• 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

  • Guide to Muncie M20, M21, and M22 Four-Speed Transmissions

    Aug 03, 2018· The M22 Rock Crusher would come later to accommodate the heavy twist of Chevrolet’s big-blocks in the mid-1960s. The classic Muncie four-speed transmission

  • Midwest Muncie 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.

  • NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher

    Shawn Riley on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. FEBRUARY SALE ends soon! Michael OBrien on NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher 26/32spl Street/Strip. FEBRUARY SALE ends soon! Michael OBrien on Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher, Camaro 4-speed 10/26 or 26/27spl

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  • Muncie 4-Speed: The Complete History Chevy DIY

    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. I took the time to research the patent number that is cast into most Muncie main cases. It is

  • How to Identify a Muncie Four Speed

    Jun 22, 2016· Tech expert James Berry answers a readers' question on how to identify a Muncie four-speed manual transmission. There also was a second, heavy-duty close-ratio version: the “Rock Crusher

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

    Mar 30, 2009· That's where the 'whine' come's from with those transmission's.. Also, there's companies out there that are making new gear set's for Muncie's as well..not just stock replacement stuff either. 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..

  • Technical Manual transmissions The H.A.M.B.Aug 18, 2019Stout 4-Speed. Which is best? The H.A.M.B.Oct 01, 2012Muncie Identification The H.A.M.B.Feb 21, 2010Projects 4 speed munci ston crusher tranny The H.A.M.B.Jan 03, 2009See more results
  • Muncie 4 Speed Transmissions

    How to Identify Muncie 4 Speed Transmissions. Identifying Muncie 4 Speeds III by Paul Cangialosi : The most popular question has to be that everyone thinks they have the famous "rockcrusher" M22 4 speed. This had the same gear ratios as the M21 but with

  • Muncie four-speeds 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 highly sought-after performance transmission.

  • Author: Jim O'clair
  • Muncie 4-Speed: The Complete History Chevy DIY

    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. I took the time to research the patent number that is cast into most Muncie main cases. It is

  • How to Identify a Muncie Four Speed

    Jun 22, 2016· Tech expert James Berry answers a readers' question on how to identify a Muncie four-speed manual transmission. There also was a second, heavy-duty close-ratio version: the “Rock Crusher

  • 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.

  • The Mighty & Majestic Muncie 4 Speed Transmission Wilson

    The Muncie 4 Speed was a legendary muscle car transmission. Learn all about it in this short article. The M22 was eventually dubbed the “Rock Crusher”. It is a common misconception that all Muncie transmissions are “Rock Crushers”, but it is only the M22 that deserves that name.

  • NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2399.00

    The Gear Box is your online source for t56 transmission parts,t5 transmission parts,borg warner t56,muncie transmission,t10 transmission,super t10 transmission,3550 transmission parts,manual transmission parts,t56 transmission overhaul kit, t56 transmission rebuild,rebuilding a transmission,transmission shift fork,t56 synchronizer assembly,t56 transmission gears,Corvette T56 transmission

  • Muncie Vintage Car & Truck Transmission & Drivetrain for

    4 product ratings 4 product ratings 1964-65 GM Nova Impala Passenger Car Muncie 4 Speed Transmission Case 3851325. $200.00. Brand: Muncie. $25.00 shipping. or Best Offer. 52 new & refurbished from $995.00. Watch. 68-72 Chevelle Muncie 4 Speed Shifter Stabilizer Rods Struts El Camino Original. $139.99. Top Rated Plus.

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

    Chevy muncie m22 rock crusher 4 speed transmission 0 miles on rebuild (torrance) Sold at 1495 $ Chevy gm/ general motors muncie m22 rock crusher 4 speed transmission 0 miles on rebuild gear ratios 1st 2.20, 2nd 1.64, 3rd 1.28, 4th 1.00 gear oil not even added yet selling from an unfinished project car should fit belair, camaro,...

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

    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 production run.

  • M23 'RockCrusher, Best 4 speed trans, Chevy and GM YouTube

    Jul 26, 2017· M23 'RockCrusher, Best 4 speed trans, Chevy and GM A lot of people may not be aware of this, because it's not advertised much. Most people that have an old muscle car or a classic car from the

  • Author: syyenergy7
  • The 1965 Chevrolet M22 Rockcrusher Transmission: The

    Across the top of the page are the words “First Build 4/15/65 1st Shipment 4/19/65, recap of M22 (Rock Crusher) Trans.” By comparing these M22 transmission assemblies to Chevrolet’s 1965 transmission identification codes, I found a perfect match.

  • 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 '60's GM hot rods.Well balanced, smooth shifting and

  • 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

  • Chevy Muncie M22 Rock Crusher 4 Speed Transmission 26

    Find many great new & used options and get the best deals for Chevy Muncie M22 Rock Crusher 4 Speed Transmission 26 Spline 69 Camaro 68 67 at the

  • 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.

  • 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

  • Chevy Muncie M22 Rock Crusher 4 Speed Transmission 26

    Find many great new & used options and get the best deals for Chevy Muncie M22 Rock Crusher 4 Speed Transmission 26 Spline 69 Camaro 68 67 at the

  • 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 '60's GM hot rods.Well balanced, smooth shifting and

  • 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 engine's growing power, its design borrowed from that of the T-10 it was replacing and even used the same basic layout.

  • 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.

  • Muncie 4-speed Chevelle Stuff

    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.

  • So you've 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 60's and 70's, 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. So for many years “4 speed Muncie

  • 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.

  • MUNCIE M-22 ROCK Crusher Four Speed Transmission All

    MUNCIE M-22 ROCK Crusher Four Speed Transmission All NEW Internal Parts $1,695.00. For sale is a Factory Replica of the Close Ratio Muncie Rock Crusher Four Speed Transmission typically used in High Performance 1965 to 1974 Corvette`s, Camaros, Chevelles, Nova`s, El Camino`s, Impala`s, Oldsmobiles and Pontiacs.

  • Identify General Motors' Four-Speed 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.”

  • 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

  • Muncie 4-Speed Identification Guide Chevy DIY

    The Muncie case (3831704) replaced the T10 4-speed in the 1963 Chevrolet Bel Air and Corvette by mid-May of that year. The T10 front bearing size was reduced in diameter in 1963 only. This meant that the transmission’s front bearing retainer and register bore of the bellhousing were also smaller in

  • Muncie 4 Speed & GM Manual Transmissions Buy Sell Trade

    Muncie 4 Speed & GM Manual Transmissions Buy Sell Trade has 10,931 members. This group was designed for the Muncie & Borg Warner T10 4 Speed and GM...

  • MUNCIE M-22 ROCK Crusher Four Speed Transmission RARE

    MUNCIE M-22 ROCK Crusher Four Speed Transmission RARE Drivers Side Speedo NEW $1,695.00. For sale is a Factory Replica of the Close Ratio Muncie Rock Crusher Four Speed Transmission typically used in High Performance 1965 to 1974 Corvette`s, Camaros, Chevelles, Nova`s, El Camino`s, Impala`s, Oldsmobiles and Pontiacs.