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
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2004/10/28 Take off the side cover and look at the angle of the gears. M-20, m-21 will have 45 degrees gears and the m-22 is 22.5 degrees. They used this to reduce friction
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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
获取价格Recent Comments. Randall D Resler II on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE EXTENDED!!! Jeff Collins on Muncie Super Duty M23
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Serial numbers for Muncie 4 speeds always begin with the letter "P". P stands for Muncie Plant. 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. From 1967 to 1968 the serial number got a year designator and a ...
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2004/10/28 It tells how to pick out what is what but the main thing to look for in a M-22 is the gear angle. Take off the side cover and look at the angle of the gears. M-20, m-21 will have 45 degrees gears and the m-22
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2010/9/15 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. ... The 1964-65 Muncie transmission main case casting number was
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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 GM
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We also offer muncie rebuild kits, racing parts and m22 rock crusher transmissions. ... Garry Brown on Super Pro Road/Race Muncie Upgraded Ultra Case M22 Rock-Crusher. SALE EXTENDED!!! Michael wilhelm on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears.
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Warranty transmission. Note CT0 (Chevrolet, Transmission, 1970) and 42862 serial number. 1972. P2P28A ~ M20 dated September 28, 1971. P2E15C ~ M22 dated May 15, 1972. Transmission Identification. 1964 to 1968 Muncie 4-speed transmissions can be identified from later models by the way the transmission arms attach.
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2022/4/24 If the transmission is in the car, and there is NOT a part number tag attached to one of the side cover bolts, NO, there is no way to tell if it is an M20,M21, M22. ... they all had that rare 68 chevy with a corvette 327, rock crusher muncie and a 12 bolt posi that they would shift from first to second around 60 mph. jim . Jim 70 chevelle, SS ...
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Serial numbers for Muncie 4 speeds always begin with the letter "P". P stands for Muncie Plant. ... 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. From 1967 to 1968 the serial number got a year designator and a ...
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2018/9/23 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 the
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2022/1/25 According to Paul Cangialosi, Muncie transmission historian, technician, and author of Muncie 4-Speed Transmissions: How to rebuild and modify, the Muncie four-speed transmission has its roots back to 1935 and the U.S. patent number 3,088,336 along with an engineer named James W. Fodrea.This patent number, according to Cangialosi,
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2016/6/22 Identifying The Muncie. Muncie four-speeds were produced in two different ratios: the wide ratio (M20) and the close-ratio (M21). There also was a second, heavy-duty close-ratio version: the ...
获取价格2024/4/25 OE/OEM Part Number. 3925660. Manufacturer Part Number. 3925660. Country of Manufacture. United States. Surface Finish. High Temperature Coated Aluminum. ... Muncie M-22 Rock Crusher Four Speed Transmission - RARE Drivers Side Speedo (#113821119555) See all feedback. Product ratings and reviews. Learn more.
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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 has roots going back to 1935. I took the time to research the patent number that is cast into most Muncie main cases. It is U.S. Patent Number 3,088,336 (see Appendix).
获取价格2022/1/25 According to Paul Cangialosi, Muncie transmission historian, technician, and author of Muncie 4-Speed Transmissions: How to rebuild and modify, the Muncie four-speed transmission has its roots
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2016/6/22 Identifying The Muncie. Muncie four-speeds were produced in two different ratios: the wide ratio (M20) and the close-ratio (M21). There also was a second, heavy-duty close-ratio version: the ...
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2024/4/25 OE/OEM Part Number. 3925660. Manufacturer Part Number. 3925660. Country of Manufacture. United States. Surface Finish. High Temperature Coated Aluminum. ... Muncie M-22 Rock Crusher
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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 has roots going back to 1935. I took the time to research the patent number that is cast into most Muncie main cases. It is U.S. Patent Number 3,088,336 (see Appendix).
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2001/8/1 A video with better audio of the nostalgic sound of a Muncie M22 (Rock Crusher) transmission at work in a 1966 Chevrolet Chevelle.
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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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The Gear Box is your online store for Muncie Parts including complete DIY Super Muncie overhaul kits, italian gear sets, roller bearing clusters, and heavy duty shift plates ... Just added NEW GM OE style cases casting number (3925660) 1968-70 1" style. From $414.27 . ... The Rock Crusher earned its name from the audible noise it produced ...
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Recent Comments. Randall D Resler II on Auto Gear Upgraded Ultra Case M22Z Rock Crusher 4-speed. Perfect Performance with 2.73 to 3.42 Rear End Gears. SALE EXTENDED!!! Jeff Collins on Muncie Super Duty M23 Upgraded Ultra Case 4-speed Road or Drag Racing Rock-Crusher. SALE EXTENDED!!! Thomas N. on Muncie Super Duty
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Bodrum - Modular Multi Purpose HTML5 template by tempload. Where To Find The Serial Number For Parker 1165 Jaw Crusher اقرأ أكثر
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2008/10/28 We are restoring a 72 Chevelle SS and would like to use a Muncie "Rock Crusher". Is there anyone out there that and tell me the difference between a Muncie M22W and a M22 Rock Crusher. ... The last 3 numbers of the casting number on the main case were milled off and 3 new numbers were STAMPED in the place of the removed
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2005/5/9 I have the build sheet but there is no S/N for the Transmission. I have researched several Muncie sites and I am stumped by the Case number on my Transmision. Can you help identify if it is truly an M22. The number reads 3925856(or possibly 3925858) All the sites I have visited are telling me the case number should be
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2017/6/13 The Muncie four-speed transmission was heralded by many as an “indestructible” four speed used by General Motors, and found its way into many different car models, behind various engine combinations between 1963 and 1974. ... and was known as the “Rock Crusher.” This version was offered in high-performance big-block cars starting
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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 ...
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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.
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