Our Master Rebuild Kits are complete with all of the vital rebuild components. This kit is for EARLY M-20 and M-21 High Performance Muncie Transmissions with bronze rings and 12 front ball bearings. 7/8" countershaft. BCA bearings or equivalent. In this Master Kit you get synchronizer rings, case bearings, spacers, snap rings, needle bearings, strut keys and springs, small parts kit, synchro kit, gaskets, extension housing bushing, side seals, countershaft, thrust washers, oil slinger, main drive gear nut, bearing and taper pin. A great quality kit and a super value!

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Early Muncie High Performance M-20 & M-21 Premium Master Rebuild Kit

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