mrock crusher transmission

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 …

 · Muncie, Borg-Warner T-10, or Super T-10 4-Speed Transmission Oil Change. If you are like many four-on-the-floor muscle car owners you will tend to overlook replacing the gear oil in your Muncie (M20, M21, or M22), Borg-Warner Super T-10, or Super T-10 4-speed transmission. It is easy to overlook this type of general maintenance.

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.

 · Muncie M22 4-Speed-Rock Crusher Transmission - FRESH Muncie M22 Rock Crusher 4 Speed Transmission 2.20 1st Gear Close Ratio 26/32 Spline Main Case 3925661 Tail Housing 3978764 Side Cover 3952648 P.1B12C VIN 12894 Transmission has been completely restored inside and out! Asking...

For example, a ''65 Corvette "Rock Crusher" M22 4-speed will bolt up to a 58 Pontiac bell housing. Of course you have to be concerned about drive shaft length, yoke interface to tailshaft, linkage, speedometer cable length, etc. But the transmission bolts up to the bell housing. 1958-60 (Left) and 1956-57 Pontiac Bell Housings

This a BRAND NEW SUPERCASE M22 Muncie Rockcrusher Style Transmission. This is a BEEFY version of the original Rock Crusher transmission. Most all the weak points of an original Muncie have been solved by the Super-Case design. The Supercase has extra casting in all the known weak areas.

The term "rock crusher" refers to the noise made by the meshing of the stronger helical gears in the M22. Later model 1971-''74 Muncies are also popular with racers, because these transmissions used a 32-spline output that is stronger than the early 27-spline, and the newer units seem to perform better in high-rpm and high-horsepower applications.

 · 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.

 · Internal inspection of a 1969 Muncie M-22 "Rock Crusher" Transmission. Note some wear on engagement teeth but all gears fully intact.10 spline input, 27 spli...

Muncie Transmission is back! General Motors stopped installing "Muncie" 4 speeds in 1974. Complete units were able to be purchased from GM until the late 1970''s. Parts trickled out of inventory by the late 1980''s. With the quality of used Muncie transmissions getting worse in the last 10 years, the idea of making new improved Muncie parts was ...

Most transmissions are missing these tags, but if you want to do a complete restoration they are generally necessary. Even if your Muncie is assembled from a mix of parts, you should be able to determine the ratio. Remember, if the transmission is still in the car only the 1969 to 1974 cases had ratio identifiers in the serial number.

Muncie M20 M21 & M22 Transmission Driveshaft Slip yoke 27 spline 5 1/2 inch 1310. Part #: N2-3-6081X. Your Cost $50.95. ADD to CART. 1310 Series transmission slip yoke to fit Muncie M20 & M21 and M22 with 27 spline output shaft. Overall length is 1/2 inch longer and has more operating angle than part number 2-3-4911X. Click for Larger Photo.

Transmissions had to be geared to work with economy axle ratios such as a . Notice the difference in the drive slots of these arms. The example on the left is for pre-1969 transmissions and the one on the right is for those that accept a 3/8-16 threaded bolt. The slot on later arms always has a circular cutout to

Recent Comments. steve cooke on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. SUMMER SALE ON NOW!!! Mark A Jones Deltona Florida on Auto Gear Super Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to …

Muncie M22 Aluminum "Rock Crusher" Transmission (Fits M20 and M21 and will match your 10 spline clutch plate and 27 spline drive shaft yoke and will accomodate your existing shifter) Paypal We accept Personal Checks (product ships after personal check clears), Money Orders, Cashier Checks (Bank Checks) and all major credit cards, including Visa ...

 · If you plan to do a lot of racing, the TH400 will help your consistency. Running a high revving engine through the gears on the street is a lot of fun, but a manual is not the best choice for racing. If your car is truly capable of running 9''s, I would be worried about the longevity of either of the 2 manual transmission.

 · 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.

Transmission Seal, Rear, Bert, Brinn, Muncie Four Speed, Power Glide, Saginaw, TH350, Each. Part Number: AAF-ALL72150

 · Muncie M-22 Rock Crusher Four Speed Transmission - ALL New Internal Parts. Report item. - opens in a new window or tab. Description. Shipping and payments. eBay item number: 113849569201. Seller assumes all responsibility for this listing. Last updated on Jun 16, 2021 09:57:48 PDT View all revisions.

 · GTO 3-Speed Transmission, 1972 GTO, Heavy Duty 3-speed transmission, Dearborn, Muncie, M13, M12, Muncie M20, M22 rock crusher, Auto Round-Up MagazineA: L.C., thanks for the nice words. The transmission listed on the build sheet you sent me is indeed the Heavy Duty 3-speed transmission I spoke of in the a recent Auto Roundup/Car Collector Corner ...

 · 2,876 Posts. #7 · Dec 17, 2008. L72/RS said: Here is some test data from the 2.96 ratio Muncie transmissions that I used to build. All standard helix units failed at ~320 ft-lbf of torque with about 0.030" case stretch. All of the low helix sets failed at …

R27-22-19-17T: M22 ''Rock Crusher'' (1966-74) 3905466 WT297-8E NOTE: these THREE (3) gears are used with 1 inch countershaft. C2 Countershaft 7/8 diameter (1963-65) 3831725 WT297-3 1 diameter (1966-74) 3864850 WT297-3A C3 Countershaft Thrust Washer 7/8 diameter req. 2 (1963-65) 3831729 3831729 1 diameter req. 2 (1966-74) 3864860 3864860

On October 21, 1968, another letter code was added to the plant prefix number to identify Muncie transmission ratios. Muncie 3 Speed: A=3.03:1 B=2.42:1 Muncie 4 Speed: A=2.52:1 Wide Range B=2.2:1 Close Range C=2.2:1 Rock Crusher. Beginning in 1968, the car''s last eight numbers of the VIN were stamped on the transmission. As with all car ...

This is a very rare 660 m22 rock crusher muncie, it is a service replacement transmission unstamped, no vin, it will be correct for 68 to 70, all rebuilt and guaranteed, …

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.

It was primarily designed as a road race transmission. The straighter angle of the gearset produced less heat and less end loading of the gear train. Combined with high impact alloy gears this 4 speed really pushed the limits of it''s aluminum case in drag race applications. Although the gears are not spur gears ( completely straight ) they ...

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 …

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.

The term "rock crusher" refers to the noise made by the meshing of the stronger helical gears in the M22. Later model 1971-''74 Muncies are also popular with racers, because these transmissions used a 32-spline output that is stronger than the early 27-spline, …

 · 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 …

 · This is a very rare 660 m22 rock crusher muncie, it is a service replacement transmission unstamped, no vin, it will be correct for 68 to 70, all rebuilt and guaranteed, all new straight cut gears, 220 ratio, asking 2475.

Muncie m rock crusher for salefrom kyrgyzstan. Muncie m rock crusher break down muncie m22 rockcrusher borg warner super t10 or turbo 400 muncie m22 rockcrusher borg warner super t10 or turbo 400 know more muncie conversion kit to the rock crusher trans rock crusher connexionscarhire muncie m22 rock crusher four speed transmission new gears show car quality 219500 for sale is a muncie.

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.

 · The M22 ''Rock Crusher'' featured a one-inch countershaft pin bore and shot-peened gears with aggressive helix angles that reduced heat and stress but also increased noise, leading to the nickname as the transmissions rattled their way down the road.

1967-72 Camaro & Firebird M22 Muncie Rock Crusher Transmission 1st Gear Part # TRN-1420 $169.14 $158.05 Save: $11.09 add to cart. 1967-72 Camaro & Firebird M22 Muncie Rock Crusher Transmission 2nd Gear Part # TRN-1421 $144.95 $134.46 Save: $10.49 add to cart.

However, the Rock Crusher was only equipped in cars that had high-performance big blocks, including the Corvette, Camaro, Firebird and Chevelle. Thanks to the similarities between the M20, M21 and M22 transmissions, you can use a combination of Muncie 4-speed transmission parts to build the transmission you want for your project car.

Muncie 4 Speed & GM Manual Transmissions Buy Sell Trade. $10,000. $10,000. Info on shifter. Muncie 4 Speed & GM Manual Transmissions Buy Sell Trade. $975. $975. Muncie 4-speed. Muncie 4 Speed & GM Manual Transmissions Buy Sell Trade.

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.

Muncie M22 4-Speed-Rock Crusher Transmission - FRESH Muncie M22 Rock Crusher 4 Speed Transmission 2.20 1st Gear Close Ratio 26/32 Spline Main Case 3925661 Tail Housing 3978764 Side Cover 3952648 P.1B12C VIN 12894 Transmission has been completely restored inside and out!

It''s a GM Muncie M22 four speed, used in high performance applications from 1965 to 1972. They had a lower helix angle in the gears and had a noticeable whine that very few other transmissions had. If you were running a GM hotrod, that was the man...