Major Engine Overhaul Kit

Major Engine Overhaul Kit Major John Deere Overhaul Kit for engines 4.270 Diesel, 400 Series. 4 Cyl. with Block #: R40700, R47520, R48430, R50610, R72127. Bore: 4.25” (108mm), Piston Pin: 1.50” (38mm). Kit includes: Piston Liner Kit, Main Bearing, Thrust Bearing, Thrust Washer Set, Connecting Rod Bearing, Front Crankshaft Seal, Rear Crankshaft Seal, Connecting Rod Bushing, Connecting Rod Capscrew, Camshaft Bearing, and Overhaul Gasket without Seals. Fits John Deere models: 500A, 500B, 500C, 510, and 3020. 4 Cyl. ^ Block # R40700, R47520, R48430, R50610, R72127; Piston Marked: AR41564, AR48743, AR51799, RE23168, RE40563, or R40564 3 Ring Piston Bore: 4.25" / 108 mm Pin Size: 1.50" / 38 mm