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Muncie decoding? | NastyZ28

 · Hey All! Can anyone tell me witch Muncie 4 speed they used in 1973? I recon the M20 0r M21. Am i correct? Since the M22 Rock-crusher normally were for the bigblocks, and no bigblocks were offered in 1973 as we all know (At last not in a Camaro)

Magical Muncie Four-Speed | Hotrod Hotline

2021-11-22 · 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 …

Guide to Muncie M20, M21, and M22 Four-Speed …

2018-8-3 · 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 1963 ...

Chevy GM Muncie M22 Rock Crusher Wide Ratio 4 Speed ...

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 …

Muncie 4 Speed Transmissions

2014-9-4 · 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.

Stock Muncie torque/hp rating? | Team Camaro Tech

 · It had a Muncie with a compitition plus 4 speed and a Zoom clutch. It was a brutal torque monster and I drove it hard,racing it a lot with full throttle bang shifts. Broke a pressure plate,popped the gears on the rear end once and finally grenaded the motor. The Muncie was still in fine shape.

1971 Muncie M22 3925661 Muncie Trans 4 Speed P1B03C …

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, and Chevelle. 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 GM Cars.   This has stamped into the M22 Main case: 1971 Camaro ...

Muncie "rock crusher" vs. TKO 600

 · Muncie "rock crusher" vs. TKO 600 Now that my TKO 600 is all installed and functioning flawlessly, people are telling me I should have installed a Muncie M22 in my car instead of a TKO 600? I just finished the project, and already I have received this criticism from like 4 different gearheads.

M-22 Rock Crusher 4-Speed Transmissions by JetBoatBill

2019-9-2 · 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" …

The Muncie 4 Speed Transmission Taught A Generation Of ...

2021-6-9 · By the time the Muncie was in its final phase of production (1971-1974) it also gained a 32 spline output shaft in place of the original 27 spline unit. Wide, Close, or Rock Crusher Initially there were two specific Muncie transmissions available: the M20 wide-ratio (2.56:1 first gear) and the M21 close-ratio (2.20:1 first gear).

Chevy Transmissions: Muncie 4 Speed M22 Rockcrusher ...

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 Rockcrusher Close, Wide and NEW Extra …

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.

Muncie m20 vs M21 | Hot Rod Forum

 · The Muncie 4 speed,was first designed in 1963,and lasted until 1974. There are 2 basic ratios,close and wide. The close ratio gear box,gives you a fairly high first gear,with the rest of the gears fairly close together,for less RPM drop on your top end. This should be used with a fairly low set of rear end gears,like 3.73 or lower 3.90 4.11 etc...

The 1965 Chevrolet M22 Rockcrusher Transmission: The ...

2010-9-15 · The 1965 M22 maintained the 10-spline input and 27-spline output as all other Muncie transmissions from that model year.The 1965 M22 also had the drain plug boss drilled and tapped for a magnetic drain plug. This was not done on the M20 or …

What is a Muncie M21 worth? – AnswersToAll

2021-3-21 · 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." Are Saginaw 4 Speed strong? How can you tell the difference between Muncie and Saginaw? Saginaw transmissions distinguish themselves from the Muncie four-speeds because the cases are cast iron rather than aluminum.

How to Identify a M22 Rock Crusher | It Still Runs

 · 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 …

Muncie Super Duty M23 Super Case 4-speed Road or Drag ...

Recent Comments. Joe Gio on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. FALL SALE ON NOW!!! steve cooke on Muncie Super …

Muncie "rock crusher" vs. TKO 600

 · Muncie "rock crusher" vs. TKO 600; ... but I need to do highway cruising so I switched to a 5 speed this year. Mike ''69 Z/28 V0105DZ, D80, X33, DNE4+1 ''98 Z28 M6. 12-23-2006 #24. eville. View Profile View Forum Posts View Articles ... increased torque capacity and redesigned "Rock Crusher" style gears in the original M-20 ratios. It works great ...

Midwest Muncie | Muncie 4 Speed Transmissions And …

Recent Comments. Joe Gio on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. FALL SALE ON NOW!!! steve cooke on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher. FALL SALE ON …

M22-Wide vs M22 "Rock Crusher" | Team Chevelle

 · The 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.

Muncie 4 speed....M21, M22, Rock Crusher? | The H.A.M.B.

 · ""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.. Kinda nice if you want the Muncie look and an overdrive"" 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.

How to Identify a M22 Rock Crusher | Cars DIY & HowTo …

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 M-22 "Rock Crusher," even if it does not have a GM hallmark imprinted on its surface ...

Auto Gear Equipment | Custom gearboxes | Muncie and …

2021-10-4 · Features: (1) based on the race-proven ''Syracuse'' four-speed. (2) uses the legendary M22 ''Rock Crusher'' gear geometry. (3) ''slick-shifted'' gearing shifts fast, even at high rpm. (4) lightweight cool-running aluminum castings. (5) low friction ''super …

m-22 muncie rock crusher | eBay

64-74 NOS MUNCIE BEARING RETAINER 3915020 M20 M21 M22 Rock Crusher COPO. Brand New. 5.0 out of 5 stars. 1 product rating. - 64-74 NOS MUNCIE BEARING RETAINER 3915020 M20 M21 M22 Rock Crusher COPO. C $120.95. Buy It Now. +C $66.71 shipping. from United States.

NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2399.00

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.

GENERAL MOTORS MUNCIE 4-SPEED MANUAL …

2013-1-19 · GENERAL MOTORS "MUNCIE" FOUR SPEED 10-1-01 7 A12 Mainshaft 1st Gear L36-s36T (1963) 3831743 WT297-12 NOTE: this ONE (1) gear w/ snapring counterbore on cone end: used w/ thrust washer. L36-s36T: except M22 (1964-74) 3849388 WT297-12A L36-s36T: M22 ''Rock Crusher'' (1964-74) 3924796 WT297-12B

Guide to Muncie M20, M21, and M22 Four-Speed …

2018-8-7 · 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 1963 ...

Muncie M22 Rock Crusher 4 speed | Hot Rod Forum

 · Muncie M22 Rock Crusher 4 speed. Jump to Latest Follow 1 - 7 of 7 Posts. T. Turkey · Registered. Joined Oct 24, 2001 · 22 Posts . Discussion Starter · #1 · Feb 22, 2003. Can someone tell me how much a muncie m22 rock crusher is worth this transmission was produced buy gm in …

Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher …

This a BRAND NEW SUPERCASE M22 4-Speed Muncie Rockcrusher Style Transmission. Each new Auto Gear transmission is built from genuine Auto Gear parts, the highest quality available. This is a BEEFY version of the original Rock Crusher transmission.