M21 & M22 with 1" counter shaft bore. High Performance Forged Synchronizer Rings made by Synchroking!

 · Combined with high impact alloy gears this 4 speed really pushed the limits of it's aluminum case in drag race applications. Although the gears are not spur gears ( completely straight ) they still produced a …

 · M22 is legendary because of the sound the gears make when you drive it. Other than that not much different than any other M20, or M21, other than a slight ratio difference. X2 on the rear end gear. Unless you are drag racing go with a 3:73. Any highway time will get old fast with anything over that. M20 or M22W & 3:73 is a great street combo.

The Muncie 4 Speed came in 3 basic models… the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.56:1 first gear. The later 1966-1974 units had a 2.52:1 first gear. They are compatible with a GM 3 Series differential.

 · M-37 "Super Muncie" or "rock crusher" Several ratios available, large input shaft (1 1/4, like "Hemi" 4-speed and "big" Top Loader), spur-cut 1st gear (increased load "shock" capability, makes a horrid "whine", thus the nickname) and large output shaft. The only cars I recall them in were the ZL-1s. LOTS sold over the counter for racing in the ...

 · 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 regular close ratio Muncie (M-21) and the HD Muncie was the …

Our Price: $79.99. (7) Add To Cart. Muncie 4 Speed Transmission Master Rebuild Kit - Max Load, BK116WS-MASTER. Master Rebuild Kit. Muncie 4 Speed Transmission M20, M21 …

Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE EXTENDED 10/28/22. Rated 5.00 out of 5 $ 3,199.00 $ 2,799.00 Add to cart GM …