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.
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 …
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 …
CRUSHING – United Machinery Inc
Our state-of-the-art machinery is specifically built to accommodate a variety of applications and materials with high productivity and profitability. Our innovative line of jaw crushers, …
Muncie Close Ratio
For sale is a Factory Replica of the M22 1968-74 CLOSE Ratio Muncie Rock Crusher Four Speed Transmission typically used in High Performance 1970 thru 1974 Corvette`s, Camaros, Chevelles, Nova`s, El Camino`s, Impala`s, Oldsmobile's and Pontiacs. Also included are Hand Fitted Synchronizer Sliders and Hubs. Some sellers …
1967
GM Muncie transmission rebuilt and guaranteed for 1 year. Correct fit for all 1967 - 1968 model Camaros. This one will have the studs coming out from the side where your shifter linkage mounts. This is the Muncie M-22 …
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-free …
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 Competition Plus system for a 1966-1967 Saginaw is shifter #3917307 and installation kit #3734297.
NEW Auto Gear Upgraded Ultra Case Muncie HD M22 4 …
Super Tail. AG Roller Side Cover. A great Super Heavy Duty Rock Crusher M22 for your Camaro, Nova, Chevelle, Corvette or other GM car. Close Ratio = 2.20-1st, 1.64-2nd, …
Muncie Parts
NEW Upgraded Muncie M20 4 speed $2498.00. No Price NEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2899.00. No Price Muncie Overhaul Kit. Complete overhaul kit for Muncie 4 speed transmissions. Must specify if your transmission has a 1" or 7/8" cluster shaft (pin) 7/8" kit comes with NON stepped synchronizer rings
Muncie M22 Rock Crusher 4 Speed Transmission for sale
1972 M22 P2T03C 3925661 Rock Crusher Muncie 4 Speed Transmission Case Dec 3rd. Opens in a new window or tab. Pre-Owned. $549.99. or Best Offer. Free local pickup. 14 watchers. derosnopS. brmay-8191 (8) . Muncie M22 4 Speed Rock Crusher Gear Kit - Input Cluster 1st 2nd 3rd Idler Gear. Opens in a new window or tab. Brand New. $599.00.
The 1965 Chevrolet M22 Rockcrusher Transmission: The Mystical Transmission
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." ... The 1964-65 Muncie transmission main case casting number was #3851325. ... On this document the 4 speed transmission option code listed the transmission as an M20.
Auto Gear Upgraded Ultra Case M22Z Rock …
Thomas N. on Muncie Super Duty M23 Upgraded Ultra Case 4-speed Road or Drag Racing Rock-Crusher. SALE EXTENDED!!! Michael Coons on NEW Auto Gear Upgraded Ultra Case Muncie HD M22 4-Speed …
Muncie 4-Speed Identification Guide
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How to Identify a Muncie Four SpeedmusclecarcentralWhat ratio is a Muncie 4 speed?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."How To Identify Chevy Four-Speed Transmissions
chevyhardcoreWhat is a Muncie 4-speed transmission?Therefore, the Muncie patent is basically a design for the layout of a 4-speed transmission. This "layout" is a 4-speed transmission with four forward gear ratios in the main case, a midplate bearing support, and a reverse gearset in the extension housing. This Tech Tip is From the Full Book, MUNCIE 4-SPEED TRANSMISSIONS: HOW TO REBUILD AND MODIFY.Muncie 4-Speed: The Complete History
chevydiyWhat are the different types of Muncie 4 speed cars?Some of the best Muncie builders participate on that page. Just three types of Muncie 4-speeds are available based on the RPO (regular production option) code used when a car was ordered: the M20 (standard wide-ratio), M21 (close-ratio), and M22 (heavy-duty close-ratio).Muncie 4-Speed Identification Guide
chevydiyFeedbackNEW Muncie M22 SUPER ROCK CRUSHER 4 speed $2899.00
WEBSUPER ROCK CRUSHER M22 650 HP. CALL for orders. NEW Direct replacement M22. For up to 650 HP power applications. 10 or 26 Input Spline. 27 or 32 output Spline. …
M-22 "rock crusher"
Jim Mac. 12666 posts · Joined 2004. #5 · Apr 24, 2022. hopefully he meant that a m22/rock crusher was rarer installed in a car. jim. Jim. 70 chevelle, SS clone 454 4 speed 3.31 12 bolt posi. 71 camaro. (owned since 1978!) 454-th400 3.07 12 bolt. 66 chevelle 350 4 speed 3.55 12 bolt and a newly added 142 wieand blower.
Ultra Pro Super N24 Heavy Duty Muncie 4-Speed. Pro …
Thomas N. on Muncie Super Duty M23 Upgraded Ultra Case 4-speed Road or Drag Racing Rock-Crusher. SALE EXTENDED!!! Michael Coons on NEW Auto Gear Upgraded Ultra Case Muncie HD M22 4-Speed Rock-Crusher Street/Strip. Camaro, Corvette, Chevelle, Nova. SALE EXTENDED!!! Brett Henson on Auto Gear Upgraded Ultra Case …
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.
American Chevy Muncie – M20, M21, M22 | Allstate Gear
This makes the M20 much stronger than the Saginaw or T10. The 4-speed Muncie came in three versions. Both the wide-ratio M20 and close-ratio M21 debuted in 1963 in the Corvette. The M22 "Rock Crusher" followed four years later. It uses stronger components to handle big-block power. The original M20 was only offered for one year.
Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher Style Transmission
This a BRAND NEW SUPERCASE M22 4-Speed 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.
Muncie 4-Speed: The Complete History
Fodrea was the GM engineer whose name is listed on the design patent for the Muncie. Although he is seen with a 1957 Corvette, which came with a T10 4-speed, the design of the T10 and Muncie share the same features. This is how the Muncie countergear's design evolved. The center gear is from a BorgWarner T85 3-speed.
A 833 vs Toploader vs Muncie (rockcrusher)
I started out with Pontiacs in the late '70s, and moved into Mopars because of chronic 4-speed transmission problems. I make no excuses about being a big A833 fan, and in my opinion the 18-spline hemi 4-speed is the strongest of the three. The Toploader would be a reasonbly close second, and the Muncie would be the last.
1969
1969 - 1973 Muncie Four Speed Transmission M-22 Rockcrusher 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 your shifter linkage levers. This is the Muncie M-22 Rockcrusher four speed.
Muncie 4-Speed: The Complete History
This "layout" is a 4-speed transmission with four forward gear ratios in the main case, a midplate bearing support, and a reverse gearset in the extension housing. This Tech Tip …
The Story of the Mighty & Majestic Muncie 4 Speed …
From 1963 to 1975 General Motors used a transmission in many of their muscle cars known as the Muncie 4 Speed. It was the transmission of choice for practically every performance-engined car made during the muscle-car heyday. ... The M22 was eventually dubbed the "Rock Crusher". It is a common misconception that all Muncie transmissions are ...
How To Identify Chevy Four-Speed Transmissions
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." This version was offered in high-performance big-block cars ...
Chevy GM Muncie M22 Rock Crusher Close Ratio 4 Speed
item 5 Professionally Built UNSTAMPED 68-70 Muncie M22 Rock Crusher 4 Speed Close Ratio Professionally Built UNSTAMPED 68-70 Muncie M22 Rock Crusher 4 Speed Close Ratio. $3,500.00 +$150.00 shipping.
Magical Muncie Four-Speed | Hotrod Hotline
One of the most common swaps involves a Muncie 4-speed. These are easy to adapt to a wide range of hot rods. There are three basic types of Muncies: M20, M21 and M22. ... The M22 is called the Rock Crusher. "Dump the Rock Crusher," hot rodders say. People think all Muncie four-speeds are Rock Crushers, but they're not. ...
Brand New SUPERCASE M22 4-Speed Muncie Rockcrusher Style Transmission
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 …
GM Muncie 4-Speed Decoding : Drivin' It Home
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" …
Guide to Muncie M20, M21, and M22 Four-Speed …
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.