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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 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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  • Muncie fourspeeds Hemmings Daily

    Sep 23, 2018 · The 2.56:1 ratio is commonly referred to as the M20. Muncie also had a second close-ratio transmission designated M22 and often referred to as the “rock-crusher,” which was used behind the highest-performance engines and in Corvettes, the M22 is a …

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  • Muncie 4Speed Identification Guide Chevy DIY

    Muncie 4-Speed Identification Guide It was much easier to stockpile Muncie spare parts and cores in the 1970s than it is today. Reliable sources to validate information regarding serial and casting numbers will get scarcer as time passes.

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  • GM Muncie 4Speed Decoding Drivin It Home

    GM Muncie 4-Speed Decoding. ... Muncie 4-speeds were produced in two different ratios wide ratio (M-20) and close-ratio (M-21). ... M-22 “Rock Crusher” Identification. The M-22 close-ratio transmission is easily identified internally from the M-20 and M-21 versions by the angle of the gear teeth.

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  • Muncie 4speed chevellestuff

    Transmission Identification. 1964 to 1968 Muncie 4-speed transmissions can be identified from later models by the way the transmission arms attach. Early Muncie side covers had a stud and the shift arm attached with a nut on the stud while the 1969 and later model side covers had a hole and the shift arms attached with a bolt.

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  • Muncie 4 speed.M21 M22 Rock Crusher The H.A.M.B

    Mar 30, 2009 · ""You can outfit an M20 or M21 with Rock Crusher type gears, OR actually make a 3 speed O/D out of a 4 speed case. Forth being the overdrive obviously.. Kinda nice if you want the Muncie look and an overdrive"" Actually the 3rd gear station becomes the OD and the 4th gear station becomes 3rd,so the shift pattern is a little weird,1-2-4-3.

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  • 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 Corvettes. 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 H.A.M.B

    Mar 30, 2009 · ""You can outfit an M20 or M21 with Rock Crusher type gears, OR actually make a 3 speed O/D out of a 4 speed case. Forth being the overdrive obviously.. Kinda nice if you want the Muncie look and an overdrive"" Actually the 3rd gear station becomes the OD and the 4th gear station becomes 3rd,so the shift pattern is a little weird,1-2-4-3.

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  • How to Identify a Muncie Four Speed Hot Rod Network

    Jul 05, 2016 · The Muncie four-speed transmission was used with many different models and engine combinations from 1963 through 1974. And you’re right, Zack, not …

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  • M22 Rock Crusher 4 Gear Trans Co

    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. We …

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

    None of these maincases are shown on the origianl build records from the Muncie plant and should also not be used for identification purposes. Many transmissions over the years have been rebuilt or replaced, upgraded from a 3-speed to a 4-speed etc. which can make identification somewhat difficult at times.

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  • YEARONE Blog Updates GM Muncie 4Speed Decoding

    GM Muncie 4-Speed Decoding ... Muncie 4-speeds were produced in two different ratios wide ratio (M-20) and close-ratio (M-21). ... M-22 “Rock Crusher” Identification The M-22 close-ratio transmission is easily identified internally from the M-20 and M-21 versions by the angle of the gear teeth.

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  • NEW Auto Gear Super Case Muncie M22 4Speed RockCrusher

    New Super Heavy Duty Direct Replacement and Strongest M22’s Made With Muncie Auto Gear Super Case and Strongest M22 Close Ratio or Wide Ratio Gears. 26 spline input and large 32 spline output shaft. C355 Forged Aluminum Mid-Plate. Super Tail. AG Roller Side Cover. A great Super Heavy Duty Rock Crusher M22 for your Camaro, Nova, Chevelle, Corvette or other GM car.

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  • rock crusher 4 speed

    Chevy Gm New Muncie M22 Rock Crusher Wide Ratio 4 Speed Transmission 10 Spline See more like this. 1968 Corvette Camaro Chevelle Rebuilt M22 4 Speed Muncie Rock Crusher 3/28/68. ... 5 product ratings - MUNCIE M22 ROCK CRUSHER 4 Speed Transmission Gear Set 2.20 Ratio 26 Spline . $350.89. Trending at $355.00 Trending price is based on prices over ...

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  • Muncie 4 Speeds Homestead

    Serial numbers for Muncie 4 speeds always begin with the letter "P". P stands for Muncie Plant. Not for passenger car as some self proclaimed specialists may think. The letter M was used to ID the Muncie plant for the Muncie 3 speed, so P was the next logical letter. The …

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  • Muncie 4Speed The Complete History Chevy DIY

    Muncie 4-Speed: The Complete History. To understand the evolution of the Muncie 4-speed you have to look at a series of engineering platforms that led to the final design of this transmission. The Muncie design has roots going back to 1935. ... (vehicle identification numbers) are even bar coded. A service technician can use a scanner to find a ...

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  • Muncie 4 Speed Transmissions 5speeds

    Serial numbers for Muncie 4 speeds always begin with the letter "P". P stands for Muncie Plant. Not for passenger car as some self proclaimed specialists may think. The letter M was used to ID the Muncie plant for the Muncie 3 speed, so P was the next logical letter. The …

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  • M21 M22 4 Speed Muncie Chevrolet GM Rebuilt Manual

    M21 & M22 4 Speed Muncie Chevrolet & GM Rebuilt Manual Transmissions - Buy Factory Direct and Save Money! Having issues diagnosing problems with your M21 & M22 GM 4 Speed manual transmission we can help. ... Chevrolet & GMC Rock-crusher: 1966-1974: Need Stronger Parts?

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  • what is a rock crusher transmission Yahoo Answers

    May 01, 2009 · The Rock crusher was the M-22 Muncie close ratio 4 speed transmission favored in the 60s GM hot rods.Well balanced, smooth shifting and after 60 Aluminum cased capable of a lot of HP.

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  • Muncie Vintage Car Truck Transmission Drivetrain for

    ((SHIFTER ASSEMBLY CHEVY II NOVA 4) 1969 1970 1971 Console SS Chevrolet CHEVY II L78 L72 All other options for Big Block Sp Hi Performance and all RPO with Muncie 4 speed transmission M20, M21, M22. Note that this is an ORIGINAL HANDLE & LINKAGE BIG BLOCK FOR MUNCIE 4 SPEED ONLY).

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  • what is a rock crusher transmission Yahoo Answers

    May 01, 2009 · The Rock crusher was the M-22 Muncie close ratio 4 speed transmission favored in the 60s GM hot rods.Well balanced, smooth shifting and after 60 Aluminum cased capable of a lot of HP.

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  • YEARONE Blog Updates GM Muncie 4Speed Decoding

    GM Muncie 4-Speed Decoding ... Muncie 4-speeds were produced in two different ratios wide ratio (M-20) and close-ratio (M-21). ... M-22 “Rock Crusher” Identification The M-22 close-ratio transmission is easily identified internally from the M-20 and M-21 versions by the angle of the gear teeth.

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  • Muncie 4 Speeds Homestead

    Serial numbers for Muncie 4 speeds always begin with the letter "P". P stands for Muncie Plant. Not for passenger car as some self proclaimed specialists may think. The letter M was used to ID the Muncie plant for the Muncie 3 speed, so P was the next logical letter. The …

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  • How To Id A Muncie Rock Crusher

    Muncie M22 Rock Crusher 4 speed - Hot Rod Forum . Aug 20, 2003 · Can someone tell me how much a muncie m22 rock crusher is worth this transmission was produced buy gm in 1966&1967. Get Price And Support Online. muncie rock crusher identification - parmaweekend.be.

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  • rock crusher 4 speed

    Chevy Gm New Muncie M22 Rock Crusher Wide Ratio 4 Speed Transmission 10 Spline See more like this. 1968 Corvette Camaro Chevelle Rebuilt M22 4 Speed Muncie Rock Crusher 3/28/68. ... 5 product ratings - MUNCIE M22 ROCK CRUSHER 4 Speed Transmission Gear Set 2.20 Ratio 26 Spline . $350.89. Trending at $355.00 Trending price is based on prices over ...

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  • New M22 Muncie 4 speed Auto Parts Sale TriCities TN

    I have a new M22 Muncie Rock Crusher 4 speed tranny for sell all new text or call if u have a question or any interest thanks ... Muncie M22 4 Speed Rock Crusher Auto Gear - $1950 (Wrightsville) Muncie M22 4 Speed Rock Crusher Auto Gear all NEW but the Side cover 388468 with 9 pound spring call price is firm ...

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  • muncie rock crusher 4 speed transmission

    muncie rock crusher transmission for sale. How to Rebuild a Muncie Four-Speed Transmission - Rock The Rock Crusher Giving a worn-out Muncie four-speed transmission a [More Info] 1966 Chevrolet Chevelle | Gateway Classic Cars | Denver For sale in our Denver, Colorado showroom is a Regal Red 1966 Chevrolet Chevelle 396 CID 4 Speed

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  • Muncie Transmission Identification 1968ss

    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 Vintage Car Truck Transmission Drivetrain for

    ((SHIFTER ASSEMBLY CHEVY II NOVA 4) 1969 1970 1971 Console SS Chevrolet CHEVY II L78 L72 All other options for Big Block Sp Hi Performance and all RPO with Muncie 4 speed transmission M20, M21, M22. Note that this is an ORIGINAL HANDLE & LINKAGE BIG BLOCK FOR MUNCIE 4 SPEED ONLY).

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  • Motorsports Custom Gearboxes Muncie Autogear

    Muncie 4 Speed Parts and Upgrades Italian gears, SuperCase and more; ... Welcome to the online home of Auto Gear Equipment Motorsports, where the last company actively designing and improving four-speed manually-shifted gearboxes reveals all. ... Motorsports Support Center

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  • Identify General Motors FourSpeed Transmissions

    Jun 13, 2017 · 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 engines with a higher torque output, and was known as the “Rock Crusher.”

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  • Muncie Rock Crusher Identification

    identifying an m22 rock crusher - elixirindia. muncie rock crusher identification - . how to identify m21 rock crusher 4 speed XSM is a leading global manufacturer of crushing and milling equipment Muncie …

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  • Mucncie 4 Speed Identification PageNational Nova

    Mucncie 4 Speed Identification Page Welcome Nova Enthusiast The Muncie 4-speed transmission was used with many different GM models and engine combinations from 1963 through 1974. The basic design and operation theory of the gearbox changed little during this period, however several design upgrades and modifications were made during the total ...

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  • So youve decided to slam four with a GM Muncie Transmission

    Among “old-timers”, the Muncie transmission commands a certain degree of respect. Sure, you could get a manual in tons of cars from GM during the 60s and 70s, but the Muncie was the one to have. Saginaw transmissions were cheaper, and worked admirably, but scattering gear oil on the pavement was a scary reality if you pushed them too hard.

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  • How To Id A Muncie Rock Crusher

    Muncie M22 Rock Crusher 4 speed - Hot Rod Forum . Aug 20, 2003 · Can someone tell me how much a muncie m22 rock crusher is worth this transmission was produced buy gm in 1966&1967. Get Price And Support Online. muncie rock crusher identification - parmaweekend.be.

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  • Muncie decoding NastyZ28

    Nov 23, 2014 · Hey All! Can anyone tell me witch Muncie 4 speed they used in 1973? I recon the M20 0r M21. Am i correct? Since the M22 Rock-crusher normally were for the bigblocks, and no bigblocks were offered in 1973 as we all know (At last not in a Camaro)

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  • Magical Muncie FourSpeed Hotrod Hotline

    People think all Muncie four-speeds are Rock Crushers, but they’re not. Nowadays there are custom gear ratios and set ups, including M21 wide-ratio and M22 wide-ratio units. You can pretty much get what you want. Beefed up boxes for hot rods and Resto-Mods are popular, too. “ When rebuilding a Muncie four-speed you can take a ’65 case and ...

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  • Auto Gear Super Case Muncie M22 4Speed RockCrusher

    STRONGEST Direct Replacement M22 With NEW Muncie AUTO GEAR SUPER 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 MADE with fill and drain plugs. C355 Forged Aluminum Mid-Plate. AG Roller Side Cover.

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  • Muncie Transmission Identification 1968ss

    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.

    More Details
  • Motorsports Custom Gearboxes Muncie Autogear

    Muncie 4 Speed Parts and Upgrades Italian gears, SuperCase and more; ... Welcome to the online home of Auto Gear Equipment Motorsports, where the last company actively designing and improving four-speed manually-shifted gearboxes reveals all. ... Motorsports Support Center

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  • The History of the Muncie 4 Speed It Still Runs

    The Muncie 4 speed was created in response to the engine power levels in GM vehicles exceeding the limits of an earlier transmission, the Borg Warner T-10 4 speed. Although the Muncie 4 speed found it easier to handle engines growing power, its design borrowed from that of the T-10 it was replacing and even used the same basic layout.

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  • Muncie Rock Crusher Identification

    GM Muncie 4-Speed Decoding : Drivin It Home. GM Muncie 4-Speed Decoding. . Muncie 4-speeds were produced in two different ratios wide ratio (M-20) and close-ratio (M-21). . M-22 "Rock Crusher" Identification. The M-22 close-ratio transmission is easily identified internally from the M-20 and M-21 versions by the angle of the gear teeth. Chat ...

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