The products includes five series: crusher, sand making machine, powder grinding mill, mineral processing equipment and building materials equipment.Muncie close rock crusher n transmission,$1485.00 buy muncie close rock crusher transmission 4-speed m-20 m-21 m-22 wide ratio mpn: 325 surface finish: painted.send Message Inquiry Online
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$1485.00 buy muncie close rock crusher transmission 4-speed m-20 m-21 m-22 wide ratio mpn: 325 surface finish: paintedmuncie rockcrusher close wide ratio gear set made. the muncie is basically a wideratio transmission and was intended for normal the muncie is a closeratio unit originally designed to be matched with the is called the rock crusher only about early units were made gear ratios and other aftermarket set ups including muncie speed wide ratio gear set countershaft spline input. brand new. $329.95. buy It now. free shipping. last one. sold. watch; muncie gear set 2.20 ratio rock crusher spline input fits speed. brand new. $449.20. buy It now $35.00 shipping. almost gone. sold. watch; muncie speed input gear axle ratios of 3.73 and lower came with close-ratio transmissions, while axle ratios of 3.55 and higher used wide-ratio transmissions. In addition, many GM high-performance engines came with m-22 rock-crusher in the years, however an early version of the m-22 was available as early as 1965
feb 04, 2008 fwiw, that OD muncie is a close ratio with a 0.1 OD in place of third. requires inverting the arm on 34, and then youre actually running in third for top gear. ratios are 2.20, 1.64, 1.00, 0.87 chatting with paul ive more or less talked myself out of that one. camaro & firebird muncie rock crusher. camaro chevelle corvette nova: description: muncie m-22 rockcrusher gear correct for 220 close ratio rock crusher transmissions with degree factory cut gears heartbeat city offers only the very best italian made muncie gear sets for your muncie speed transmission We stock all parts required to rebuild and restored your munciemar 30, 2009 also, theres companies out there that are making new gear sets for muncies as well..not just stock replacement stuff either. you can outfit an or with rock crusher type gears, OR actually make a speed OD out of a speed case. forth being the overdrive obviously.. kinda nice if you want the muncie look and an overdrive..muncie speed rock crusher gear set. new muncie 2.20 close ratio or 2.52 wide ratio rockcrusher gear set is availabe with either a or spline input. close ratio spline gear sets available in italian or korean made. you must select whether you need a wide or close ratio which input spline count or 26.
feb 01, 2013 again on the muncie, and looking at the cover, th gear lever is on the left. nd gear lever is on the right. further muncie identification: muncie speeds were offered. the m-20 wide ratio, the m-21 close ratio, and the extra heavy duty close ratio m-22, also known as the rock crusher.wide ratio muncie rock crusher gears. muncie speed rock crusher gear ratio muncie speed ultra wide ratio gearset here it is the one you have been waiting for 2984 gear 2043 gear 1474 gear 100 gear use this with 273 or 308 rear and still get great low end performance part no rsgz. read morestrongest direct replacement with new muncie auto gear super case with the strongest wide ratio or close ratio gears for a speed transmission. great heavy duty rockcrusher for your camaro, nova, chevelle, corvette, gto,442. the main case IS the strongest made with fill and drain plugs. AG steel mid-plate. AG roller side cover.muncie transmission ID and ratio guide. series: gear ratio spline input: grooves input: cluster pin tooth count input: tooth count cluster: output spline: m-20 wide ratio m-20 wide ratio m-20 wide ratio m-21 close ratio m-21 close ratio m-21 close ratio m-22 close ratio
apr 07, 2017 As to which muncie is the most desirable, every car is going to have components in the build that affects the decision such as torque handling capability the muncie is the better choice if the rearend gears are numerically lower, such as 3., as it has a 2.56 first gear as compared to the 2.20 first gear.this reduces heat retention and exerts less thrust on the shafts, so the transmission can take more abuse. this design creates the distinctive low-rpm rattle and high-rpm whine the rock crusher is known for. gear ratios are the same as the close-ratio the muncie four-speed was used in a wide range of GM products through the andriverside gear 612 water eaton rapids,mi 48827 toll free: 14-gear local: 410. contact us. hours of operation: open monday-thursday est By appointment,friday saturday sunday-ur muncie rock crusher transmission is wholesale priced while maintaining a strict standard of quality call us toll free 278 new muncie close ratio or wide ratio rockcrusher gear set is availabe with either a or spl
rock crusher muncie. muncie identification the feb 2010 183 although some claim that the is a rock crusher it is indicated that this box was assembled in both wide and close ratio components and also with straight cut gears common to the rock crusher transmissionthe transmission has a degree helix angle on the gear set as opposed to a degree angle found on the and and were made with a higher nickel alloy. the straighter angle was designed to produce less end loading of the gear train and less heat but created more noise, thus the nickname rock crusher was born.the muncie is basically a wide-ratio transmission and was intended for normal street driving use. the early ones had a 2.1 first gear. the later 974 units had a 2.1 first gear. they are compatible with a GM series differential. they are for economy and street drivability and just cruising.this a brand new supercase muncie rockcrusher style transmission. this is a beefy version of the original rock crusher transmission. most all the weak points of an original muncie have been solved by the super-case design. the supercase has extra casting in all the known weak areas. the mid plate is aircraft grade aluminum.
the 2.1 ratio first gear is usually referred to as the muncie transmission; based on gms production codes. the 2.1 ratio is referred to as the muncie also had a second close-ratio transmission coded and known as the rock crusher, which was used behind performance big-block engines and in some corvettes.aug 03, 2018 He tells us both the wide-ratio and close-ratio transmissions were first offered in 1963. the rock crusher would come later to accommodate the heavy twist of An m-22 rock crusher is a muncie four-speed transmission for cars made by general motors in the 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 the 2.1 ratio is commonly designated as the muncie transmission. the 2.1 ratio is commonly referred to as the muncie also had a second close-ratio transmission designated and often referred to as the rock-crusher, which was used behind the highest-performance engines and in corvettes, the is a highly sought-after performance transmission.
nov 17, 2020 To me, wide ratio is the only way to go. have a wide ratio with the same straight cut gears as the rock crusher and it is awesome. close ratio is for road racing. ive got 29.5 diameter tires and a 3.90 rear. needed the steeper first gear. muncie rock crusher speed gears: We also have close and wide ratios as complete sets. these are helpful when you are changing from one ratio to another or from to individual rebuild parts are available separate from the kits. email us a list of the parts you need and we will respond with the cost of the parts and oct 30, 2008 this higher level of noise is where the nickname rock crusher originated. there are now aftermarket replacement gears, gear sets and complete reproduction muncies available. the reproduction trannys are available in all of the original muncie gear ratio versions, including the heavy duty m-22 version.recent comments. steve cooke on muncie super duty super case 4-speed road or drag racing rock-crusher. march spring sale ON now!!! mark jones deltona florida on auto gear super case rock crusher 4-speed. perfect performance with 2.73 to 3.42 rear end gears. march spring sale ON now!!!
the new muncies being built today have some better ratios.todays examples of the new car gear set ups are mustang gts with a 3.35 gear and 3.08 rear. new camaros with a 2.68 gear, 3.73 rear gear and .59 overdrive. Zs with a 2.68 gear, 3.54 rear gear and a .59 overdrive. get the picture?jun 22, 2016 while vehicles with an axle ratio of 3.55 and lower usually used a wide-ratio transmission. several things are needed to identify a muncie four-speed transmission correctly.strongest direct replacement with new muncie auto gear super case with the strongest ultrawide ratio speed transmission. great heavy duty rockcrusher for your camaro, nova, chevelle, corvette, gto,442. the main case IS the strongest made with fill and drain plugs. forged aluminum mid-plate. AG rollerjust three types of muncie 4-speeds are available based on the rpo code used when a car was ordered: the and typically, when you ordered a GM car you had standard options and accessories installed.
1969 pontiac firebird muncie rock crusher wide ratio pro touring posithis is a 1969 firebird that have been working diligently on for the last year, nd just got it running, nd did the engine break-in procedure, nd it runs awesome. car has very little rust, nd was stored in rock crusher sale new super heavy duty direct replacement and strongest made with muncie auto gear super case and strongest close ratio or wide ratio gears. spline input and large spline output shaft.the wide ratio gear set is based on the 2.52 first gear ratios and is available in both and spline inputs. contact us for suggestions of which set would best serve your application. this is an example of a oem speed.
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