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. The reverse gears are helical …

One PAIR of original GM style shift forks for Muncie M20,21,22 Four Speed Transmissions. Skip to main content ... Muncie M20 - M21 - M22 Transmission Seal and Gasket Kit Part # 297-55 (#122224122800) ... packing was fantastic, and arrived in perfect condition. Thanks!!! Muncie M-22 Rock Crusher Four Speed Transmission - RARE …

To be a true "bolt-in", the M22 must have the same input/output shaft splines as the current Muncie. If it does not you will have to change the clutch disc and/or driveshaft yoke. Next match up tailshaft housings. Early housings have 3 shifter mounting lugs, later housings have 5.

1967-1972 Camaro & Firebird M22 Muncie Rock Crusher Gear Set Course 10 Spline: Muncie M-22 Heavy Duty "Rockcrusher" course spline transmission gea ... Muncie Shifter; Muncie Synchro & Sliders; Speedometer Cables; Speedometer Gears; Transmission Mounting; Trunk & Related Parts. Bumper Jack; Trunk Mats, Carpeted;

1. The main case date code is usually found on the passenger side of the case just below the casting number. 2. The extension housing date code can usually be found on the passenger-side of the ...

Some of the best Muncie builders participate on that page. Muncie RPO Codes . Just three types of Muncie 4-speeds are available based on the RPO (regular production option) code used when a car was ordered: the M20 (standard wide-ratio), M21 (close-ratio), and M22 (heavy-duty close-ratio). (The M does not stand for "Muncie.")

1967-1972 Camaro & Firebird M22 Muncie Rock Crusher Gear Set Course 10 Spline: Muncie M-22 Heavy Duty "Rockcrusher" course spline transmission gea ... Muncie …

SKU: 1950164-453. Hurst Comp Plus Specialty shifter mount for 1969 Camaro using Hurst shifter 3917438 with Install Kit 3737437. FOR USE ONLY with Muncie type 453 4 Speed transmissions or AFTERMARKET Muncie M22/ M23 transmissions with 32 Spline tail shaft / tail housing. More Details. Price: $49.99.

new universal shift arms that accept all year shift levers muncie 3851325 or 3885010 case specifications 2.20:1 1st gear, 2nd 1.64:1, 3rd 1.28:1, 4th direct, reverse 2.59: 1 10 spline input 27 spline output. muncie m22 rock crusher $ 0.00 cost $ 1,895.00 with drivers side speedo and $1,995 with passenger side speedo including crating and ...

Michael Coons on NEW Auto Gear Upgraded Ultra Case Muncie HD M22 4-Speed Rock-Crusher Street/Strip. Camaro, Corvette, Chevelle, Nova. SALE EXTENDED!!! Brett Henson on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE EXTENDED!!!

Muncie 4-speeds have varying helix angles in the gearsets. Typically, the M20/M21 gearsets have a first-gear helix angle of 26.4 degrees and an input shaft angle of 39 …

from Southern Ok. ""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 d,1-2-4-3.

Muncie M22 REBUILD KITS: Quality parts from our inventory are assembled into kits for rebuilding M22 4 Speeds from 1965 to 1974. Kits are priced at $165.00 freight paid in …

STRONGEST Direct Replacement M22 With NEW Muncie AUTO GEAR ULTRA CASE With The Strongest M22z ULTRAWIDE RATIO 4 SPEED TRANSMISSION. A GREAT HEAVY DUTY ROCKCRUSHER FOR YOUR CAMARO, NOVA, CHEVELLE, CORVETTE, GTO,442. THE MAIN CASE IS THE STRONGEST MADE with fill and drain plugs. C355 …

1969-1972 Chevelle Hurst Shifter & Installation Kit for Muncie M20, M21, M22 3918014 + 3737834. This product is eligible for free shipping with a promotional code. You're only $299 away from qualifying for free shipping with promotional code F299! This complete Hurst Competition Plus shifter and linkage kit includes a famous Hurst Competition ...

The stock shifter for 1964-67 does not require a mounting plate. If you are putting a Hurst shifter on, it requires the Hurst plate (2223). You should also be aware that Muncie and Saginaw linkage (rods and levers) is different. The stock 1968-72 Chevelle shifters have a bracket that attaches to the cross member.

I'd like to shorten the shifter throw so that I don't have to lean forward to engage 1st and 3rd. The car is a 68 with M21, Hurst shifter and shift levers that connect to the side of the tranny via bolts, not studs. ... DZ302, M22W Muncie, GV overdrive,12-Bolt Rear 3.73 Some photos: X33D80 Member # 159. Save Share. Like. 0 Reply. M. …

Precision-built to last for years to come. Tighten-up your Muncie shifter with one of these rebuild kits. Take your choice between the set of linkage levers only or the complete kit with linkage levers, washers, bushings and retaining clips for the ultimate rebuild. Fits all 1969-72 Muncie M20, M21 and M22 and installing these new components in ...

Cut off the angle JUST above (or even with) the bend of the angle. Place your Hurst shifter in the neutral position, drill ONE hole in the MUNCIE handle and attach the handle to the Hurst shifter. Snug up the bolt. Then place the handle in the desired neutral position (you may want to shift it to the 3 and 4 position to check for clearance and ...

People think the "Rock Crusher" is special or stronger than a standard wide box Muncie. It is special in terms of price but it isn't any stronger. The "Rock Crusher" …

GM 1963 to 1974 Automatic to Muncie 4-Speed Transmission Complete Conversion Swap Kit. SALE EXTENDED!!! Rated 5.00 out of 5. $ 5,399.00 $ 5,099.00 Add to cart. Home of the world's best 4 speed muncie transmissions and parts. We also offer muncie rebuild kits, racing parts and m22 rock crusher transmissions.

Pro Shift hardened sliders. Small pad Crowned Steel Forks. Welded Shift Shafts. Main drive oil seal input shaft and bearing retainer. 34 tooth 1st super strong 1st gear (stronger that the M22 1st gear). C355 Forged …

Please contact me; GARY'S GEARBOX @ 267-424-5838 or email garygearbox@gmail for any of your Muncie, Borg Warner, Super T-10 or T-5 questions and needs. There is no doubt that the muncie is stronger than the BW also the repairs on a muncie are cheaper than a BW as the parts are cheaper on the Muncie.

Step 2. Count the input shaft teeth to find out the make of the transmission. Input shafts differ in each GM transmission, so you can easily identify an M-22 "Rock Crusher by its input shaft count. Each transmission has different numbers of teeth. An M-22 "Rock Crusher" always has 26 teeth.

1967 - 1968 Muncie 4 Speed Transmission, M-22 Rockcrusher Complete original GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1967 - 1968 model Camaros. This one will have the studs coming out from the side where your shifter linkage mounts. This is the Muncie M-22 Rockcrusher four speed.

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. The Gear Box Transmissions. Muncie-Tremec-Saginaw-TKO-Top Loader-Richmond. Home: View Cart: Muncie Kits & Parts: T56: T56 Corvette GTO CTSV: TR6060 / T56 Magnum: T10: …

9084 posts · Joined 2002. #6 · Sep 16, 2010. Stock muncie shifters were just ok when new but after some use/miles they would rattle/buzz/jam, etc . When i bought the 69 chevelle ss 396 4spd in 1978 with 80k miles it i still own to this day it had the original muncie shifter in it and it was horrible to say the least,sloppy as heck,made all ...

M22 Muncie. Jump to Latest Follow ... From there I'd bench shift it,with side the side cover on, and spin it over in all gears to check for any hangups, or grittyness. To check the bushing in the tail housing I'd insert a yoke onto the tail shaft, and check for any up/down and side to side movement. ...

Garry Brown on Super Pro Road/Race Muncie Upgraded Ultra Case M22 Rock-Crusher. SALE EXTENDED!!! Michael wilhelm on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect …

Muncie 4-speeds have varying helix angles in the gearsets. Typically, the M20/M21 gearsets have a first-gear helix angle of 26.4 degrees and an input shaft angle of 39 degrees. The reduction in the angle with the M22 …