muncie 4 speed rock crusher identification

Muncie Identification | The HAMB
Muncie Identification | The HAMB

Feb 21, 2010· The M20 is a wide ratio and was the standard GM 4 speed of the time M21 (close ratio) and M22(close ratio heavy duty) were options M21 and M22 have the same ratios but the M22 has straighter cut gears to help prevent end loading thats the only difference between the M22 and M21 the 220 first gear is not ideal for street driving unless you have a fairly low gear in the rear end like 411 ,

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Muncie 4-Speed: The Complete History - Chevy DIY
Muncie 4-Speed: The Complete History - Chevy DIY

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 the Ford Toploader and Mopar A833, left no room for improvements because of the layout and initial design of their .

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Muncie 4-Speed Identification Guide - Chevy DIY
Muncie 4-Speed Identification Guide - Chevy DIY

The Muncie case (3831704) replaced the T10 4-speed in the 1963 Chevrolet Bel Air and Corvette by mid-May of that year The T10 front bearing size was reduced in diameter in 1963 only This meant that the transmission’s front bearing retainer and register bore ,

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Midwest Muncie | Muncie 4 Speed Transmissions And Rebuild Kits
Midwest Muncie | Muncie 4 Speed Transmissions And Rebuild Kits

Recent Comments steve cooke on Muncie Super Duty M23 Super Case 4-speed Road or Drag Racing Rock-Crusher MARCH SPRING SALE ON NOW!!! Mark A Jones Deltona Florida on Auto Gear Super Case M22Z Rock Crusher 4-speed Perfect Performance with 273 to 342 Rear End Gears MARCH SPRING SALE ON NOW!!!

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GENERAL MOTORS MUNCIE 4-SPEED MANUAL ,
GENERAL MOTORS MUNCIE 4-SPEED MANUAL ,

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

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Get Geared up To Decipher Your Chevy 4 Speed Manual ,
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 engin Serial Number The serial number is where the money shot li 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 .

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

Aug 03, 2018· The early production Muncie four-speed case is the small-bore unit and can be identified by the GM casting number 3831704 (see Muncie M20/M21/M22 Main Case Identification ,

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finding a 4 speed muncie rock crusher - MMI
finding a 4 speed muncie rock crusher - MMI

Finding A 4 Speed Muncie Rock Crusher 2009-1-10what kind of manual trans will mate up with a chevy 4v6 or regular sb v8 saginaw 3 and 4 speed, muncie 4 speed-5 5 speed, t56 6 speed from 1984-02 camarofirebirdcorvette borg-warner t10 4-spds, including the super t10, saginaw 4-spds, and muncie 4-spds including the rock crusher finding a manual .

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Muncie 4-speed Transmissions | Hemmings
Muncie 4-speed Transmissions | Hemmings

The 220:1 ratio first gear is usually referred to as the Muncie M21 transmission; based on GM's production cod The 256:1 ratio is referred to as the M20 Muncie also had a second close-ratio transmission coded M22 and known as the "rock crusher," which was used behind performance big-block engines and in some Corvett These M22 units are .

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M22 Muncie Rock crusher four speed transmission - auto ,
M22 Muncie Rock crusher four speed transmission - auto ,

This is the picture and description from Midwest Muncie: NEW Auto Gear Super Case Muncie M22 4-Speed Rock-Crusher Street/Strip Camaro, Corvette, Chevelle, Nova $ 2,79900 Super Heavy Duty Direct Replacement and Strongest M22’s Made With Muncie Auto Gear Super Case and Strongest M22 , 26 spline input and large 32 spline output shaft

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Manual Transmissions - Group 4000 - MACSWEBS
Manual Transmissions - Group 4000 - MACSWEBS

P7C09 (March 9) date stamping on a 1967 Muncie 4-speed transmission; (1967 was the first year to have the year stamped in the date code and the month represented by a letter code) 1964 to 1968 Muncie 4-speed transmissions can be identified from later models by the way the transmission ,

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muncie 4 speed rock crusher identification - Birch Acres
muncie 4 speed rock crusher identification - Birch Acres

Mucncie 4 Speed Identification Page Muncie 4-speeds were produced in two different ratios wide ratio (M-20) and close-ratio (M-21) In addition many GM high-performance engines came with M-22 "Rock-Crusher" in the 1970-73 years however an early version of ,

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Magical Muncie Four-Speed | Hotrod Hotline
Magical Muncie Four-Speed | Hotrod Hotline

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 for hot rods and Resto-Mods are popular, too “ When rebuilding a Muncie four-speed you can take a ’65 case and .

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How Can I Identify A Rock Crusher Transmission
How Can I Identify A Rock Crusher Transmission

Muncie M22 Rock Crusher 4 Speed Transmission How to identify a m22 rock crusher an m-22 rock crusher is a muncie four-speed transmission for cars made by general motors in the 1960s get price guide to muncie m20 m21 and m22 four-speed transmissions aug 03 2018 the m22 rock crusher ,

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Muncie 4 Speed
Muncie 4 Speed

Muncie also had a second close-ratio transmission coded M22 and known as the "rock crusher," which was used behind performance big-block engines and in some Corvett These M22 units are highly sought-after for performance applications The term "rock crusher" refers to the noise made by the meshing of the strong-er helical gears in the M22

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YEARONE Blog Updates: GM Muncie 4-Speed Decoding
YEARONE Blog Updates: GM Muncie 4-Speed Decoding

Dec 09, 2009· 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 (355 or lower numerically) unless someone has changed it

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How to Identify a Muncie Four Speed: Build Date Codes ,
How to Identify a Muncie Four Speed: Build Date Codes ,

Jul 29, 2016· Build Date Code Breakdown 1963-1966 production codes will start with the letter P and have four numbers, for example: P0421 1 P represents the manufacturing plant, Muncie

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Muncie Transmission Id and ratio guide
Muncie Transmission Id and ratio guide

(example: P7A14- Muncie 1967, Jan 14) Muncies assembly codes are model year (example: P8R23 is assembled Oct 23, 1967 for 1968 model year Some Muncies also carry ratio ID,

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Muncie four-speeds | Hemmings
Muncie four-speeds | Hemmings

The 220:1 ratio is commonly designated as the Muncie M21 transmission The 256:1 ratio is commonly referred to as the M20 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

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4 Speed Muncie M22
4 Speed Muncie M22 "Rock Crusher" 1971 Matching Dates ,

Here is an Original Matching numbers Muncie 4 Speed M22 "Rock Crusher" 26 Spline Input / 32 Spline output shaft See Pics Serial = P1A15C P = Muncie 1 = 1971 A = January 15 = 15th Day C = M22 Main Case = 3925661 " 1970 -74 1000-inch Countershaft Bore - Large Input Bearing - 32-Spline Output Shaft" Tail Shaft = 3978764 " 1970 -74 Passenger side .

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how to id a muncie rock crusher
how to id a muncie rock crusher

muncie m22 rock crusher identification muncie rock crusher - gebzenakliyatco Muncie M22 Rock Crusher Identification Muncie Identification The HAMB Feb 21, 2010 Although some claim that the M23 is a rock crusher, it is indicated that this box was assembled in both wide and close ratio components and also with straight cut gears common to the rock crusher (M22) transmission

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How to Identify a Muncie Four Speed - Hot Rod
How to Identify a Muncie Four Speed - Hot Rod

Jul 05, 2016· There also was a second, heavy-duty close-ratio version: the "Rock Crusher" (M22) that was offered on some of the high-performance big-block models, starting with the 1965 Corvette

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The 1965 Chevrolet M22 Rockcrusher Transmission: The ,
The 1965 Chevrolet M22 Rockcrusher Transmission: The ,

Sep 15, 2010· Across the top of the page are the words “First Build 4/15/65 – 1st Shipment 4/19/65, recap of M22 (Rock Crusher) Trans” By comparing these M22 transmission assemblies to Chevrolet’s 1965 transmission identification codes, I found a perfect match

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Chevrolet Chevy Manual Transmission Identification and ,
Chevrolet Chevy Manual Transmission Identification and ,

Further Muncie identification 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 engin The M-22 is distinguished from an M-21 by the angle of the gear teeth .

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how to identify muncie 4 speed transmissions ,
how to identify muncie 4 speed transmissions ,

Muncie Rock Crusher Identification Muncie Transmission Identification Muncie 4 Speed Identification Numbers Gm 4 Speed , The Muncie 4-speed transmission was , to readily identify which input shaft , also not be used for identification purpos Many transmissions.

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M22 Rock Crusher - 4 Gear Trans Co
M22 Rock Crusher - 4 Gear Trans Co

Muncie M22 "Rock Crusher 4 SPEEDS FROM 1965 TO 1974: This page is devoted to OEM Complete units; New aftermarket units and OEM parts and NOS parts , This is an example of a OEM 1965-69 M22 4 Speed It has 10 Splines on the Input (Clutch) Gear and 27 Splines on the mainshaft Output (yoke) , For identification purposes all GM M22s have .

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

Aug 07, 2018· The early production Muncie four-speed case is the small-bore unit and can be identified by the GM casting number 3831704 (see Muncie M20/M21/M22 Main Case Identification ,

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Muncie 4-speed - Chevelle Stuff
Muncie 4-speed - Chevelle Stuff

Transmission Identification 1964 to 1968 Muncie 4-speed transmissions can be identified from later models by the way the transmission arms attach Early Muncie side covers had a stud and the shift arm attached with a nut on the stud while the 1969 and later model side covers had a hole and the shift arms attached with a bolt

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Muncie 4 Speed Transmissions
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 gear ratios as the M21 but with a heavy duty gearset

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Muncie 4 Speed Transmissions
Muncie 4 Speed Transmissions

The letter M was used to ID the Muncie plant for the Muncie 3 speed, so P was the next logical letter The letter O would add confusion since it resembles zero The serial number is a date code the transmission was built for a particular year Serial numbers from 1963 to 1966 included only the month and day P0101 would indicate January 1st

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