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1971 m22 rock crusher transmission gear ratios

  • 1967

    GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1967 - 1968 model Camaros. This one will have the studs coming out from the side where your shifter linkage mounts. This is the Muncie M-22 Rockcrusher four speed. Designed for the highest performance models.

  • NEW Auto Gear Upgraded Ultra Case Muncie HD M22 4-Speed Rock-Crusher

    New Super Heavy Duty Direct Replacement and Strongest M22's Made With Muncie Auto Gear Upgraded Ultra Case and Strongest M22 Close Ratio or Wide Ratio Gears. 10 OR 26 spline input and large 27 OR 32 spline output shaft. ... AG Roller Side Cover. A great Super Heavy Duty Rock Crusher M22 for your Camaro, Nova, Chevelle, Corvette or other GM ...

  • M22 Rock Crusher

    The Wide Ratio M22 gear set is based on the 2.52 first gear ratio's and is available in both 10 and 26 spline Inputs. Contact us for suggestions of which set would best serve your application. This is an example of a …

  • Gear ratio difference between M20, M21, M22

    The M-21 close ratio and M-22 close ratio heavy duty ratios are: 2.2:1, 1.64:1, 1.27:1, and 1:1. Reference: Corvette Black Book, and 1969 Owners Manual. This is correct. The M20 is a wide box with a 2.52 1st gear and the M21 and M22 are close ratio with a 2.20 1st gear.

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

    The guys at Anaheim Gear tell us there are seven total Muncie input shaft options. Shown here is the M20 10-spline wide-ratio input shaft and counter gear. There is also a fine-tooth 26-spline input …

  • 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?

  • Chevy Manual Transmission Identification

    Note 3: M-21/22 gear ratio: 1st 2.20:1, 2nd 1.64:1, 3rd 1.28:1, 4th direct, Rev 2.27:1. Effective October 21, 1968, an additional letter was added to the plant prefix number to help identify the gear ratios in Muncie transmissions. The additional letter codes as follows: Muncie 3 speed Manual. Muncie 4 speed manual transmissions.

  • M22-Wide vs M22 "Rock Crusher" | Page 2 | Team Chevelle

    Joined Aug 27, 2004. 4,958 Posts. #21 · Oct 30, 2008. I love hearing this info from Tom and Jody. Real good info. I have the Autogear M22W in my 71 with 3.55 rear since early this year. I have no complaint. Works excellent with the 3.55 gear, and the whine it makes in 1 st, 2 nd and 3 rd causes the goosebumps to bleed, its awesome !!!!!

  • American Chevy Muncie – M20, M21, M22 | Allstate Gear

    Our Price: $79.99. (10) Add To Cart. Muncie 4 Speed Transmission Master Rebuild Kit. Master Rebuild Kit. Muncie 4 Speed Transmission M20, M21 & M22 with 1" counter shaft bore. High Performance Forged Synchronizer Rings made by Synchroking! 1-BK116WS - Master Rebuild Kit - Bearing, Seals, Gaskets with Synchronizer Rings.

  • Muncie M22Z on the way (UPDATE: switched to the M23Z)

    im looking forward to the classic m22 whine with the new Auto Gear Muncie (ultra wide ratio) M22Z. It has 2.98/2.04/1.46/1 ratios. First gear 2.98x3.08 rear yields 9.2 in first. MUCH better than my previous clutch slipping setup with 2.64x2.73=7.2. With 27" (255/60/15) tires highway rpm should be 2300@60, 2500@65 and 3000@78 - thats nice.

  • Muncie 4-speed Transmission (Group 4.000)

    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 …

  • Muncie 4-speed Transmission (Group 4.000)

    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 M21 and M22 Manual Transmission GM Overhaul Kit

    Information and parts are provide for the following Transmission: Muncie M21 / M22 4 Speed (RWD), an illustrated parts drawing for the M21 is provided. IDENTIFICATION - Aluminum case, extension housing and side cover. The side cover has 7 bolts and 2 shifter cams. The synchro rings have 36 teeth and the unit has a 4-step cluster gear.

  • Complete Guide to Muncie Transmissions

    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: 1.28:1: Fourth Gear: 1:01: Reverse Gear: 2.27:1

  • M22-Wide vs M22 "Rock Crusher"

    Since the original M-22 was ONLY available in the close ratio version, there is NOW an M-22W. This M-22W version is simply a wide ratio version (thus the W) of the M-22. Since the M-22 was only a close ratio tranny, it was usually only available, and more compatable, with the lower ratio rearend gears such as 3.70, 4.10, etc.

  • NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2899.00

    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. Home: View Cart: ... Includes Richmond GL4 Gear Oil; No core charges; Z RATIO (1st-2.984, 2nd-2.043, …

  • Muncie Close Ratio

    Muncie M-22 Four Speed Transmission - All New Internal Parts. $2,495.00. + $100.00 shipping. 1969 Muncie M22 Rockcrusher Close Ratio Trans Camaro Chevelle Nova. $2,460.00. + $137.64 shipping. Check the item description to …

  • 1971 m22 rock crusher transmission gear ratios

    M22: 1971 -72* 2.20 1.64 1.28 1.00 26 none 32 ... 1969-1974 codes include a suffix letter at the end to aid in identification of transmission ratios. A = 2.52 1st gear wide ratio M20, B=2.20 1st gear close ratio M21, C = 2.20 first gear Rock Crusher M22. One example code would be ( P0E21 A ) which reads: Muncie four speed aluminum for …

  • The Muncie 4 Speed Transmission Taught A …

    By the time the Muncie was in its final phase of production (1971-1974) it also gained a 32 spline output shaft in place of the original 27 spline unit. Wide, Close, or …

  • 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 …

  • Muncie 4-Speed: The Complete History

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    How to Identify a Muncie Four Speed: Build Date Codes ... …motortrendHow to Identify a Muncie Four Speed

    WEBThe 1969–1974 Muncies received a ratio designator at the end of the serial number: "A" for M20, "B" for M21, "C" for M22. An example is P2D23B. …

  • M22

    The gearsets are available in three ratios: The classic Rock Crusher M22 (2.20/1.64/1.27/1.00) for your 3.73:1+ rear axle gear. ... 7- or 8- tooth speedometer gear (passenger side only) ... typically under 500hp/tq – contact us for details; Each M22-series transmission is custom built to order. Not sure which 'Syracuse' you need? Submit ...

  • M21 M22 4 Speed Muncie Manual Transmission

    Input, Main & Counter Shafts M21 & M22 Transmission (Close Ratio + 26T Input Shaft, Wide Ratio = 21T or 24T Input Shaft)

  • How to Identify a Muncie Four Speed: Build Date Codes

    Build Date Code Location. 1. 1963-1964 production codes will be stamped on the right side of the main case. 2. 1965-1974 production codes will be stamped on the right side of the main case, just ...

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

    X RATIO (1st-2.199, 2nd-1.506, 3rd-1.174, 4th-1.00) For road racing and tracks; Shaft Choices: 10 or 26 Input Spline; 27 or 32 output Spline; Rear Gear Ratio and Tire Height Information Needed: We need your Rear Gear Ratio and your Tire Height to get correct speedo gears installed in your new 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.

  • M-22 "rock crusher"

    Jim Mac. 12592 posts · Joined 2004. #5 · Apr 24, 2022. hopefully he meant that a m22/rock crusher was rarer installed in a car. jim. Jim. 70 chevelle, SS clone 454 4 speed 3.31 12 bolt posi. 71 …

  • Muncie Transmission Id and ratio guide

    D & L Transmission To order call 1-631-351-4837. Muncie Transmission ID and Ratio Guide. Series: Gear Ratio 1st, 2nd, 3rd, 4th: Spline Input: Grooves Input: Cluster Pin : Tooth Count Input: Tooth Count 4th Cluster: Output Spline: M-20 wide ratio 63-65 M-20 wide ratio 66-70 .

  • Muncie Calendar Date Codes — D.M.E. Transmissions

    M22: 1971 -72* 2.20 1.64 1.28 1.00 26 none 32 ... 1969-1974 codes include a suffix letter at the end to aid in identification of transmission ratios. A = 2.52 1st gear wide ratio M20, B=2.20 1st gear close ratio M21, C = 2.20 first gear Rock Crusher M22. One example code would be ( P0E21 A ) which reads: Muncie four speed aluminum for passenger ...

  • Muncie Super Duty M23 Upgraded Ultra Case 4-speed Road …

    John DiLauro on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE EXTENDED!!! Garry Brown on Super Pro Road/Race Muncie Upgraded Ultra Case M22 Rock-Crusher. SALE EXTENDED!!! Michael wilhelm on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. …