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

    Aug 03, 2018  Reverse Gear 3.11:1 M21 Close-Ratio First Gear 2.20:1 Second Gear 1.64:1 Third Gear 1.28:1 Fourth Gear 1:01 Reverse Gear 2.27:1 M22 Rock Crusher First Gear 2.20:1 Second Gear 1.64:1 Third Gear

  • How to Choose The Right Torque Converter for Your Chevy How to Rebuild a Tremec T-5 Transmission
  • Muncie four-speeds Hemmings

    The 2.20:1 ratio is commonly designated as the Muncie M21 transmission. 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.

  • Muncie 4 Speed Transmissions

    The new Muncies being built today have some better ratios.Today's examples of the new car gear set ups are Mustang GT's with a 3.35 1st gear and 3.08 rear. New Camaros with a 2.68 1st gear, 3.73 rear gear and .59 overdrive. ZR1's with a 2.68 1st gear, 3.54 rear gear and a .59 overdrive. Get the picture?

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

    Aug 07, 2018  He tells us both the M20 wide-ratio and M21 close-ratio transmissions were first offered in 1963. The M22 Rock Crusher would come later to accommodate the heavy twist of

  • 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.

  • 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

  • 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.

  • 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 1965 Chevrolet M22 Rockcrusher Transmission: The ...

    Sep 15, 2010  This code list listed the model code, RPO (regular production option), specific transmission type, gear ratio, transmission part number, and transmission letter code designation. At the bottom of the transmission codes page, there are notations dated March 25, 1965 that these same transmissions were added to the codes list.

  • Muncie M22 4 Speed Rock Crusher Gear Whine - YouTube

    Sep 03, 2015  A video with better audio of the nostalgic sound of a Muncie M22 (Rock Crusher) transmission at work in a 1966 Chevrolet Chevelle.

  • 作者: relicrestorerman
  • The 1965 Chevrolet M22 Rockcrusher Transmission: The ...

    Sep 15, 2010  This code list listed the model code, RPO (regular production option), specific transmission type, gear ratio, transmission part number, and transmission letter code designation. At the bottom of the transmission codes page, there are notations dated March 25, 1965 that these same transmissions were added to the codes list.

  • Muncie M22 4 Speed Rock Crusher Gear Whine - YouTube

    Sep 03, 2015  A video with better audio of the nostalgic sound of a Muncie M22 (Rock Crusher) transmission at work in a 1966 Chevrolet Chevelle.

  • 作者: relicrestorerman
  • NEW Muncie M22 SUPER ROCK CRUSHER 4 speed ... - Transmission

    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

  • Magical Muncie Four-Speed Hotrod Hotline

    The principle of a transmission is the same. With the leverage and the gears combined with a lever action, you increase the power an engine makes. The Muncie M20 is basically a wide-ratio transmission and was intended for normal street driving use. The early ones had a 2.56:1 first gear. The later 1966-1974 units had a 2.52:1 first gear.

  • Muncie M22 Rockcrusher Close, Wide and NEW ... - Transmission

    New Muncie M22 2.20 close ratio or 2.52 wide ratio Rockcrusher gear set is availabe with either a 10 or 26 spline input. Close ratio 26 spline gear sets available in Italian or Korean made. You must select whether you need a wide or close ratio which input spline count, 10 or 26.

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

    This a BRAND NEW SUPERCASE M22 4-Speed 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.

  • Autogear Muncie M22Z Rockcrusher Gear Whine in 1970 ...

    Oct 11, 2016  Here's a short video of my 1970 Trans Am so one may listen to the Autogear Muncie M22Z Gear whine...The "Z" Model has the 2.98 First gear ,they also have the M22W(wide Ratio) and of course the ...

  • 作者: Cat's Garage
  • Auto Gear Super Case M22Z Rock Crusher 4-speed. Perfect ...

    STRONGEST Direct Replacement M22 With NEW Muncie AUTO GEAR SUPER CASE With The Strongest M22z ULTRAWIDE RATIO 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

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

    Having issues diagnosing problems with your M21 M22 4 Speed Muncie Manual Transmission? we can help. Below you will find a detailed parts list for the M21 M22 manual transmission that includes complete rebuilt transmissions bearing rebuild kits with and without synchro rings, gaskets and seals, small parts kits, bushings, individual bearings, slider, synchro rings, forks, gears and shafts.

  • MUNCIE M22 ROCK CRUSHER 4 Speed Transmission Gear Set

    MUNCIE M22 ROCK CRUSHER 4 Speed Transmission Gear Set 2.20 Ratio 26 INPUT Spline GKM22A. KIT INCLUDES 1ST GEAR, 2ND GEAR, 3RD GEAR, 26 SPLINE INPUT SHAFT, CLUSTER SHAFT, FRONT REVERSE IDLER GEAR. 2.20 RATIO 26 SPLINE INPUT FITS ALL MUNCIE TRANSMISSIONS WITH A1 CLUSTER PIN . Thank You for Shopping at Trans Specialties Ebay

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  • Inside the N-series M23 Transmission from Auto Gear ...

    Apr 03, 2019  GS: We duplicate the M20 and M21 gearset, and the M22 "Rock Crusher" in three ratios (2.20:1, 2.56:1 and 2.98:1 First gears). For our "severe duty"

  • Muncie 4-speed

    The M22 transmission has a 20 degree helix angle on the gear set as opposed to a 45 degree angle found on the M20 and M21 and were made with a higher nickel alloy. The straighter angle was designed to produce less end loading of the gear train and less heat but created more noise, thus the nickname "Rock Crusher" was born.

  • Muncie Super Duty M23 Super Case 4-speed Road or Drag ...

    Dave on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. 2 week Summer SALE! Shawn Riley on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. 2 week Summer SALE! Michael OBrien on NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher Street/Strip. Camaro, Corvette, Chevelle, Nova. 2 week ...

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

    M22 RockCrusher . In 1963 the Corvette Grand Sport racing program was instituted. The early Grand Sports used a special heavy-duty version of the M21 close-ratio transmission. These special units evolved into what is called the M22 today.

  • Inside the N-series M23 Transmission from Auto Gear ...

    Apr 03, 2019  GS: We duplicate the M20 and M21 gearset, and the M22 "Rock Crusher" in three ratios (2.20:1, 2.56:1 and 2.98:1 First gears). For our "severe duty"

  • Muncie 4-speed

    The M22 transmission has a 20 degree helix angle on the gear set as opposed to a 45 degree angle found on the M20 and M21 and were made with a higher nickel alloy. The straighter angle was designed to produce less end loading of the gear train and less heat but created more noise, thus the nickname "Rock Crusher" was born.

  • Muncie Super Duty M23 Super Case 4-speed Road or Drag ...

    Dave on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. 2 week Summer SALE! Shawn Riley on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. 2 week Summer SALE! Michael OBrien on NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher Street/Strip. Camaro, Corvette, Chevelle, Nova. 2 week ...

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

    M22 RockCrusher . In 1963 the Corvette Grand Sport racing program was instituted. The early Grand Sports used a special heavy-duty version of the M21 close-ratio transmission. These special units evolved into what is called the M22 today.

  • So you've decided to slam four with a GM Muncie Transmission

    It is sometimes referred to as the “close ratio” trans as the gear ratios are closer together in comparison to the M20. M22, the rarest of the bunch. It’s nickname is the “rock crusher” due to the noise generated by the gearset. The gear ratios are the same as in the M21, but the tooth angle is different.

  • Gear Ratios Of The Rockcrusher Transmission

    Super Rockcrusher Muncie M For Sale. Muncie m22 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 its time for high performance cars built for Chevrolet and all performance oriented G M cars They have the same gear ratios as the legendary

  • GM 4-Speed Manual - Gearvendors

    GM Manual Transmissions Muncie M21/M22 (Also M20 and BW T-10) Gear Vendors owes a lot to the Muncie close ratio trans. These words are very similar for the M20 and T10 but with some slight ratio differences depending on model.All M21/22 have the same 22% upshift and 28% downshift spread as the Gear Vendors. Overdrive Continue reading GM 4-Speed Manual →

  • Manual Transmission Gear Ratio Charts for GM/Chevy ...

    Oct 27, 2017  Gear ratio affects a variety of driveline combinations, so it’s important to know what the gear ratios are for a gearbox you might be swapping into your ride. (Image/YourMechanic) Because different transmission gear ratios can greatly affect a drivetrain combination, it’s important for anyone performing a transmission swap to know the gear ...

  • MUNCIE M-22 ROCK Crusher Four Speed Transmission - RARE ...

    This transmission will fit all 57 thru 74 GM products and is a rare opportunity to own a virtually brand new M-22 Close Ratio Rock Crusher Transmission with a completely new gear set. This transmission is a direct replacement for a Borg Warner T10, Saginaw, M-20 or M-21 with no other changes necessary to swap into your vehicle.

  • Transmission : Muncie Gears Gear Sets - 1967, 1968, 1969 ...

    1967-72 Camaro Firebird M20 Muncie Wide Ratio Gear Set Course 10 Spline Part # TRN-1400 $675.95 ... 1967-72 Camaro Firebird M22 Muncie Rock Crusher Gear Set Course 10 Spline Part # TRN-1402 $788.95 $737.24 Save: $51.71 ... 1967-72 Camaro Firebird M22 Muncie Rock Crusher Transmission 3rd Gear Part # TRN-1422 $144.48

  • m-22 muncie rock crusher eBay

    Muncie M22 4 Speed Gear Set 2.20 Ratio Rock Crusher 10 Spline Input Fits M20 M21. C $501.13; Buy It Now +C $89.04 shipping; Only 1 left! 35 Sold. ... 1967-72 Camaro Firebird M22 Muncie Rock Crusher Transmission 3rd Gear. C $240.56; Buy It Now +C $76.94 shipping; From United States; How to Rebuild Muncie 4-Speed Manual Transmission M20 M21 M22 ...

  • 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 chevelles. The ratio of the four-speed transmission placed in any car was usually determined by the engine size and rearend axle ratio.

  • Chevrolet Chevy Manual Transmission Identification and ...

    Again on the muncie, and looking at the cover, 3rd/4th gear lever is on the left. 1st/2nd gear lever is on the right. 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".

  • Transmission Gear Ratio Chart - Roadkill Customs

    Transmission Gear Ratio Chart ~ Gear Ratios are listed for many popular transmissions... Newest [ July 6, 2020 ] The Junkyard Race Car that Inspired the Shelby Cobra Rides Roadkillers [ July 6, 2020 ] 1947-54 Chevy 3100 Wide-Body Stretch and SSR Chassis Swap Builds and Examples

  • Camaro Transmission Information Restoration

    In my opinion, the T10 is stronger than the M22 "rock-crusher" muncie. If I had to guess, I believe this transmission was introduced to eliminate the need to have 2 different close ratio transmissions available for the car, even while the power levels were slumping. The Powerglide is a common drag racing transmission.

  • MUNCIE M-22 ROCK Crusher Four Speed Transmission - RARE ...

    This transmission will fit all 57 thru 74 GM products and is a rare opportunity to own a virtually brand new M-22 Close Ratio Rock Crusher Transmission with a completely new gear set. This transmission is a direct replacement for a Borg Warner T10, Saginaw, M-20 or M-21 with no other changes necessary to swap into your vehicle.

  • Transmission : Muncie Gears Gear Sets - 1967, 1968, 1969 ...

    1967-72 Camaro Firebird M20 Muncie Wide Ratio Gear Set Course 10 Spline Part # TRN-1400 $675.95 ... 1967-72 Camaro Firebird M22 Muncie Rock Crusher Gear Set Course 10 Spline Part # TRN-1402 $788.95 $737.24 Save: $51.71 ... 1967-72 Camaro Firebird M22 Muncie Rock Crusher Transmission 3rd Gear Part # TRN-1422 $144.48

  • 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 chevelles. The ratio of the four-speed transmission placed in any car was usually determined by the engine size and rearend axle ratio.

  • Chevrolet Chevy Manual Transmission Identification and ...

    Again on the muncie, and looking at the cover, 3rd/4th gear lever is on the left. 1st/2nd gear lever is on the right. 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".

  • Transmission Guide: Everything You Need to Know - Carbibles

    Mar 21, 2019  1 st gear – The typical gear ratio here is 3.166:1. The RPM is usually at 947. 2 nd gear – Gear ratio is at 1.882:1 with an RPM of 1,594; 3 rd gear – Gear ratio is 1.296:1 with an RPM of about 2,314; 4 th gear – Gear ratio is at 0.972:1 with an RPM of 3,086; 5 th gear – Gear ratio is 0.738:1 with an RPM of 4,065

  • m-22 muncie rock crusher eBay

    Muncie M22 4 Speed Gear Set 2.20 Ratio Rock Crusher 10 Spline Input Fits M20 M21. C $501.13; Buy It Now +C $89.04 shipping; Only 1 left! 35 Sold. ... 1967-72 Camaro Firebird M22 Muncie Rock Crusher Transmission 3rd Gear. C $240.56; Buy It Now +C $76.94 shipping; From United States; How to Rebuild Muncie 4-Speed Manual Transmission M20 M21 M22 ...

  • How A Gear box (Transmission) works? What's Gear Ratio ...

    Apr 11, 2020  The driving gear and driven gears in a gear box define the gear ratios. The input gears get the drive from the engine and they rotate the output gears which, in turn, drive the wheels. The ratio of the number of rotations of output gear to the number of rotations of input gear is called Gear Ratio. The Gear Ratio can also be obtained by the ...

  • what is a rock crusher transmission? Yahoo Answers

    May 01, 2009  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. The M-22 was only produced in a close-ratio version, so it will not appear on models with high rear-axle ratios (3.55 or lower numerically) unless someone has changed it.

  • Specials - 4 Gear Trans Co

    These are all the parts you need to convert your worn out Muncie 4 Speed to a M22 "Rock Crusher". Includes the new M22 Gear Set (Input, 1st, 2nd, 3rd, Cluster and Front Reverse Idler Gears); Syncro Assemblies (Hub, Sleeves, rings and Keys with Springs); complete rebuild kit with roller bearings, seals, gaskets, countershaft, small parts and etc ...

  • Transmission Gear Ratio Chart - Roadkill Customs

    Transmission Gear Ratio Chart ~ Gear Ratios are listed for many popular transmissions... Newest [ July 6, 2020 ] The Junkyard Race Car that Inspired the Shelby Cobra Rides Roadkillers [ July 6, 2020 ] 1947-54 Chevy 3100 Wide-Body Stretch and SSR Chassis Swap Builds and Examples

  • 1969 PONTIAC FIREBIRD 6.6L 400cid V8 Gear RockAuto

    USA STANDARD GEAR Manual Transmission Cluster Gear Manual trans.; 4 speed trans.; Muncie M20 Wide Ratio Cluster Gear, 2.52 Ratio, Tooth Counts are 25-22-19-17, Fits Transmission Cases With The 1 in. Cluster Pin, Case Casting Numbers 3885010, 3925660, and 3925661

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

    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. The M-22 was only produced in a close-ratio version, so it will not appear on models with high rear-axle ratios (3.55 or lower numerically) unless someone has changed it.

  • Muncie M22 4 Speed Rock Crusher Gear Set, 10 Spline, GK ...

    Muncie M22 4 Speed Rock Crusher NEW Gear Set. M22 Close Ratio 2.20. 1-Input Shaft 10 Spline. 1-3rd Gear. 1-2nd Gear. 1-1st Gear. 1-Cluster Gear 1" Bore. 1-Idler Gear. Free Lower 48 States Shipping. Please know that your positive feedback and 5 star rating on eBay to us is appreciated, vital and very valuable to the continued success of our ...

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