• Muncie 4 Speed

    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 Corvett These M22 units are highly sought after for performance applications The term "rock crusher" refers to the noise made by the meshing of the strong er helical gears in the M22

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  • Muncie 4 speed M21 M22 Rock Crusher? | The HAMB

    Mar 30 2009· I was just wondering how many different variations there are of the Muncie 4 speed and which ones are best and for what reason(s) I currently have an M22 Rock crusher in my '56 Chevy pickup and have another M22 that was rebuilt about 6 years ago by my father but never used

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  • Chevrolet Chevy Manual Transmission Identification and

    Further Muncie identification 3 Muncie 4 speeds were offered The M 20 wide ratio the M 21 close ratio and the "Extra heavy duty close ratio" M 22 also known as the "Rock Crusher" The M 22 was generally installed behind severely powerful (high torque) big block engin The M 22 is distinguished from an M 21 by the angle of the gear teeth

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  • Muncie 4 Speed Transmissions

    The higher nickel alloy allowed for more impact of the gears Another misconception is if you have a drain plug you have an M22 Again this was only true when the first M22 boxes were created But all 3925661 castings had drain plugs Reading Serial and VIN Numbers Serial numbers for Muncie 4 speeds always begin with the letter "P"

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  • M21 M22 4 speed GMC and Chevrolet Rebuilt Manual

    M21 & M22 4 speed GMC Chevrolet Mucle Car Rebuilt Manual Transmission and Parts including bearing rebuild kits input main and counter shafts etc Ask about our good used (takeout parts) Buy Factory Direct and Save! Let us help save you some money!

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  • Identifying An M22 Rock Crusher roicompanynl

    Muncie Identification The HAMB Feb 21 2010 Although some claim that the M23 is a 'rock crusher' it is indicated that this box was assembled in both wide and close ratio components and also with straight cut gears common to the rock crusher (M22) transmission

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  • M22 Wide vs M22 "Rock Crusher" Chevelle Tech

    Oct 29 2008· Re M22 Wide vs M22 "Rock Crusher" In the beginning the M 22 was the Heavy Duty Muncie and it was available ONLY in the close ratio version (220 1 first gear ratio) The primary difference between the regular close ratio Muncie (M 21) and the HD Muncie was the angle at which the gear teeth were cut

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  • Identifying An M22 Rock Crusher Crusher USA

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  • M22 Identification Chevelle Tech

    May 12 2005· This bumbed me out since I had previously read that this was an indication that it was a Saginaw not a Muncie It does have a 7 bolt side cover Doe this mean it's still an M22 but just manufactured at the Saginaw assembly plant or it's not an M22 "Rock Crusher Transmission" I

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  • Identify General Motors' Four Speed Transmissions

    Jun 13 2017· 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 chevell The ratio of the four speed transmission placed in any car was usually determined by the engine size and rearend axle ratio

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  • Chevrolet Chevy Manual Transmission Identification and

    Further Muncie identification 3 Muncie 4 speeds were offered The M 20 wide ratio the M 21 close ratio and the "Extra heavy duty close ratio" M 22 also known as the "Rock Crusher" The M 22 was generally installed behind severely powerful (high torque) big block engin The M 22 is distinguished from an M 21 by the angle of the gear teeth

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  • There is a ton of Muncie information on this page It will

    Axle ratios of 373 and lower (numbers getting higher) came with close ratio transmissions while axle ratios of 355 and higher (numbers getting lower) used wide ratio transmissions Many GM high performance engines came with the M 22 "Rock Crusher" in the years 1970 through 1973

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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!

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  • Muncie Transmission Identification Camaro Data Resource

    Muncie Transmission Identification The Muncie 4 speed transmission was used with many different GM models and engine combinations from 1963 1974 The basic design and operation theory of the gearbox changed little during that time though several design upgrades and modifications were made during the total production run

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  • Muncie Transmission for sale | Only 4 left at 65%

    Chevy Gm New Muncie M22 Rock Crusher Close Ratio 4 I have for sale a good used muncie aluminum 4 speed transmission before the muncie gm had the saginaw Chevy Gm New Muncie M22 Rock for sale New never been used Available for just 189525 So Grab yourself a bargain Any que

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  • How to Identify a M22 Rock Crusher | It Still Runs

    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 you have the incorrect transmission your car may not function properly You can identify several unique signs that identify an

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  • how to identify m21 rockcrusher 4 speed gkijnl

    how to identify m21 rockcrusher 4 speed how to identify a m22 rock crusher You can identify the various M20 M21 and M22 transmissions by the input shaft of the M22 created a problem with noise (hence the name "rock crusher")

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  • M21 M22 4 speed GMC and Chevrolet Rebuilt Manual

    M21 & M22 4 speed GMC Chevrolet Mucle Car Rebuilt Manual Transmission and Parts including bearing rebuild kits input main and counter shafts etc Ask about our good used (takeout parts) Buy Factory Direct and Save! Let us help save you some money!

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  • Muncie 4 Speed Transmissions And Rebuild Kits

    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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  • m22 rock crusher transmission identification

    How to Identify a M22 Rock Crusher | eHow 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

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  • Muncie 4 Speed Transmissions And Rebuild Kits

    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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  • Difference between M21 and M22 | NastyZ28

    Oct 01 2008· Difference between M21 and M22 Discussion in ' A M22 code should look something like this P3E22C I don't know how many people I've had tell me "Oh ya this thing has a Rock Crusher (colloquial term for M22) in it I've only heard the sound of the real deal once Oct 1 2008 #6

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  • decode on rockcrusher transmission residentialpainterscoza

    decode on rockcrusher transmission CPY manufacturers muncie transmission rock crusher | Mining & World Quarry decode on rockcrusher transmission muncie transmission rock crusher Our Muncie M22 Rock Crusher transmission is wholesale priced Chevrolet Chevy Manual Transmission Identification and Decoding muncie m22 rock crusher identification crusherasia Chevrolet Chevy Manual

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  • Difference between M21 and M22 | NastyZ28

    Oct 01 2008· Difference between M21 and M22 Discussion in ' A M22 code should look something like this P3E22C I don't know how many people I've had tell me "Oh ya this thing has a Rock Crusher (colloquial term for M22) in it I've only heard the sound of the real deal once Oct 1 2008 #6

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  • Muncie Transmission for sale | Only 4 left at 65%

    Chevy Gm New Muncie M22 Rock Crusher Close Ratio 4 I have for sale a good used muncie aluminum 4 speed transmission before the muncie gm had the saginaw Chevy Gm New Muncie M22 Rock for sale New never been used Available for just 189525 So Grab yourself a bargain Any que

    [More]
  • Identify General Motors' Four Speed Transmissions

    Jun 13 2017· 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 chevell The ratio of the four speed transmission placed in any car was usually determined by the engine size and rearend axle ratio

    [More]
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