· An M-22 "Rock Crusher" has no rings, so if you see rings in your transmission, it means it is not an M-22 "Rock Crusher." How do you read a Muncie date code? 1967-1974 production codes will start with the letter P and have five numbers, for example: P9D09.

 · 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". …

69 - 70 models M-22 ~ Input Shaft = Coarse 10 Spline with 27 Spline Tail 71 - 73 models M-22 ~ Input Shaft = Fine 26 Spline and 32 Spline Tail Shaft ***Note: This Transmission is shipped factory direct. Shipping charges will apply for all in …

Vehicle Description. Heavily Documented Factory L78 396-375 HP Camaro SS! 44k original miles from new. Ultra rare Factory M-22 "Rock Crusher" 4 Speed! (yes, it is really an M-22 car, one of very, very few built in 1968) NUMBERS MATCHING ORIGINAL FACTORY ENGINE AND DRIVETRAIN. Special ordered when new with a 3.07:1 Posi-traction rear!

This Corvette was among the first prepared by the team for racing and was given their internal chassis number of OFC/T.P.I. 002-68; the numbers decoded as the second vehicle built in 1968. Under its fiberglass hood was a race-prepared L-88 engine (427-cu.in.), which was backed by an M-22 "Rockcrusher" four-speed manual.

MUNCIE M22 "ROCK CRUSHER" SHOW CAR QUALITY TRANSMISSION. Finally, a show car transmission worthy of your SHOW CAR OR STREET VEHICLE. The M22! This iconic transmission is based upon the infamous …

69 - 70 models M-22 ~ Input Shaft = Coarse 10 Spline with 27 Spline Tail 71 - 73 models M-22 ~ Input Shaft = Fine 26 Spline and 32 Spline Tail Shaft ***Note: This Transmission is shipped factory direct. Shipping charges will apply for all in-store pickups and show deliveries. Currently the build times are running 6-8 weeks, please plan accordingly.

 · warped. 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.

 · A real M-22 is a close ratio 4-speed with almost straight cut gears (hnece the noise and the name). The input shaft would be a fine spline input (I think 26 vs the course spline or 10 spline shaft). First gear ratio should be about 2.2:1 - which, in a heavy car, would basically make the car a DOG. For production, I believe the M-22 was

Review (mpn:3978764 for sale) Extention Muncie Tail 32 3978764 Rockcrusher Housing M22 Spline Muncie M-22 Tail Housing. The tail housing issues that are pictured and is in need of repair. This tail housing was removed from a 1971 m 22 transmission, however, it will fit 1971 thru 1974 muncie with 32 splines. Sold as is with no warranty or return.

STRONGEST Direct Replacement M22 With NEW Muncie AUTO GEAR SUPER CASE With The Strongest M22z ULTRAWIDE RATIO 4 SPEED TRANSMISSION. A GREAT HEAVY DUTY ROCKCRUSHER FOR YOUR …

 · Yes M-22 will fit with no modifications, what is the gear ratio in the rear, you would have to change that if going to a M-22. You need at least a 3:42 or 3:55 gear for a M-22. Jeff G.

How to identify m rockcrusher speed how to identify a muncie four speed jun 22 2016 identifying the muncie there also was a second heavyduty closeratio version the rock crusher m22 that was offered on some of the highperformance bigblock models starting with the 1965 corvette the choice of transmission usually was determined by the engine size ...

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 …

 · Muncie also had a second close-ratio transmission called an M22, which enthusiasts christened Rockcrusher; this was used in performance big-block engines and Corvettes and is a highly sought-after performance …

The transmission was a Munci M-22 "rockcrusher' feeding the power back to an Oldsmobile rear axle with 4.88-1 gears. Ruth fitted the car with a straight axle and four wheel disc brakes. The tilt front end was fiberglass as were the doors and …

Find many great new & used options and get the best deals for Chevy GM Muncie M22 Rock Crusher Wide Ratio 4 Speed Transmission 26 Spline at the best online prices at eBay! Free shipping for many products!

 · 7 Posts. #2 · Nov 8, 2004. If your sure its a real M22, its a pretty rare transmission. THey go for about $800-1200 on EBay depending on condition. I know because I was once looking for on until I got a Borg warner instead. If its an M22, the input shaft should have no rings on it and the spline count should be 26.

 · C=M-22 (A=M-20, B=M-21) "TO THE BEST OF MY KNOWLEDGE", M-22s were 66-72 only (I just read an article about a FEW super rare M-22s for 65 396 Vettes, There was a one time run of them, about 20, we'll never see one). The 66-9 M-22s had course (10spline) input and 27spline tailshaft. And 70-2 had 26spline input and big 32spline tailshaft (turbo ...

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. You must select whether you need a wide or close ratio & which input spline count, 10 or 26. Fits all Muncie applications with 1" countershaft pin, 1966-74.

 · 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 identify an ...

 · The M-22 (HD, Rockcrusher, whatever you choose to call it) WAS NOT available as an option until 1966. YES, YES, YES, there seems to be reasonable documentation that a few (20-30) HD Muncies were installed some 1965 Corvettes with the 425hp/396. So far, that documentation seems to be VERY legitimate.

 · Ok, I'm not seeing a different driven gear being used for a Muncie 4 speed over a powerglide or TH350. Even the chart Ron just mentioned shows them all in the same list. I'm getting more confused as I go. Here is a pic from a website that deals with Muncies. These plastic gears are the type I've been trying.

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.