Muncie 4 speed....M21, M22, Rock Crusher? | The …

That's where the 'whine' come's from with those transmission's.. Also, there's companies out there that are making new gear set's for Muncie's as well..not just stock replacement stuff either. You can outfit an M20 or M21 with …

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Firebird Central | 1967

1967 - 1968 Firebird Muncie Four Speed Transmission, M-22 Rockcrusher Complete original GM Muncie transmission rebuilt and guaranteed for 1 year. Works great for all 1967 - 1968 model Firebirds. This one will have the studs coming out from the side where your shifter linkage mounts. This is the Muncie M-22 Rockcrusher four speed.

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Chevy Transmissions: Muncie 4 Speed M22 …

"Where Our Customers Send Their Friends" Chevy Transmissions: Muncie M22 "Rock Crusher 4 Speeds were made From 1965 TO 1974: The most popular transmission of it's time for high performance cars built for Chevrolet and all …

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NEW Auto Gear Upgraded Ultra Case Muncie HD …

New Super Heavy Duty Direct Replacement and Strongest M22's Made With Muncie Auto Gear Upgraded Ultra Case and Strongest M22 Close Ratio or Wide Ratio Gears. 10 OR 26 spline input and large 27 OR 32 spline output shaft. …

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22 Transmission The Rock Crusher

The first time I heard the term "rock crusher" was in reference to the transmission in the 1967 L88 Corvette. Due to the low gear angle there is a fair amount of gear noise, really like a medium / heavy duty truck transmission.

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Muncie 4-Speed: The Complete History

It is from a Saginaw 3-speed, casting number 591620. It can be used as an adapter-bearing retainer. It was an old trick to enable small-retainer transmissions to correctly pilot to large retainer-bore bellhousings. If you attach a small-retainer transmission to a large-bore bellhousing the transmission is not piloted correctly.

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M-22 Muncie Rock Crusher Transmission

M-22 Muncie four speed Rock Crusher transmission complete with clutch, pressure plate, throw out bearing and Hurst Shifter. 3925660-Patent 3088336 P8005c 18N397934 Please call or text.

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M22-Wide vs M22 "Rock Crusher"

In the beginning, the M-22 was the Heavy Duty Muncie, and it was available ONLY in the close ratio version (2.20:1 first gear ratio). The primary difference between the regular close ratio Muncie (M-21) and the HD Muncie was the angle at which the gear teeth were cut.

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Converting to a M22 Rock Crusher

The M22, M22W, or the M22Z is a 6 gear changeover from an M20 or M21 donor transmission. The front reverse idler gear needs to be changed too.

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1968-69 Muncie 4 speed transmission Close Ratio M-22 High Nickle Rock

A lot of people think all Muncie's are rock crushers, but the M-22 is the one and only. You are buying 1968-69 Rebuilt 3925660 Muncie close ratio complete bolt in and go M-22 Rock Crusher 4 speed transmission set up A complete quality rebuild kit was used.

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When was the M22 first called "rock crusher"?

The first time I heard the term "rock crusher" was in reference to the transmission in the 1967 L88 Corvette. Due to the low gear angle there is a fair amount of gear noise, really like a medium / heavy duty truck transmission. True enough the M22 did trickle out the door in 1965-67 and was buried in the option lists.

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Muncie 4-speed Transmissions | The Online Automotive

The term "rock crusher" refers to the noise made by the meshing of the stronger helical gears in the M22. Later model 1971-'74 Muncies are also popular with racers, because these transmissions used a 32-spline output that is stronger than the early 27-spline, and the newer units seem to perform better in high-rpm and high-horsepower ...

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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.

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M22 4 speed rock crusher

M22 4 speed rock crusher. ... TX Chevelle so the P0C23C transmission assembly date and 3978766W0 tag fit. Put the transmission in 2nd gear and remove the side cover to view the helix angle of the gears and the condition of the synchro engagement teeth. ... But in '67 there were NO M-22's ordered afaik, thus fairly rare. "If we ever forget ...

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ntroduction

Rock crusher. Slider-Crank Mechanism. The mechanism used in this example is simple Slider-Crank Mechanism. Slider-Crank Mechanism consists of four links with one being designated as frame (or ground). It is connected by three pin joints and one sliding joints. As designated in the figure, there are four links link 1, link 2, link 3, link4 ...

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How to Rebuild a Muncie Four-Speed Transmission

How to Rebuild a Muncie Four-Speed Transmission - Rock The Rock Crusher. Giving a worn-out Muncie four-speed transmission a quick rebuild with parts from Summit Racing. ... 22. The front and main ...

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Muncie M22 Rock Crusher 4 Speed Transmission for sale

Get the best deals for Muncie M22 Rock Crusher 4 Speed Transmission at eBay. We have a great online selection at the lowest prices with Fast & Free shipping on many items! ... M-22 Rock Crusher Four Speed Transmission - ALL NEW GEARS. $2,695.00. Buy It Now +$110.00 shipping. Last one. 63 sold. Sponsored. naz130 (5,372) 99.7%. 1968-70 Muncie ...

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The Rarest Muscle Car Transmission In The '60s

Among models from the 60s, the M22 Rock Crusher manual transmission can be found in models such as the C3 Chevrolet Corvette with the 435 hp L71 427 V8, 425 hp L72 427 V8, and the 500 hp L88 427 ...

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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 …

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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.

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M-22 Rock Crusher 4-Speed Transmissions by …

NEW DESIGN MUNCIE M22 ROCK CRUSHER CLOSE RATIO 4 SPEED. THIS IS THE M-22 TRANSMISSION THAT GM COULD NOT BUILD! Newly designed STATE-OF-THE-ART Muncie front case from "Auto Gear". This is by far the …

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M-22 Rock Crusher Four Speed Transmission

Muncie M-22 Rock Crusher Four Speed Transmission - RARE Drivers Side Speedo (#1) See all feedback. Product ratings and reviews. Learn more. 4.8. 11 product ratings. 5. 10 users rated this 5 out of 5 stars. 10. 4. …

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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 where a bolt will secure your shifter linkage levers. This is …

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The 1965 Chevrolet M22 Rockcrusher Transmission: The …

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

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Rock Crusher identity

M-20, m-21 will have 45 degrees gears and the m-22 is 22.5 degrees. They used this to reduce friction and in turn gave it a nice greary noise thus the rock crusher. Chris . Save Share ... Depending on the year of the transmission there are some things to look for, but as vince stated if the parts were swapped this will not hold true. ...

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MUNCIE M22 "ROCK CRUSHER" ULTRA SHOW CAR QUALITY TRANSMISSION …

this iconic transmission is based upon the infamous "rock crusher" transmission made famous in the 60`s and 70`s by being installed in the l-88`s, big block 425 hp factory muscle cars and hot rods of the past. the m22 has all new internal parts. all exterior parts are hand picked, visually inspected, painstakingly restored or replaced with ...

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Muncie M22 Rock Crusher 4 speed

Can someone tell me how much a muncie m22 rock crusher is worth this transmission was produced buy gm in 1966&1967 . Thurston Vann. Save Share ... M-20 and M-21 have 45 degree gears and M-22 have 22.5 degree gears. Fresh M-22s are going for $1300-$1600 . Impala Chevelle Monte Carlo Camaro.

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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. ... 25/22/19/17: M21: 27/22/19/17: M22 Rock Crusher: 27/22/19/17: Muncie Build Date Codes. From 1963-'66: Characters:

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M22-Wide vs M22 "Rock Crusher"

The reproduction trannys are available in all of the original Muncie gear ratio versions, including the Heavy Duty M-22 version. Since the original M-22 was ONLY available …

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M-22 vs. BW ST-10

Rock Crusher at best is a 38 year old transmission. Don't know what you plan on doing with it but the T-10 will be stronger. It will not be a direct bolt in to the best of my knowledge. The stock t-10's had different shifters and linkage, but you could probably use the same shifter but get a new mounting plate and linkage for the t-10.

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Muncie 4 Speed Transmissions And Rebuild Kits

We also offer muncie rebuild kits, racing parts and m22 rock crusher transmissions. 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. ×. Home; About; FAQs; Contact; Recent Comments. Randall D Resler II on Auto Gear Upgraded Ultra Case M22Z Rock ...

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Muncie M-22 Close Ratio Four Speed Transmission

Rock Crusher M-22 Transmission. The transmission functions like a brand new transmission! It was shipped in a sturdy crate. Seller installed a new pencil gear to match the rear end ratio and tire height for free. Very happy with the purchase.

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The Muncie 4 Speed Transmission Taught A …

The M22 'Rock Crusher' featured a one-inch countershaft pin bore and shot-peened gears with aggressive helix angles that reduced heat and stress but also increased noise, leading to the nickname as the transmissions rattled …

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1967

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. This is the Muncie M-22 Rockcrusher four speed. Designed for the highest performance models.

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1967

1967 - 1968 Muncie 4 Speed Transmission, M-22 Rockcrusher Complete original 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, like pictured. This is the Muncie M-22 Rockcrusher four speed.

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