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  • Guide To Muncie M20, M21, And M22 Four-Speed

    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 .

  • Muncie M22 Rock Crusher 4 Speed | Hot Rod Forum

    i do not claim to be a transmission expert and could be wrong but the real rock crushers had straight cut helical cut gears. i believe they were first released by gm in 1969 or 1970. i had one in my 1970 chevelle ss 454-450hp ls6 car. i bought it new. the rock crusher was very noisy due to the straight cut gears.

  • New Muncie M22 Super Rock Crusher 4 Speed $2399.00

    Availability: this product is back-ordered; it is unavailable for ordering at this time please come back or continue shopping. prod. code: agm22. $2399.00 plus s/h + assembly fee of $225.00. options you can add: $150.00 micro super finish. $35.00 thrust button for heavy launch and downshift case support.

  • How To Identify A Turbo-Hydromatic Transmission | It Still

    Chevrolet's turbohydramatic transmission line is the next transmission progression from the chevy powerglide, a reliable transmission first offered in the 1960s. when the powerglide could no longer be improved upon, the thm series was developed. the hydraulically operated thm series consists of the thm700, thm400, .

  • 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.

  • How To Identify Your Transmission |

    c 2.20:1 rock crusher of course like engines, transmissions come and go over time, so below is the (as complete as i can make it) transmission plant prefix list: plant type prefix plant type prefix cleveland manual powerglide a saginaw overdrive o cleveland turbo hydramatic b .

  • Chevy Gm Muncie M22 Rock Crusher Wide Ratio 4 Speed

    Find many great new & used options and get the best deals for chevy gm muncie m22 rock crusher wide ratio 4 speed transmission 26 spline at the best online prices at .

  • Muncie 4-Speed: The Complete History - Chevy Diy

    General motors received royalties for every t10 sold from borgwarner, so you have to wonder why they would bother making their own 4-speed at the muncie plant. it appears that borgwarner had an exclusivity contract with general motors until 1960. this was the first year that the t10 was used in the ford galaxie and fairlane.

  • General Motors Muncie 4-Speed Manual

    General motors “muncie” four speed 10-1-01 7 a12 mainshaft 1st gear l36-s36t (1963) 3831743 wt297-12 note: this one (1) gear w/ snapring counterbore on cone end: used w/ thrust washer. l36-s36t: except m22 (1964-74) 3849388 wt297-12a l36-s36t: m22 ‘rock crusher’ (1964-74) 3924796 wt297-12b.

  • Chevy Muncie M20, M21 &Amp; M22 4-Speed Transmission Parts

    However, the rock crusher was only equipped in cars that had high-performance big blocks, including the corvette, camaro, firebird and chevelle. thanks to the similarities between the m20, m21 and m22 transmissions, you can use a combination of muncie 4-speed transmission parts to build the transmission you want for your project car.

  • Gm Muncie 4-Speed Decoding : Drivin' It Home

    In addition, many gm high-performance engines came with m-22 “rock-crusher” in the 1970-73 years, however an early version of the m-22 was available as early as 1965 in corvettes. proper identification of the transmission type is absolutely necessary, but sometimes difficult due to several factors.

  • How To Identify A M22 Rock Crusher | Cars Diy &Amp; Howto Blog

    Input shafts differ in each gm transmission, so you can easily identify an m-22 “rock crusher by its input shaft count. each transmission has different numbers of teeth. an m-22 “rock crusher” always has 26 teeth. count the number of splines in the transmission. m-22 “rock crushers” made between 1967 and 1970 have 10 splines .

  • 1970 Chevrolet Chevelle In Scottsdale, Az For Sale 37 Used

    It is powered by a matching-numbers 454/450hp engine and a muncie m22 rock crusher 4-speed manual transmission with a gm 12-bolt 3:31 posi-traction rear end. this meticulously maintained chevelle received a fresh correct repaint on all of the steel .

  • 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. rock crusher transmission codes -.

  • The Muncie 4 Speed Transmission Taught A Generation Of

    the muncie 4-speed transmission is a legend among fans of gm muscle cars. for a 10 year period starting in the golden age of 1960s performance, general motors' muncie, indiana transmission factory churned out several different flavors of this manual gearbox. this imprinted the name on the brains of drag racers and high performance fans after it .

  • 1967 Chevelle: Rock Crusher Tranny Vs The Turbo-Hydramatic

    rock crusher tranny. the rock crusher is the beefiest of the manual shifting options offered on the 1967 chevelle. this transmission that was made to handle the power of the chevelle engine, and you will get the heavy response from the engine that muscle car enthusiasts look for with this transmission.

  • How To Identify A M22 Rock Crusher | It Still Runs

    step 2. count the input shaft teeth to find out the make of the transmission. input shafts differ in each gm transmission, so you can easily identify an m-22 rock crusher by its input shaft count. each transmission has different numbers of teeth. an m-22 rock crusher always has 26 teeth.

  • 4 Speed Transmission Rock Crusher | Mining &Amp; Quarry Plant

    original gm chevelle camaro trans am muncie m22 rockcrusher 4 . here is a factory original gm muncie m22 4 speed close ratio heavy duty transmission. this is the infamous rock crusher 4 speed unit that you always hear about. category: uncategorized.

  • 4 Speed Rock Crusher Transmission | Mining &Amp; Quarry Plant

    the muncie 4-speed transmission was used with many different gm models and engine combinations from 1963 through 1974. category: uncategorized. 3ft cone crusher standar symons serial 31058. 4 speed transmission rock crusher .

  • Midwest Muncie | Muncie 4 Speed Transmissions And

    Midwest muncie specializes in only muncie 4-speeds unlike any other transmission builder and has been specializing in restoration and building of muncie 4 speeds since 1976. it is the home of the super muncie. we offer many high quality muncie 4 speeds for your 60’s to mid 70’s gm car. high performance super m22’and severe duty m23 for .

  • Monster Rock Crawler-Buggy - Money Pit Classifieds

    Motor – 2002 chevy 5.3 l-60 rock crusher transfer case tires – bf goodrich krawler 38 x 13.5 x 17 transmission – 4 speed auto hydraulic steering box fox black racing shocks mastercraft baja rs black seats w/red recliner lever mastercraft restraints built in 2017.

  • 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 .

  • How Much Does A M22 Weight? | Team Chevelle

    4,538 posts. #7 . i took a couple of 8 long 1/2 standard bolts,cut the heads off,make real nice alignment dowels for reinstalling the trans,no fighting alignment issues. 70 ss 454 ls-5 m-22 bornwith drivetrain-sold new baldwin chevrolet.

  • Difference Between M21 And M22 |

    bismarck, north dakota. the difference is that the m22 has straighter cut teeth on the gears while the m21 has more angle to the gears. there should also be a code stamped on the outside of the tranny that indicates which one it originally was. this code will not necessarily be correct anymore because someone could have changed the internals.

  • M22-Wide Vs M22 &Quot;Rock Crusher&Quot; | Team Chevelle

    in the 63-65 cars, the rpo (regular production option) for a 4sp tranny was m-20. there was not such a thing as the m-21. depending on rearend gear ratio of the vehicle receiving a 4sp tranny (m-20), gm made the decision (not the buyer) as to which ratio tranny .

  • Rock Crusher Gearbox

    Rock crusher gearbox products. as a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, rock crusher gearbox, quarry, aggregate, and different kinds of minerals.

  • Muncie 4-Speed Transmission (Group 4.000)

    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.

  • 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 .

  • 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 .

  • Guide To Muncie M20, M21, And M22 Four-Speed Transmissions

    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 both .

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