Muncie m21, m22, gear conversion kit 304580ck cobra. The muncie was the top highperformance manual transmission gm offered in its muscle cars of the 1960s and early 1970s. So i got myself a muncie 4 speed to swap into my gto. It was installed in the camaro, chevelle, buick gs, pontiac gto, olds cutlass, and many other classic cars. Complete overhaul kit for muncie 4 speed transmissions, 19661974. He tells us both the m20 wideratio and m21 closeratio transmissions were first offered in 1963. Jeff collins on racing muncie slick shift clutchless super duty m23 super case 4speed drag racing rockcrusher. No matter what youre driving, we have the right muncie 4 speed rebuild kit for your automobile. More info on performance mods, clutches and shifters.
How to rebuild a muncie fourspeed transmission super chevy. Oct 22, 2015 added note about the input shaft cage with needle bearings during the install. The muncie 4 speed,was first designed in 1963,and lasted until 1974. Download our muncie 4speed catalog beaver brook transmission. Mar 02, 2015 introduction to rebuilding gmmuncie 4speed transmissions includes indepth instruction and photos. To understand the evolution of the muncie 4speed you have to look at a. The muncie 4speeds m20, m21, and m22 are some of the most popular manual transmissions ever made and continue to. It is the most complete kit weve seen anywhere and features all the consumable and wear item components.
Muncie m21, m22, gear conversion kit 304580ck muncie m21, m22, gear conversion kit w 10 spline input close ratio 26t input shaft1st gear at 2. Introduction to rebuilding gmmuncie 4speed transmissions includes indepth instruction and photos. Introduction to rebuilding gmmuncie 4speed transmissions. If you buy a muncie rebuild kit online its plug and play with the help of this book. When asking about this transmission put trans number 2 in message. If youre rebuilding a muncie m20 4speed wideratio manual transmission, weve got the muncie m20 rebuild kit you require. Dismantling and cleaning the muncie transmission, part 1 the. Muncie 4 speed rebuild kit m20 21 22 4 speed 78 or 1 pin.
We also offer muncie rebuild kits, racing parts and m22 rock crusher transmissions. It was time to give the muncie fourspeed a rebuild. We offer a plethora of muncie 4 speed rebuild kit for your vehicle needs. Muncie 4 speed transmission book rebuild restore modify m20. Complete units were able to be purchased from gm until the late 1970s.
These quality m20 manual transmission parts, rebuild and overhaul kits are designed to be top of the line overhaul kits. Muncie 4speed manual transmission auto gear equipment. If the breeze from those open windows just isnt cutting it, come by our shop in muncie, in 47303 to get an expert opinion on what we can do to fix your auto ac or heating problems. Faqs muncie 4 speed transmissions and rebuild kits.
Muncie general motors 4speed longitudinal transmissions were developed in three distinct models the muncie m20 wide ratio manual transmission, the muncie m21 close ratio manual transmission and the muncie m22 heavyduty close ratio manual transmission. Parts for the sm465 transmission novak conversions. Gms goal with the muncie fourspeed was to produce a better shift employing larger synchro cones. Muncie 4 speed m20 m21 m22 transmission gaskets and seals muncie 4 speed gasket and seal differences and installation. Description 01 1 21t36511 washer cs24, cs26 02 1 21t36512 plate cs24, cs26 03 1 24t27240 snap ring. General motors muncie 4speed manual transmission assemblies. Muncie rebuild kits on sale now at zequip equipment superstore. Muncie 4speeds m20, m21, and m22 are some of the most popular manual transmissions ever made and continue to be incredibly popular.
Muncie 4 speed transmission parts,gears,bearing kits,synchro rings and more. The kit our master rebuild kit has been assembled for our customers rebuilds as well as our own. Officially 196674 but may be found in earlier rebuilt gearboxes. Rebuilding a muncie m20 transmission 4 speed gearbox youtube. The muncie fourspeed is as legendary as the cars that it was put into, with the m20, m21, and rock crusher m22 models all part of the hot rod. How to inspect and repair muncie 4speed transmissions. No matter what youre driving, we have the right muncie 4 speed rebuild kit for your vehicle. The sm465 is arguably one of the greatest fourspeed transmissions ever built, and reconditioning one is a worthwhile project.
Muncie 4 speed rebuild kit new and used automotive parts. Refresh your page with f5 so you know you have the latest updates. Manual transmission rebuild kits muncie m22 transmission. This gm muncie 4 speed transmission close ratio m21 with one ring on the input shaft, main case number 3925660, side cover number 3950306, tail shaft number 3857584. Also covers how to disassemble and rebuild any manual transmission. Muncie 4 speed transmission wide ratio m20 with no rings on the input shaft. I am planning to disassemble my spare four speed to replace a bad bearing.
The build team is working on dismantling the muncie transmission. Also available with front nut wrench andor cluster pin. Heavy duty competition overhaul kit for muncie 4 speed transmissions, 19661974. We stock a comprehensive lineup of muncie m20, m21 and m22 car transmission parts, including topquality muncie 4speed rebuild kits.
For close to eight decades, the company has produced quality power components and systems like the muncie 4speed transmissions m20, m21 and m22. Locate muncie 4 speed rebuild kit on sale below with the biggest option of muncie 4 speed rebuild kit anywhere online. The ultimate master rebuild kit for muncie transmissions. Muncie 4 speed transmission disassembly and reassembly by. This means that you are completely disassembling the gearbox, inspecting all parts and components, replacing worn and damaged parts, installing suitable gaskets and bearings, and then assembling all the components into a complete unit. We offer a variety of muncie 4 speed rebuild kit for your automotive needs. Upgrade your ride from bias to radial tires and learn how to build your own beadlock rim for your 4x4.
Muncie 4speed transmissions how to rebuild and modify m20. The close ratio gear box,gives you a fairly high first gear,with the rest of the gears fairly close together,for less rpm drop on your top end. 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. The muncie was the top highperformance manual transmission general motors offered in its muscle cars of the 1960. Muncie 4 speed rebuild kit quality auto parts, new, used. I convertedrebuilt a muncie m20 into a wide ratio m22 for my chevelle. Muncie takes its name from its home headquarters in indiana. Home of the worlds best 4 speed muncie transmissions and parts. Muncie 4speed transmission rebuild kit allstate gear. The least expensive online catalog for all your muncie 4 speed rebuild kit needs. Muncie 4 speed rebuild kit csi automotive sales, service. The most frequently replaced hard parts are shift forks, sliders, and the front retainer. We have include information on how to identify individual transmissions, application information, model year, detailed kit and part availability by transmission type.
Muncie 4 speed rebuild kit new and used car and truck parts. The book gives lots of good information on all kinds of stuff about muncies, and the step by step disassembly and reassembly portion is great and has good pictures. Muncie 4 speed transmission disassembly and reassembly by gary howard dba garys gearbox since 1982 9374463265 march 2003 the following article is intended to help the owner of a muncie 4 speed transmission to disassemble, checkout, repair, and properly reassemble his transmission at home. The format is the same but is scaled down to an eight digit system. The muncie 4speeds m20, m21, and m22 are some of the most popular manual transmissions ever made and continue to be incredibly popular. Find muncie 4 speed transmission from a vast selection of manual transmission parts. Mark a jones deltona florida on auto gear super case m22z rock crusher 4speed. Guide to muncie m20, m21, and m22 fourspeed transmissions. Ac repair, heating and radiator repair, muncie in precision. Muncie m20 4 speed transmission parts, rebuild and. The gear box is your online source for t56 transmission parts,t5 transmission parts,borg warner t56, muncie transmission,t10 transmission,super t10 transmission,3550 transmission parts,manual transmission parts,t56 transmission overhaul kit, t56 transmission rebuild,rebuilding a transmission,transmission shift fork,t56 synchronizer assembly,t56 transmission gears,corvette t56 transmission.
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