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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. The mid plate is aircraft grade aluminum. A great Super Heavy Duty Rock Crusher M22 for your Camaro, Nova, Chevelle, Corvette or other GM car. Close Ratio = 2.20-1st, 1.64-2nd, 1.28-3rd, 4th direct. Wide Ratio = 2.56-1st, 1.75-2nd, 1.36-3rd, 4th direct or comp M22w 2.56-1st, 1.90-2nd, 1.48-3rd. Built for big HP. Lead time 4-6 weeks. 20% Cancelation Fee on special order. The Muncie four-speed, like the T-10, is a side-loading transmission. Remove the side cover and forks for a look at the geartrain. Removal of the Step 1 Check the casting number, the production year and the gear ratios on the aluminum serial number plate attached to the transmission box. Every GM Rock Crusher has a casting number with which you can easily identify a transmission box. Step 2 Count the input shaft teeth to find out the make of the transmission. NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2399.00 View Images CURRENTLY UNAVAILABLE UNTIL SPRING-TAKING ORDERS $2399.00 PLUS S/H + ASSEMBLY FEE of $225.00 OPTIONS YOU CAN ADD: $150.00 MICRO SUPER FINISH $35.00 THRUST BUTTON FOR HEAVY LAUNCH AND DOWNSHIFT CASE SUPPORT SUPER ROCK CRUSHER M22 A video with better audio of the nostalgic sound of a Muncie M22 (Rock Crusher) transmission at work in a 1966 Chevrolet Chevelle. For more information or any help putting a Muncie in your classic car, give our friendly techs a call at (203) 235-1200! 1. The classic Muncie four-speed transmission in all its many forms generally looks like this (this one provided by Anaheim We are in business to serve you. Complete automatic to muncie 4-speed conversion swap kits for GM cars available. RACING Muncie Slick Shift Clutch-less Super Duty M23 Super Case 4-speed Drag Racing Rock-Crusher. SALE ENDS FRIDAY!! Rated 5.00 out of 5 $ 3,550.00 $ 3,249.00 Add to cart Ultra Pro Super N24 Heavy Duty Muncie 4-Speed. Muncie also had a second close-ratio transmission coded M22 and known as the "rock crusher," which was used behind performance big-block engines and in some Corvettes. These M22 units are highly sought-after for performance applications. The term "rock crusher" refers to the noise made by the meshing of the stronger helical gears in the M22. 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. It is the heavy-duty version of the 2.20:1 ratio M21 four-speed. Apr 28, 2022Muncie M-22 Rock Crusher Four Speed Transmission RARE Drivers Side Speedo . 5 product ratings. 5.0 average based on 5 product ratings. 5. Good quality. Muncie M-22 Rock Crusher Four Speed Transmission RARE Drivers Side Speedo . Item Information. Condition: Remanufactured Remanufactured. Quantity: 0 available / 78 sold / See feedback. Find many great newused options and get the best deals for Chevy GM Muncie M22 Rock Crusher Close Ratio 4 Speed Transmission 10 Spline at the best online prices at eBay! Free shipping for many products! item 6 Muncie M22 Gear Set 26 Spline Input 2.20 Close Ratio Rock Crusher 4 Speed Trans 6 Muncie M22 Gear Set 26 Spline Input 2.20 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 mid plate is aircraft grade aluminum. 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. Transmission Yokes: M5R1 / M5R2: Clutch Packs: GEARBOX TEE SHIRT: Miscellaneous: Discontinued, Used, Sale. 1st gear: Shipping: Contacts: Instructional Videos: MT82: Muncie Parts > NEW 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 Sep 15, 2010Across 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. The 1964-65 Muncie transmission main case casting number was #3851325. Used MUNCIE 4 SPEED M22 TRANSMISSION MAIN CASE 3925661 Stamped CCO 42057. I test fit the pinits still a press fit. See pics. Sold as is. Over 100,000,000 served. How To Rebuild Muncie 4-Speed Manual Transmission M20 M21 M22 Rock Crusher. New New New. $25.40 + $5.95 shipping + $5.95 shipping + $5.95 shipping. Muncie M22 "Rock Crusher 4 SPEEDS FROM 1965 TO 1974: This page is devoted to OEM Complete units; New aftermarket units and OEM parts and NOS parts. and we will assist you in completing your M22 rebuild or providing you with a complete trans. Email us at [email protected] for availability, prices and questions. Muncie M22 REBUILD 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 This is a Very Rare and Completely and Freshly Rebuilt M-22 Transmission with REAL GM Rock Crusher Gears for 1970 1971 and 1972 GM Vehicles including, Chevy, Corvette, Camaro, Chevelle and other GM vehicles of that vintage. These first came out in the 1970 Chevelle with the fine spline input and they were then released in the 1971 and 1972 Corvettes and other 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 a heavy duty gearset. It was primarily designed as a road race transmission. The Oct 30, 2008The M-22 gear teeth are cut at a noticeably lower angle (not quite at a straight angle as some people say). This lower angle of the teeth imparts greater strength to the gears, but it also increases the noise caused by the meshing of the gears. This higher level of noise is where the nickname "Rock crusher" originated. Used MUNCIE 4 SPEED M22 TRANSMISSION MAIN CASE 3925661 Stamped CCO 42057. I test fit the pinits still a press fit. See pics. Sold as is. Over 100,000,000 served. FREE scheduling, supersized images. Chevrolet Muncie Transmission Parts M20, M21,M22. The M22 “Rock Crusher” followed four years later. It uses stronger components to handle big-block power. The original M20 was only offered for one year. It has the GM casting number “3831704” on the case. In 1964, the aluminum front bearing retainer was replaced with a cast-iron Apr 28, 2022Muncie M-22 Rock Crusher Four Speed Transmission RARE Drivers Side Speedo . 5 product ratings. 5.0 average based on 5 product ratings. 5. Good quality. Muncie M-22 Rock Crusher Four Speed Transmission RARE Drivers Side Speedo . Item Information. Condition: Remanufactured Remanufactured. Quantity: 0 available / 78 sold / See feedback. 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 mid plate is aircraft grade aluminum. Review (MPN # 3925660 for sale) MUNCIE Gears Transmission Show Quality Crusher Rock Speed compatible with 1969 1969–2022 New french lock retainers. 64 1, 3rd 1. Aftermarket bearing retainer tail housing side cover 3950306please note that all my transmissions are sold without a pencil gear as every application is different ie tire diameter and 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 hit the market. The M22 was created for the Corvette Grand Sport racing program. Oct 11, 2016Here'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 t... Chevrolet Muncie Transmission Parts M20, M21,M22. The M22 “Rock Crusher” followed four years later. It uses stronger components to handle big-block power. The original M20 was only offered for one year. It has the GM casting number “3831704” on the case. In 1964, the aluminum front bearing retainer was replaced with a cast-iron Used MUNCIE 4 SPEED M22 TRANSMISSION MAIN CASE 3925661 Stamped CCO 42057. I test fit the pinits still a press fit. See pics. Sold as is. Over 100,000,000 served. How To Rebuild Muncie 4-Speed Manual Transmission M20 M21 M22 Rock Crusher. New New New. $25.40 + $5.95 shipping + $5.95 shipping + $5.95 shipping. 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 a heavy duty gearset. It was primarily designed as a road race transmission. The Aug 23, 2012warped. 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. Oct 30, 2008The M-22 gear teeth are cut at a noticeably lower angle (not quite at a straight angle as some people say). This lower angle of the teeth imparts greater strength to the gears, but it also increases the noise caused by the meshing of the gears. This higher level of noise is where the nickname "Rock crusher" originated. Mar 30, 2009TonyMemberfrom Rochester NY. USA. ""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.. Actually the 3rd gear station becomes the OD and the 4th gear station becomes 3rd,so the shift pattern is a little weird,1-2-4-3. 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. A Muncie differs from a Saginaw transmission in that its reverse lever is in the tail housing, not the side cover. The difference between a Muncie and a Borg-Warner is the Muncie’s 7-bolt side cover (two less than Borg-Warner units). The M22 is called the Rock Crusher. “Dump the Rock Crusher,” hot rodders say. People think all Muncie Used MUNCIE 4 SPEED M22 TRANSMISSION MAIN CASE 3925661 Stamped CCO 42057. I test fit the pinits still a press fit. See pics. Sold as is. Over 100,000,000 served. FREE scheduling, supersized images.
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