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.
Rock Crusher Transmission Identification. Can i identify a rock crusher transmission. How to identify an m22 rock crusher transmission how to identify a m22 rock crusher ehow an m 22 rock crusher is a muncie four speed transmission for cars made by general count the input shaft teeth to find out the make of the transmission get price lea.
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 …
Jul 29, 2016· Another way to confirm that the transmission is original to your car is most Muncie four-speed transmissions will have a Vehicle Identification …
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.
All C4s came with an identification tag, attached to the transmission on the passenger side. This tag contains all the necessary identification information and if not present, use the following visual techniques: the C4 measures between 17 and 18 inches long and has an almost-square pan with 11 bolts. The pan measures 10-by-9 inches.
Rock Crusher Transmission Identification. Rock crusher transmission identification.In my opinion, the t10 is stronger than the m22 rockcrusher 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 mon drag racing transmission.
Jul 05, 2016· There also was a second, heavy-duty close-ratio version: the "Rock Crusher" (M22) that was offered on some of the high-performance big-block models, starting with the 1965 Corvette.
Dec 23, 2017· Muncie 4 Speed M20 M21 M22 Transmission Gaskets and Seals - Duration: 21:57. GearBoxVideo 26,852 views. 21:57. Muncie Case Repair - M22W Gears and Latest Upgrades - Duration: 24:53.
Feb 21, 2010· The most well known Muncie transmissions are the M20(wide ratio), M21(close ratio), and the M22(rock crusher). Although not mentioned much, there was also an M23 transmission that was used, beginning in 1970. The M23 is recognized by a 26-spline(fine) input shaft and a large output shaft that requires a T-400 driveshaft yoke.
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 …
NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher Street/Strip. Camaro, Corvette, Chevelle, Nova. 2 week Summer SALE! $ 2,799.00 $ 2,399.00
The M22 is a serious beast when it comes to transmissions. The only negative was the noise that this transmission would produce. When the engine was driving at low revs the transmission would rattle like it had gravel inside and would whine at high rpms. The M22 was eventually dubbed the "Rock Crusher".
Automatic transmissions Early models. The GM Hydra-Matic was a success and installed in the majority of GM models by 1950. Through the 1950s, all makers were working on their own automatic transmission, with four more developed inside GM alone.
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.
Sep 15, 2010· 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. This transmission identification code list was issued by the Chevrolet Facilities and ...
Related: muncie m22 rock crusher muncie transmission muncie m22 gear set m22 muncie transmission muncie case muncie m20 muncie m21 muncie 4 speed muncie m22 …
Oct 01, 2008· M22 had straighter cut gears. Sounds kind of like a gear drive timing set. Unmistakable sound. 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.
Muncie Identification The H.A.M.B. 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.
1 product rating 1 product ratings - 1964 Chevrolet M20 4 Speed Muncie Transmission ID Tag 3841435 B. $29.95. Brand: Muncie. ... Watch. NOS 65-70 CHEVY TRANS MUNCIE M22 INPUT GEAR 10 SPLINE CLOSED RATIO 3925691. $450.00. Brand: Muncie. $20.00 shipping. or Best Offer. Watch. Muncie Shifter Linkage Housing Frame Base Original Camaro Nova Chevelle ...
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"). Get Price Muncie Transmission Id and ratio guide - D and L 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.com. The ratio of the four-speed transmission placed in any car was usually determined by the engine size and rearend axle ratio.
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. You'll get more gear noise, but you'll also get more strength.
Muncies with 26-spline inputs and 32-spline output shafts came as M20, M21, and M22 transmissions. Before 1969, only M22 transmissions had drain plugs. From 1969 to 1974 all-ratio Muncies came with drain plugs. Muncie countergears had the same number of teeth on first-, …
Aug 07, 2018· The M22 Rock Crusher would come later to accommodate the heavy twist of Chevrolet's big-blocks in the mid-1960s. The M20 and M21 transmissions …
4l80e 4l85e th400 400 3l80 muncie m21 m22 transmission & np208 np231 np233 np241 np243 rear seal no boot 2.7" o.d. fits '65+ (18992) tpd pro-line. $5.88 $4.98 $9.99. add to cart. compare compare items. sale. 6308n bearing fits h41 fs5r30a msg5-f muncie m20 m21 m22 rug sm465 t14 t18 t33 t19 t98 t176 transmissions & bw4407 transfer cases by nachi ...
Muncie Identification The H.A.M.B. 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.
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.
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