How to Identify Your Muncie 4-Speed Transmission

M22: Known as the "Rock Crusher", designed for high-torque applications. Using these tips, you can confirm whether you have the right transmission for your Chevy and make informed decisions about any potential restorations or modifications.

Muncie I.D. chart | Chevy Tri Five Forum

The most well known Muncie transmissions are the M20(wide ratio), M21(close ratio), and the M22(rock crusher). Although not mentioned much, there was also an M23 transmission that was used, beginning in 1970.

Identifying Muncie 4-Speeds

Identifying Muncie 4- Speeds. Several things are needed to identify a Muncie correctly. The first is a main case casting number. Second a count of the input shaft and output shaft splines and if any rings or grooves exist around the input shaft splines. Third are date codes and VIN numbers that help confirm that the above case and gears belong together.

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

The M22 Rock Crusher would come later to accommodate the heavy twist of Chevrolet's big-blocks in the mid-1960s. ... (see Muncie M20/M21/M22 Main Case Identification chart). The large-bore Muncie ...

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

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 wide- and …

Chapter 149:

The Crusher Identification Number issued by the Department if the NOITC is submitted separately from the CIN application form; Identifying information, including contact information for the Operator; A statement that the operator intends to comply with, and operate the listed equipment to, the terms and conditions set forth in this chapter; ...

Muncie 4-speed

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 …

M-22 "rock crusher"

The name stuck, and like many other nicknames that have occurred in the past, the term Rock Crusher has just stuck, and that's why the M22 is frequently called a rock crusher ----- THUS, ONLY, ONLY, ONLY AND ALL M22 MUNCIES ARE CALLED ROCK CRUSHER! For folks who may not be familiar with the difference in the angles which the teeth are cut in an ...

Muncie 4-Speed Identification Guide

Muncie 4-Speed Identification Guide It was much easier to stockpile Muncie spare parts and cores in the 1970s than it is today. Reliable sources to validate information regarding serial and casting numbers will get scarcer as time passes.

GM Muncie 4-Speed Decoding

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 (3.55 or lower numerically) unless someone has changed it.

Feeding Material Identification for a Crusher Based on …

crusher, the sound pressure and vibration signals of different feeding materials are collected by the multi-sensor system. Thirdly, wavelet transform is applied to the original signals

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. Identify a transmission type correctly before fitting it into your car. If you have the incorrect transmission, your car may not function properly.

Muncie 4-speed

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.

How to Identify a Muncie Four Speed

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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Crusher Clicker is an addictive game where you smash rocks and crystals, then upgrade to enhance your crushing power and speed. It's like operating a hydraulic press but with a satisfying, stress-relieving twist. Boost your crusher's power, speed, and gravity for even more dramatic destruction. Get lost in the colorful physics and the endlessly engaging …

Complete Guide to Muncie Transmissions

Many people know about Muncie transmissions and the famous M22 "rock crusher" transmission that has straighter cut gears that allows you to bang the gears without pushing in the clutch.

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." By comparing these M22 transmission assemblies to Chevrolet's 1965 transmission identification codes, I found a perfect match.

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 M21 but with a heavy duty gearset.

GM Muncie 4-Speed Decoding

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 …

DEPARTMENT OF ENVIRONMENTAL PROTECTION

C. Identification of Equipment. The Department will assign a unique Crusher Identification Number (CIN) to each rock crusher for which an application has been submitted. The rock crusher associated with the CIN shall be clearly marked (engraved, stenciled, etched, or otherwise permanently affixed) with one of the following:

How to Identify Your Muncie 4-Speed Transmission

M22: Known as the "Rock Crusher", designed for high-torque applications. Using these tips, you can confirm whether you have the right transmission for your Chevy and make …

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.. ... Go to it and click on "identification" and that page will tell you everything you need to know about muncie transmissions. You will be able to tell when yours was made and what kind of car it ...

KPI-JCI 1016 OPERATION & MAINTENANCE …

The jaw crusher should be run empty initially Screen Feeder to insure everything is operating properly and there are no misaligned or binding parts. Operate a new crusher empty for two hours. Page 30 OPERATION If the crusher becomes …

How To Identify Chevy Four-Speed Transmissions

Do you know how to tell the difference between a Saginaw, a T10, and a Muncie four-speed? The easiest way is by knowing the construction of each unit, and the differences are obvious. If the case and side cover are made of cast iron, …

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

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 wide- and close-ratio units.

Identifying Muncie 4-Speeds

The straighter angle was designed to produce less end loading of the gear train and less heat but created more noise, thus the nickname "rockcrusher". The higher nickel alloy allowed for more impact of the gears. Serial numbers for Muncie 4 speeds always begin with the letter "P". P stands for Muncie Plant.

Muncie 4-Speed Identification Guide

Mucncie 4 Speed Identification Page---National Nova …

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 (3.55 or lower numerically) unless someone has changed it. ...