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

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.

Super Pro Road/Race Muncie Upgraded Ultra …

Michael wilhelm on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE EXTENDED!!! Ricky Fitts on Muncie Super Duty M23 Upgraded Ultra …

Muncie M22 4 Speed Rock Crusher Gear Kit

Details. Muncie 4 Spd Car M22 "Close Ratio" Gear Kit This M22 Gear kit will have a 1" Countershaft pin, 16 Spline input, Close Ratio 2.20 1st gear. The kit will include the Input shaft (4th gear), Countershaft, 1st gear, 2nd gear, 3rd gear, and Reverse Idler. Input- 26 Tooth 26 Spline Close Ratio Counter Shaft- R27-22-19-17 Big 1" Pin ...

Muncie 4-speed

Muncie 4-speed Transmission (Group 4.000) - Casting Numbers. (1) All M22 applications except 454 engine. (2) All 454 Chevelle applications. The M22 was produced in 1973 …

Muncie 4-Speed: The Complete History

To understand the evolution of the Muncie 4-speed you have to look at a series of engineering platforms that led to the final design of this transmission. The Muncie design …

Muncie 4-Speed Identification Guide

Just three types of Muncie 4-speeds are available based on the RPO (regular production option) code used when a car was ordered: the … See more

muncie m22 rock crusher 4 speed transmission for sale | eBay

Muncie M22 Gear Set 26 Spline Input 2.20 Close Ratio Rock Crusher 4 Speed Trans. Brand New. $596.94. sasase (9,202) 99.7%. Buy It Now. Free shipping. 14 sold. 1972 M22 P2T03C 3925661 Rock Crusher Muncie 4 Speed Transmission Case …

Ultra Pro Super N24 Heavy Duty Muncie 4-Speed.

Michael wilhelm on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE EXTENDED!!! Ricky Fitts on Muncie Super Duty M23 Upgraded Ultra …

GM Muncie 4-Speed Decoding : Drivin' It Home

Muncie 4-speeds were produced in two different ratios wide ratio (M-20) and close-ratio (M-21). An extra heavy duty close-ratio version (M-22) was also offered on many of the big-block high-performance models.The …

Projects

It has a 1969 350 truck engine with what we used to call a 3/4 race cam and it HAD a 4 speed Hurst hooked to a 4 speed munci tranny. However some years back some one …

Midwest Muncie | Muncie 4 Speed Transmissions And …

Ultra Pro Super N24 Heavy Duty Muncie 4-Speed. Pro Street, Road Race and Gasser. Limited Production!!! SALE EXTENDED!!! $ 3,949.00 $ 3,649.00 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.

Ultra Pro Super N24 Heavy Duty Muncie 4-Speed. Pro …

glenn on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE EXTENDED!!! ... The M23 is the strongest Muncie style 4-speed available. CALL FOR SPECIAL SALE PRICING AND RATIO APPLICATION = 262-893-9812 NO CHARGE COMPETITION GEAR …

Muncie M22 Rock Crusher 4 speed | Hot Rod Forum

Can someone tell me how much a muncie m22 rock crusher is worth this transmission was produced buy gm in 1966&1967

1969

Check These Out. Complete original GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1969 - 1973 model Chevelles and Novas. This one will have the holes on the side where a bolt will secure …

NEW Muncie M22 SUPER ROCK CRUSHER 4 speed …

Muncie Parts > NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2899.00. NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2899.00. View Images. Price: No Price: Sale Price: No Price: Availability: in stock Prod. Code: AGM22: CURRENTLY UNAVAILABLE UNTIL SPRING-TAKING ORDERS. $2899.00 PLUS S/H + ASSEMBLY …

The Story of the Mighty & Majestic Muncie 4 Speed …

Ironically, the Muncie was designed based of of the T-10 using its same basic layout. The Muncie 4 Speed came in 3 basic models… the M-20, M-21 & M-22. The Muncie M20 was a wide-ratio transmission and was intended for basic street drive-ability and basically for cruising your car . The first models had a 2.56:1 first gear.

Muncie 4-speed Transmissions

The 2.20:1 ratio first gear is usually referred to as the Muncie M21 transmission; based on GM's production codes. The 2.56:1 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 …

Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher …

This is a BEEFY version of the original Rock Crusher transmission. Most all the weak points of an original Muncie have been solved by the Super-Case design. The …

Mucncie 4 Speed Identification Page---National Nova …

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 period, however several design upgrades and modifications were made during the total production run. ... M-22 "Rock Crusher" …

1969

Complete original GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1969 - 1973 model Chevelles and Novas. This one will have the holes on the side …

Muncie

This page is dedicated to MUNCIE 4 Speed parts, gears and Main Cases for production from 1963 to 1974. ... 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 …

Muncie 4-speed Transmissions

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 Corvettes. 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.

Muncie 4-speed Transmissions

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 …

Ultra Pro Super N24 Heavy Duty Ultra Case Muncie 4-Speed…

Michael wilhelm on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE EXTENDED!!! Ricky Fitts on Muncie Super Duty M23 Upgraded Ultra Case 4-speed Road or Drag Racing Rock-Crusher. SALE EXTENDED!!! Jack Thompson on Ultra Pro Super N24 Heavy Duty Ultra Case Muncie …

How to Identify a M22 Rock Crusher | It Still Runs

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.

Complete Guide to Muncie Transmissions

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. The M22 Rock Crusher would come later to accommodate the heavy twist of Chevrolet's big-blocks in the mid-1960s.

M-22 Rock Crusher 4-Speed Transmissions by JetBoatBill

On SALE $2995. Call JetBoatBill 309-453-5043. Contact us for stock on rebuilt 4-speeds also! M-22 Rock Crusher 4-Speed Transmissions by JetBoatBill.

The Muncie 4 Speed Transmission Taught A Generation Of …

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).

Transmission, Manual, 1971-74 GM, Muncie M22, 2.20 1st

Transmission, Manual, 1971-74 GM, Muncie M22, 2.20 1st. Remanufactured 4-speed manual transmissions are now available from OPGI. Each transmission is disassembled, cleaned and inspected to ensure an outstanding final product. Each transmission features top-quality components throughout, as well as premium seals and gaskets for a leak …

Muncie M-22 or tremec 5 speed | Team Camaro Tech

It has a much lower first gear and fifth is 33% overdriven so you can have a low rear gear for good acceleration and still get on the freeway without taching 4000 rpm. I also think the Tremec TKO is stronger, but both trannies are pretty tough. Jody. ------------------. MY CAMARO.

Muncie 4-speed

The Saginaw 4-speed transmission was also used and shown for "M20 PROD V-8 ENG & R.P.O. L30". Easily identified by the reverse gear being on the main case instead of the tail housing. The proper Hurst …

M22 Complete Geartrain Muncie 4 Speed

THIS IS OUR Complete M22 gear train for the Muncie 4 Speed with 26 clutch spline input. This kit will replace original M20 / M21 or M22 sets. You receive what you see, input, cluster, 1st 2nd, 3rd, reverse drive idler. This is the M22 17 degree gear set of the famed "Rock crusher" in original "close" ratio, which are as follows, 1st gear 2.20 to 1, 2nd …

1967

Price:$2,450.00. PART NUMBER:TRA-615. Description. 1967 - 1968 Muncie Four Speed Transmission M-22 RockcrusherComplete original GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1967 - 1968 model Chevelles and Novas. This one will have the studs coming out from the side where your shifter linkage mounts.

How to Identify a Muncie Four Speed: Build …

Build Date Code Location. 1. 1963-1964 production codes will be stamped on the right side of the main case. 2. 1965-1974 production codes will be stamped on the right side of the main case, just ...

Muncie 4-Speed Identification Guide

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 of the bellhousing were also smaller in diameter.

The 1965 Chevrolet M22 Rockcrusher …

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 …

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. The reason you may ask? Well it wasn't designed so that you could go drag racing on Saturday night or impress girls ...

Muncie four-speeds

The 2.56:1 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. It is the heavy-duty version of …

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 …

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

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 …