muncie rock crusher trans

how to identify a m22 rock crusher | it still runs

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 …

muncie 4-speed: the complete history - chevy diy

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 has roots going back to 1935. i took the time to research the patent number that is cast into most muncie main cases.

muncie 4 speed transmissions and parts

with the quality of used muncie transmissions getting worse in the last 10 years the idea of making new improved muncie parts was becoming a reality. using the best components currently made for the muncie today we are now able to supply replacement muncie 4 speeds for a variety of applications.

muncie four-speeds | hemmings daily

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.

muncie 4 speed.m21 m22 rock crusher? | the h.a.m.b.

mar 30 2009 0183; 32;i was just wondering how many different variations there are of the muncie 4 speed and which ones are best and for what reason(s). i currently have an m22 rock crusher in my '56 chevy pickup and have another m22 that was rebuilt about 6 years ago by my father but never used. i also have what i believe is an m21 but i'm not certain.

midwest muncie | muncie 4 speed transmissions and rebuild kits

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.

muncie identification | the h.a.m.b.

feb 21 2010 0183; 32;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. the m23 is recognized by a 26-spline(fine) input shaft and a large output shaft that requires a t-400 driveshaft yoke.

muncie 4-speed identification guide - chevy diy

most transmissions are missing these tags but if you want to do a complete restoration they are generally necessary. even if your muncie is assembled from a mix of parts you should be able to determine the ratio. remember if the transmission is still in the car only the 1969 to 1974 cases had ratio identifiers in the serial number.

chevy transmissions: muncie 4 speed m22 rockcrusher

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 performance oriented g.m cars. they have the same gear ratios as the legendary m21 but with a heavy duty gearset.

muncie m22 rock crusher transmission - internal view

sep 06 2017 0183; 32;internal inspection of a 1969 muncie m-22 "rock crusher" transmission. note some wear on engagement teeth but all gears fully intact. 10 spline input 27 spline output number: 3088336/3925660

muncie parts

new muncie m22 super rock crusher 4 speed $2399.00. no price muncie master overhaul kit. the ultimate master rebuild kit for muncie transmissions. kit includes: from $283.00 . muncie overhaul kit 1966-74. complete overhaul kit for muncie 4 speed transmissions 1966-1974. from $114.95 . muncie heavy duty competition overhaul kit 66-74

magical muncie four-speed | hotrod hotline

an m-22 holds up well. the downside is that it tends to make noise. it will rattle at low rpms and whine at higher rpms. 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.

new auto gear super muncie m22 4-speed rock-crusher

dave on muncie super duty m23 super 4-speed road or drag racing rock-crusher. on sale! summer sale on now; david on auto gear super muncie m22 4-speed rock-crusher camaro 4-speed 10/26 or 26/27spl. on sale! summer sale now on!! michael welage on auto gear super muncie m22 4-speed rock-crusher camaro 4-speed 10/26 or 26/27spl

there is a ton of muncie information on this page. it will

axle ratios of 3.73 and lower (numbers getting higher) came with close ratio transmissions while axle ratios of 3.55 and higher (numbers getting lower) used wide ratio transmissions. many gm high performance engines came with the m-22 "rock crusher" in the years 1970 through 1973.

how to identify a muncie four speed - hot rod network

jul 05 2016 0183; 32;the muncie four-speed transmission was used with many different models and engine combinations from 1963 through 1974. and you’re right zack not too many people actually know how to

how to identify a muncie four speed: build date codes

jul 29 2016 0183; 32;last time we talked about how to distinguish a muncie four-speed transmission from a saginaw or borgwarner and the different types of muncie transmissions including the …

so you've decided to slam four with a gm muncie transmission

so you've decided to slam four with a gm muncie transmission. among “old-timers” the muncie transmission commands a certain degree of respect. sure you could get a manual in tons of cars from gm during the 60's and 70's it’s nickname is the “rock crusher” due to the noise generated by the gearset. the gear ratios are the

muncie m22 4 speed rock crusher gear whine - youtube

sep 03 2015 0183; 32;a video with better audio of the nostalgic sound of a muncie m22 (rock crusher) transmission at work in a 1966 chevrolet chevelle. a video with better audio of the nostalgic sound of a muncie m22

gm muncie 4-speed decoding : drivin' it home

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.

m22 rock crusher - 4 gear trans co

muncie m22 "rock crusher 4 speeds from 1965 to 1974: this page is devoted to oem complete units; new aftermarket units and oem parts and nos parts. we …

m21 m22 4 speed muncie manual transmission - midwest

having issues diagnosing problems with your m21 m22 4 speed muncie manual transmission? we can help. below you will find a detailed parts list for the m21 & m22 manual transmission that includes complete rebuilt transmissions bearing rebuild kits with and without synchro rings gaskets and seals small parts kits bushings individual bearings slider synchro rings forks gears and shafts.

guide to muncie m20 m21 and m22 four-speed transmissions

aug 03 2018 0183; 32;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 …

muncie transmission for sale | only 4 left at -65%

m-22 muncie type rock crusher transmission (concord / pleasant hill / martinez) sold at 1950 $ m-22 rock crusher close ratio transmission clone. auto gear and tailshaft housing no expense spared on internal parts. iron mid plate 1-3/8" dia. output shaft 10 spline input. built to withstand 650 hp was used in an autocross

new muncie m22 super rock crusher 4 speed $2399.00

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the 1965 chevrolet m22 rockcrusher transmission: the

sep 15 2010 0183; 32;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.

list of gm transmissions - wikipedia

automatic transmissions early models. the gm hydra-matic was a success and installed in the majority of gm models by 1950. through the 1950s all makers were working on their own automatic transmission with four more developed inside gm alone.

the mighty & majestic muncie 4 speed transmission - wilson

the m22 was eventually dubbed the “rock crusher”. it is a common misconception that all muncie transmissions are “rock crushers” but it is only the m22 that deserves that name. the m20 and m21 were both release in 1963 but it wasn’t until 1965 that the m22 hit the market. the m22 was created for the corvette grand sport racing program.

what is a rock crusher transmission? | yahoo answers

apr 30 2009 0183; 32;the rock crusher was the m-22 muncie close ratio 4 speed transmission favored in the '60's gm hot rods.well balanced smooth shifting and after '60 aluminum cased capable of a lot of hp.

how much oil is needed for a muncie transmission? | it

the muncie 4-speed transmission was used from 1963-1974 on several different gm vehicles and engine types. the muncie was typically used in performance engines. changing the oil on these transmissions can be tricky as the oil-fill port is on the side of the transmission. you will most likely need a hose to fill

m-22 rock crusher 4-speed transmissions by jetboatbill

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 from "auto gear". this is by far the "best" replacement aluminum ever built for a muncie! the front bearing is a "sealed" bearing and slightly thicker than the original muncie's