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 than the original Muncie's ...

1969 Camaro 4 Speed Muncie Transmission Conversion Kit ...

NEW, Complete 69 Camaro Muncie 4 Speed Conversion Kit now available! This kit will get you basically everything needed to convert a automatic 1969 Camaro into a four speed machine! You have a choice of a original completely rebuilt GM Muncie M20, M21 or M22 Rock Crusher transmission. With this new kit you also get all the hardware needed to get ...

1971 Muncie M22 3925661 Muncie Trans 4 Speed P1B03C …

1970 1971 1972 GM Chevy Corvette Camaro Chevelle M22 M-22 Muncie Close Ratio Rock Crusher 4 Speed Transmission1971 Camaro VIN includes 11L156683 L= Van Nuys California P1B03C P dated: 02/08/71. The 1970 Chevelle and 1971 and newer other cars use this fine 26 spline input.

are gm m munice rock crushers speed trans good for hp

are gm m munice rock crushers speed trans good for hp; are gm m munice rock crushers speed trans good for hp. Aug 03 2018 · GMs goal with the Muncie fourspeed was to produce a better shift employing larger synchro cones He tells us both the M20 wideratio and M21 closeratio transmissions were first offered in ...We are a professional mining ...

Muncie, Borg-Warner T-10, or Super T-10 4-Speed ...

Muncie, Borg-Warner T-10, or Super T-10 4-Speed Transmission Oil Change. If you are like many four-on-the-floor muscle car owners you will tend to overlook replacing the gear oil in your Muncie (M20, M21, or M22), Borg-Warner Super T-10, or Super T-10 4-speed transmission. It is easy to overlook this type of general maintenance.

Magical Muncie Four-Speed | Hotrod Hotline

Transmissions are an essential part of hot rod builds. One of the most common swaps involves a Muncie 4-speed. These are easy to adapt to a wide range of hot rods. There are three basic types of Muncies: M20, M21 and M22. A Muncie differs from a Saginaw transmission in that its reverse lever is in the tail housing, not the side cover.

Stout 4-Speed. Which is best? | The H.A.M.B.

I am building a decent horsepower Poncho 400. I am researching transmissions and located a couple that I would like. Found the old Muncie "Rock Crusher", and read up about it. Found a Mopar A833, and read up on it. I want to keep a 4-speed so that puts out the T56 plus I heard that Tremec will melt with that much torque...

How Much Oil Is Needed for a Muncie Transmission? | It ...

The Muncie 4-speed transmission was used from 1963-1974 on several different GM vehicles and engine types. The Muncie was typically used in performance engines. Changing the oil on these transmissions can be tricky, as the oil-fill port is on the side of the transmission. You will most likely need a hose to fill ...

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.

1304065903 4 Speed Rock Crusher Identification

Chevy 4 speed rock crusher manual transmission codes An M22 Rock Crusher is a Muncie fourspeed transmission The serial number is a date code the . Get More Info m22 rock crusher first gear id muncie rock crusher code numder The first is a main case casting Muncie Transmission Id Convert Muncie . Online Chat

GENERAL MOTORS MUNCIE 4-SPEED MANUAL …

4-SPEED MANUAL TRANSMISSION ASSEMBLIES, GEARS & PARTS APPLICATIONS: GENERAL MOTORS ... GENERAL MOTORS "MUNCIE" FOUR SPEED 10-1-01 4 C13 C7 C8 C9 C10 C11 C12 C5 C4 C5 C4 C5 C3 C2 C3 C5 C4 C5 C4 C5 C1 C6 AUTO GEAR ... L36-s36T: M22 'Rock Crusher' (1964-74) 3924796 WT297-12B NOTE: these TWO (2) gears w/o snapring counterbore on cone end ...

M22 or M21 what's the diff? | Team Chevelle

Rick, I'm not the expert on these here, DZauto is but here it goes. The M22 is the "rockcrusher" tranny. It's a bit more heavy duty than the M21 and much rarer. It's called a rockcrusher due to it straighter cut gears which whine ( and are stronger ). The M21 is a standard Muncie 4 speed. They both have the same ratios beginning with a 2.20 1st.

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.

M21 M22 4 Speed Muncie Manual Transmission - Midwest ...

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. The reverse gears are helical cut and are located ...

Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher Style ...

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 version of the original Rock Crusher transmission.

Muncie M22 Rock Crusher 4 speed | Hot Rod Forum

Muncie M22 Rock Crusher 4 speed. Jump to Latest Follow 1 - 7 of 7 Posts. T. Turkey · Registered. Joined Oct 24, 2001 · 22 Posts . Discussion Starter · #1 · Feb 22, 2003. Can someone tell me how much a muncie m22 rock crusher is worth this transmission was produced buy gm in 1966&1967 ... I do not claim to be a transmission expert and could ...

1965-1969 Corvette Camaro Chevelle Rebuilt M22 4 Speed ...

This is a Very Rare and Completely and Freshly Rebuilt Original REAL 1965 65 1966 66 1967 67 1968 68 1969 69 and 1970 70 GM Chevy, Corvette, Camaro, and Chevelle M22, (M-22), Muncie Close Ratio Rock Crusher 4 Speed Transmission. It is actually a Rock Crusher from a 1968 Camaro. This has the course spline input with no lines or grooves, the special GM original factory gears, (no aftermarket or ...

Identify General Motors' Four-Speed Transmissions

The M20 and M21 used a gearset with a more angled tooth design on each gear (left). The M22 Rock Crusher used a gearset that features less of an angled-tooth gearing (right). Images courtesy chevelles. The gear ratio of the Chevy four-speed transmission placed in any car was usually determined by the engine size and rearend axle ratio.

Converting to a M22 Rock Crusher | Team Camaro Tech

I have 67 Camaro with a factory M20 4-speed. The synchronizers are going bad and its time to replace the trans. The engine has been freshly built and pushing 450-500HP I am looking at either a Keisler 5-speed or the legendary M22 Rock Crusher …

Muncie 4 speed | Hot Rod Forum

How much HP will a Muncie 4 speed hold. How do you distinguish between an M21 and an M22. The M22 is what they called the "rockcrusher" right? Is that the better trans. Want to put this behind a 648 hp blower motor, My gramma drives an auto, I just want to have fun!

Muncie M22 RockCrusher with inline shifter | NastyZ28

Lorena, TX. This is a 1970-1974 Muncie 4-speed transmission with casting number 3925661. I have had it in my 1978 Camaro Z-28 for over 20 years but am changing to a T56 transmission. It is a wonderful transmission that can handle a ton of horsepower and comes with an inline linkage, Centerforce Dual-Friction clutch, and bellhousing.

NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2399.00

The Gear Box is the source for Muncie Parts like the new assembled M22 SUPER ROCK CRUSHER 4 speed kit with micro super finish or downshift case support. The Gear Box Transmissions Muncie-Tremec-Saginaw-TKO-Top Loader-Richmond

Muncie 4 Speed - Classifieds - Claz

1969 4-speed Muncie M-22 ROCKCRUSHER TRANSMISSION Totally Rebuilt and Warranted by Professional Builder You will be bidding on a COMPLETELY rebuilt M-22 4-speed transmission, for Chevrolet, Corvette, Nova, Chevelle, Pontiac or Camaro First gear ratio is 2.20 to 1, 2nd gear is 1.64 to 1, 3rd gear is 1.28 and 4th is 1 to 1.

Muncie 4-speed Transmission (Group 4.000)

Muncie 4-speed Transmission (Group 4.000) 3851325 (1) (1) The M22 case casting is unknown at this time. 1967 - 1972(2) 1965 - 1970(1) 1970 - 1972(2) (1) All M22 applications except 454 engine. (2) All 454 Chevelle applications. The M22 was produced in 1973 and 1974 for other GM divisions.

Muncie 4-speed Transmissions | Hemmings Motor News

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 Corvettes. These M22 units are ...

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