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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.
General Motors is an innovator of automatic transmissions, introducing the Hydra-Matic in 1940. This list includes some GM transmissions . 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.
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 .
P stands for Muncie Plant. Not for passenger car as some self proclaimed specialists may think. The letter M was used to ID the Muncie plant for the Muncie 3 speed, so P was the next logical letter. The letter O would add confusion since it resembles zero. The serial number is a date code the transmission was built for a particular year.
Axle ratios of 3.73 and lower (numbers getting higher) came with close ratio transmissions, while axle ratios of 3.55 and higher (numbers getting lower) used wide ratio transmissions. Many GM high performance engines came with the M-22 "Rock Crusher" in the years 1970 through 1973.
Mar 30, 2009 · I was just wondering how many different variations there are of the Muncie 4 speed and which ones are best and for what reason(s). I currently have an M22 Rock crusher in my '56 Chevy pickup, and have another M22 that was rebuilt about 6 years ago by my father but never used. I also have what I believe is an M21, but I'm not certain.
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.
Finally, a show car transmission worthy of your SHOW CAR OR STREET VEHICLE. The M22! This iconic transmission is based upon the infamous "ROCK CRUSHER" Transmission made famous in the 60`S AND 70`S by being installed in the L-88`S, BIG BLOCK 425 HP Factory Muscle Cars and HOT RODS of the past.
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..
Muncie 4 Speed Parts and Upgrades Italian gears, SuperCase and more; . Welcome to the online home of Auto Gear Equipment Motorsports, where the last company actively designing and improving four-speed manually-shifted gearboxes reveals all. . Manual transmission engineering is a Syracuse tradition older than the automobile; when we can't .
Jul 29, 2016 · Last time we talked about how to distinguish a Muncie four-speed transmission from a Saginaw or BorgWarner and the different types of Muncie transmissions, including the .
MUNCIE M-22 ROCK Crusher Four Speed Transmission - RARE Drivers Side Speedo - 1,795.00. 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, Camaro, Chevelle, Nova, El Camino, Impala, Oldsmobile and Pontiac. Also included are Hand Fitted Synchronizer Sliders and Hubs.
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New Super Heavy Duty Direct Replacement and Strongest M22's Made With Muncie Auto Gear Super Case and Strongest M22 Close Ratio or Wide Ratio Gears. 26 spline input and large 32 spline output shaft. C355 Forged Aluminum Mid-Plate. Super Tail. AG Roller Side Cover. A great Super Heavy Duty Rock Crusher M22 for your Camaro, Nova, Chevelle, Corvette or other GM car.
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 M-22 Rock Crusher 4 spd. - 1900 (Sea >Wen) Professionally rebuilt Muncie M-22 Rock Crusher 4-spd casting # 3885010. Transmission also comes with new Hurst Competition Plus Shifter w/ your choice of knobs. Trans has a 10 spline input shaft and 27 spline output .
Muncie 4-Speed: The Complete History. 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.
Muncie M22 4 Sp Gear Set 26 Spline Input 2.20 Close Ratio Rock Crusher Trans. 379.00. 1970 Gm . 1970 Gm Muncie 4sp Case 3925660 Pom12a M22 M21 M20 70 Buick Chevy Olds Pontiac. 349.95. . Nos 1963 Only Muncie Transmission First Gear M20 M21 3831743 3831704. 124.95. Muncie 4 . Muncie 4 Speed M20 Cluster Gear 25-22-19-17, 1 Pin Wide Ratio .
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.
Jul 05, 2016 · How to Identify a Muncie Four Speed. . There also was a second, heavy-duty close-ratio version: the "Rock Crusher" (M22) that was offered on some of .
1967 Chevrolet Chevelle SS, True SS 138 Vin, Date Code Correct 1967 SS 396 Big Block V8 Engine, M-22 Muncie Rock Crusher 4 Gear Transmission, Posi Traction twelve Bolt Rear End with 331 Gears, Marina Blue with Black Bucket Seat Interior, Middle console, Bumper Guards front and rear, Powered steering, Power Front Disc Brakes, Factory A-c that works and blows Cold AC, Classic Auto Sosund .
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 M20 and M21 transmissions .
Find great deals on eBay for m-22 muncie rock crusher and muncie m22 4 speed transmission. Shop with confidence.
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.
With the quality of used Muncie transmissions getting worse in the last 10 years, the idea of making new improved Muncie parts was becoming a reality. Using the best components currently made for the Muncie today we are now able to supply replacement Muncie 4 speeds for a variety of applications.
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.
An M-22 holds up well. The downside is that it tends to make noise. It will rattle at low rpms and whine at higher rpms. The M22 is called the Rock Crusher. "Dump the Rock Crusher," hot rodders say. People think all Muncie four-speeds are Rock Crushers, but they're not.
Find great deals on eBay for m-22 muncie rock crusher and muncie 4 speed transmission. Shop with confidence.
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. The M20 and M21 were both release in 1963, but it wasn't until 1965 that the .
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.
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.
these are brand new muncie transmissions with ultra heavy duty case and the latest updates / revisions improving them compared to the original "rock crusher" - and the m23 series trannys feature a stronger first gear for drag racers !! a direct replacement for your muncie or t-10 call for more information !
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 .
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 .
3RD GEAR FITS 4 SPD MUNCIE M22 ROCK CRUSHER TRANSMISSION / 27T / WT297-11A See more like this NOS 1963-74 Chevy Pontiac Olds Buick Muncie Reverse Detent Balls (7) .
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 .
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.
Recent Comments. steve cooke on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. 2 week lockdown SALE!; Mark A Jones Deltona Florida on Auto Gear Super Case M22Z Rock Crusher 4-speed. Perfect For 2.73 to 3.42 Rear End Gears. 2 week lockdown SALE! Jeff Collins on RACING Muncie Slick Shift Clutch-less Super Duty M23 Super Case 4-speed Drag Racing 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.
Aug 07, 2018 · GM's goal with the Muncie four-speed was to produce a better shift employing larger synchro cones. He tells us both the M20 wide-ratio and M21 close-ratio transmissions were first offered in .
muncie 4 speed transmission repairs, rebuilds and parts m20 m21 m22 rockcrusher gearboxes We rebuild and repair Muncie and Saginaw 4 speed gearboxes. We also supply new and used spares.
Why should you purchase a new Muncie 4 Speed from us? Paul Cangialosi has been involved in the manual transmission parts and rebuilding business since 1981. His BOOK on building and modifying manual transmissions is an Amazon best seller. His new MUNCIE BOOK, due out in October of 2014, explores Muncie rebuilding, performance tips, and history .
New Super Heavy Duty Direct Replacement and Strongest M22's Made With Muncie Auto Gear Super Case and Strongest M22 Close Ratio or Wide Ratio Gears. 10 OR 26 spline input and large 27 OR 32 spline output shaft. C355 Forged Aluminum Mid-Plate. Super Tail. AG Roller Side Cover. A great Super Heavy Duty Rock Crusher .
Jul 05, 2016 · The Muncie four-speed transmission was used with many different models and engine combinations from 1963 through 1974. And you're right, Zack, not too many people actually know how to .
NEW Muncie M22 SUPER ROCK CRUSHER 4 speed 2399.00. No Price Muncie Master Overhaul Kit. The ultimate Master rebuild kit for Muncie transmissions. Kit includes: From 283.00 . Muncie Overhaul Kit 1966-74. Complete overhaul kit for Muncie 4 speed transmissions, 1966-1974. From 114.95 . Muncie Heavy Duty Competition Overhaul kit 66-74
Toggle navigation Community Chevy Automotive Sales Inc. Muncie M22 : Muncie M-22 Rock Crusher Four Speed Transmission - Rare Drivers Side Speedo New 1,695.00 . 1964 Up M-22 Rock Crusher Muncie Transmission Coarse 1027 3925660 Case New 2,795.00 View Item Details
muncie rock crusher transmission for sale auto . Muncie M 22 Rock Crusher Transmission For Sale Here is a rare opportunity to own a virtually brand new M 22 Close Ratio Rock Crusher Transmission with a completely new gearset and an extremely nice case.
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 Muncie 4-speed transmission was used from 1963-1974 on several different GM vehicles and engine types. The Muncie was typically used in performance engines. Changing the oil on these transmissions can be tricky, as the oil-fill port is on the side of the transmission. You will most likely need a hose to fill .
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. The M20 and M21 were both release in 1963, but it wasn't until 1965 that the M22 .