m21 rock crusher saginaw transmission

m21 rock crusher saginaw transmission,Magical Muncie Four-Speed | Hotrod HotlineThere are three basic types of Muncies: M20, M21 and M22. A Muncie differs from a Saginaw transmission in that its reverse lever is in the tail housing, not the side . People think all Muncie four-speeds are Rock Crushers, but they're not.m21 rock crusher saginaw transmission,Muncie 4 Speed Transmission | GM MAY 06 1970 MUNCIE M21 4 SPEED TRANSMISSION 3925661 CLEAN UNDAMAGED MATCHING. $620.00 . Muncie 4 Speed "Rock Crusher" Gear Set.


Muncie 4 Speed Transmissions - 5Speed

How to Identify Muncie 4 Speed Transmissions. . 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 . Right is an M20 / M21 1st gear. m22 gears.

Camaro - Transmission - Camaro Research Group

The TH400 3-speed automatic transmission first appeared on GM passenger cars in 1965. . The close-ratio version of the Muncie 4-speed was RPO M21 and the heavy-duty close-ratio . C = 2.20:1 HD Close Ratio (M22), aka "Rockcrusher".

M21, M22 4 speed GMC and Chevrolet Rebuilt Manual .

M21 & M22 4 Speed Muncie Chevrolet & GM Rebuilt Manual Transmissions - Buy Factory Direct and . Rebuilt Transmission M22 1966-1974 Rock Crusher.

How to Identify a Muncie Four Speed - Super Chevy

Jun 22, 2016 . The Muncie four-speed transmission was used with many different . of the transmission, whereas on the Saginaw transmission the reverse . in two different ratios: the wide ratio (M20) and the close-ratio (M21). There also was a second, heavy-duty close-ratio version: the “Rock Crusher” (M22) that was.

Muncie four-speeds - What to look for: hunting down G - Hemmings .

What to look for: hunting down GM's muscle car gearbox - Muncie four-speeds from . close-ratio transmission designated M22 and often referred to as the "rock-crusher," which . It is the heavy-duty version of the 2.20:1 ratio M21 four-speed.

Muncie m20 vs M21 - Hot Rod Forum : Hotrodders Bulletin Board

I have a 79 camaro , mild 383 has the close ratio m21 saginaw, 4.11 posi. . I thought we were talking about Muncie transmissions. . the M22 (the rock crusher as we racers called them) are designed to take abuse from high.

Muncie 4-speed - Chevellestuff

3925660, 1968 - 1969, M20 2.52 1st, M21 2.20 1st, M22 2.20 1st . There is strong evidence the Saginaw M20 wide ratio transmission did not appear before . and less heat but created more noise, thus the nickname "Rock Crusher" was born.

Chevrolet Chevy Manual Transmission Identification and Decoding

Oct 20, 2011 . How to identify and decode chevrolet manual transmissions. . transmissions. Muncie (left) Saginaw (center) Borg Warner (right) . The M-20 wide ratio, the M-21 close ratio, and the "Extra heavy duty close ratio" M-22, also known as the "Rock Crusher". . M21: 1963 - 70, 10, 1, 26, 27-22-19-17, 27, Note 3.

M22 Rockcrusher

Dec 10, 2014 . The nostalgic sound of a GM Muncie M22 "Rockcrusher" 4 speed manual transmission.

How to Identify Chevy 4 Speed Transmissions | eHow

Both Muncie and Saginaw transmissions have 7-bolt side covers, while the Borg Warner has a nine-bolt . example "P4D23B" decodes as an M21 Muncie transmission manufactured on April 23, 1974. . How to Identify a M22 Rock Crusher.

Recommended Gear Ratio for the 1967 Chevelle | eHow

A common transmission in the 1967 Chevrolet Chevelle was the Muncie four-speed. . the three-speed Turbo Hydra-Matic automatics or the less reliable Saginaw manual . The M20 was a wide ratio four-speed; the M21 had close ratio gears. . The M22 "Rock Crusher," so-named for its angled gears and the tendency of.

List of GM transmissions - Wikipedia

General Motors is an innovator of automatic transmissions, introducing the Hydra-Matic in 1940 .. Muncie M21 — 4-speed longitudinal close ratio manual transmission made by Muncie · Muncie M22 — 4-speed longitudinal heavy duty close.

Gear Vendors under/overdrive auxiliary transmissions Hot Rods, GM .

GM Manual Transmissions. Muncie M21/M22 (Also M20 and BW T-10). Lawrence Wight's, 69 Camaro. Gear Vendors owes a lot to the Muncie close ratio trans.

Muncie Parts - The Gear Box

Muncie Reverse Shift fork fits all Muncie transmissions, 1963-74, M20, M21 & M22. . New Muncie M22 2.20 close ratio or 2.52 wide ratio Rockcrusher gear set is . in Muncie, GM T10, GM Super T10, Saginaw 3 & 4 speed, GM T5, Powerglide,.

Techtips - Manual Transmissions Explained - CarTech Books

Feb 26, 2015 . The Muncie M21 and M22 close-ratio provide the narrowest range of gear ratios ... This gear noise earned it the “Rockcrusher” nickname.

m21 rock crusher saginaw transmission,

Tranny Info

G.M.Powerglide, 16-5/16", 27-9/16", 20-9/16", 1.76, 1.00, -, - . In addition to the M20, a close-ratio 4-speed was sold as M21, and a Heavy-Duty close-ratio 4-speed was sold . C = 2.20:1 HD Close Ratio (M22 4-speed) aka, "The Rockcrusher"

M20, 21, or Rock Crusher - Chevelle Tech

..GM put these M22 close ratio trans. In cars with 3.31 gears.The M22 has a first gear that is like the M21 but it is stronger because of the way.

m21 rock crusher saginaw transmission,

How to put a Classic Muncie Behind Your LS Swap - Hot Rod Network

Feb 14, 2014 . Now everyone knows that GM never put a Muncie behind an LS, so a . '69 M21 four-speed transmission, TR204, Classic Industries, 1,474.99.

Muncie Upgrade - Driveline - GMH-Torana

I removed the Muncie 7 fitted a Saginaw with similar ratios to the . I'm doing an upgrade to a Muncie gearbox that I have, to be fitted back into my LJ 2 door. .. I was wondering if an m20 or m21 case, with the rock crusher.

3 Speed shifter and linkage wanted 70 GS [Archive] - V8Buick

Transmission availability, whether it be 3 or 4 speed muncie,3 or 4 speed saginaw, borg warner, M20, M21, M22 rock crusher, wide or close.

transmissions manual - Dick Miller Racing

Fits ant GM manual stick transmission crank. . All M20-M21-M22 with 1.00” diameter cluster pin. . DMR-M-20 Muncie 4 speed transmission “Rock Crusher”.

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