identify rock crusher four speed trans html

GM Muncie 4-Speed Decoding : Drivin'' It Home

GM Muncie 4-Speed Decoding. The Muncie 4-speed transmission was used with many different GM models and engine combinations from 1963 through 1974. The basic design and operation theory of the gearbox changed little during this …

Muncie Rebuild Kit For Years 1966-1974

Muncie Rebuild Kit BK-297A includes all wearable parts. High quality main bearings, forged synchro rings, all gaskets, all seals, lock plates, front nut, countershaft and small parts. Small parts include extension bushing, needle bearings, needle spacers, snap rings, Bronze thrust washers, strut keys ( dogs), springs, roll pin, tapered pin ...

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 …

GTO Transmissions

Example: N7B27=Muncie,4 Speed built on February 27. On October 21, 1968, another letter code was added to the plant prefix number to identify Muncie transmission ratios. Muncie 3 Speed: A=3.03:1 B=2.42:1 Muncie 4 Speed: A=2.52:1 Wide …

Get Geared up To Decipher Your Chevy 4 Speed Manual ...

Noting its location in situ can also identify the variation. The M22 or so-called Rock Crusher usually partnered up with big-block engines. Serial Number. The serial number is where the money shot lies. It offers a lot of information to complete the story of the four-speed manual transmission. This figure is usually stamped and not a part of ...

Transmissions: New and Remanufactured | Performance

Chevrolet Performance New and Remanufactured Transmissions. Complementing your Chevrolet Performance crate engine with a factory-engineered new or remanufactured performance transmission is a cinch with our comprehensive lineup of automatic transmissions, torque converters and installation kits.

Muncie 3 speed transmissions | Team Chevelle

 · Four speeds were available in GTO''s, notably the Muncie M20 wide ratio, M21 close ratio and M22 rock crusher, and automatic fans had either a two-speed Powerglide from 1964 through 1966 or, from 1967 on, the three-speed Turbo-Hydramantic M40 option, which would become known as the "Turbo 400."

Complete Muncie Transmission Units | RiversideGear

Click Image For More Details. LOOK ON SALE Muncie 4 Speed Transmission M20 OR M21 ALL NEW INSIDE $2899.00 OUTRIGHT or $2499.00 with Muncie CORE exchange. Part No: RSGM20/21-VPU. Price: $3,499.99. Sale Price: $2,899.99. Click Image For More Details. Muncie 4 Speed M20 10 Spline Input 27 Spline Output ALL NUMBERS CORRECT Corvette Camaro …

4-SPEED TRANSMISSION I.D. CHART

2012-6-11 · 4-SPEED TRANSMISSION I.D. CHART (continued) SAGINAW, G.M. (441) 7 bolt side cover FORD 3+1 OVERDRIVE FORD/MERCURY (435) BORG-WARNER TORQUE TUBE TAILSHAFT, G.M. (455) 81-82 CAMARO/FIREBIRD 9 bolt side cover MUNCIE M-20/M-21 EARLY, G.M. (451) 7 bolt side cover used from 1963-68 * MUNCIE Shaft Identification The …

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

2018-8-3 · The M22 Rock Crusher would come later to accommodate the heavy twist of Chevrolet''s big-blocks in the mid-1960s. The M20 and M21 transmissions produced from 1963-''74 are easy to identify in both ...

Specials

2016-6-22 · These are all the parts you need to convert your worn out Muncie 4 Speed to a M22 "Rock Crusher". Includes the new M22 Gear Set (Input, 1st, 2nd, 3rd, Cluster and Front Reverse Idler Gears); Syncro Assemblies (Hub, Sleeves, …

Pontiac Manual Transmissions

2012-12-9 · Pontiac installed the Buick heavy duty 3-speed transmission in 1956-57. The heavy-duty trans is easily distinguished by it''s large physical size and 6-bolt top cover. On a scale of 1-10, with "7" being a Muncie M22, the Heavy-Duty B …

Muncie four-speeds | Hemmings Motor News

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.

Muncie 4-Speed: The Complete History

2021-2-9 · The 4-speed design of the T10 and Muncie is a very "forward" design. Whether it was a series of lucky choices, or happy accidents, the 1957 design allowed for improvements. Other muscle car transmissions of that era, such as …

Muncie 4-Speed Transmission Rebuild Kit

Muncie 4-Speed Master Rebuild Kit. We stock a comprehensive lineup of Muncie M20, M21 and M22 car transmission parts, including top-quality Muncie 4-speed rebuild kits. If you''re rebuilding a Muncie M20 4-speed wide-ratio manual …

M21 M22 4 Speed Muncie Manual Transmission

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 …

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. The Gear Box Transmissions Muncie-Tremec-Saginaw-TKO-Top Loader-Richmond

Muncie

2016-6-22 · MUNCIE M22 "ROCK CRUSHER" 4 SPEED GEARS: We stock our own 4GTC Replacement M22 Gears. You can purchase them individually or in complete sets that include the 6 in-case gears (Cluster, Input, 1st, 2nd, 3rd and the Front Reverse Idler).

Chevrolet Chevy Manual Transmission Identification and ...

3 Muncie 4 speeds were offered. 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". The M-22 was generally installed behind severely powerful (high torque) big-block engines. The M-22 is distinguished from an M-21 by the angle of the gear teeth. The M-22 has "straight cut" gears.

Magical Muncie Four-Speed | Hotrod Hotline

2022-1-5 · People think all Muncie four-speeds are Rock Crushers, but they''re not. Nowadays there are custom gear ratios and set ups, including M21 wide-ratio and M22 wide-ratio units. You can pretty much get what you want. Beefed up boxes …

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 …

How to Identify a Muncie Four Speed

2016-6-22 · Several things are needed to identify a Muncie four-speed transmission correctly. One of the best ways to identify a Muncie is the casting numbers on the external components of the transmission ...

How To Identify Chevy Four-Speed Transmissions

2017-6-13 · The Muncie four-speed was produced in two ratios: the wide ratio (M20) and the close-ratio (M21). That being said, there was a second, close-ratio version (M22) that was developed to survive duty behind engines with a higher torque output, and was known as the "Rock Crusher."

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

2018-8-7 · The M22 Rock Crusher would come later to accommodate the heavy twist of Chevrolet''s big-blocks in the mid-1960s. The M20 and M21 transmissions produced from 1963-''74 are easy to identify in both ...

2nd Gen Birds

The base 400 cid V8 Trans Am engine put out a pitiful 185 bhp, but still cranked out 310 lb-ft of torque. But the big news was what was lost: No Super Duty 455 engine, no Turbo-Hydramatic 400 automatic transmission, no Muncie Four-Speed Manual Transmission, no true dual exhausts. The main culprit: the new Federally mandated Catalytic Converters.

GM 4-Speed Manual

GM Manual Transmissions Muncie M21/M22 (Also M20 and BW T-10) Gear Vendors owes a lot to the Muncie close ratio trans. These words are very similar for the M20 and T10 but with some slight ratio differences depending on model.All …

Muncie 4-speed Transmissions | Hemmings Motor News

The Muncie 2.56 to 1 ratio gearbox became the commonly used unit for four-speed applications beginning with the 1964 Chevelles and Novas. It was also used in non-Chevys, in the Pontiac Tempest and Oldsmobile F-85/Cutlass models. The easiest way to identify a Muncie transmission is by its side cover. Muncies have seven bolts, two bolts on the ...

Muncie 4 Speed Transmissions

2014-9-4 · 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 …

Muncie 4-Speed Identification Guide

2021-2-9 · Serial numbers for Muncie 4-speeds always begin with the letter "P," which stands for Muncie Plant (not "passenger car.") "M" and "N" were used to identify 3-speed Muncies; "O" identifies the Saginaw 3-speed with overdrive. …