Major Engine Overhaul Kit

Major Engine Overhaul Kit Major John Deere Overhaul Kit for engine 6.404D Diesel, 400 Series. 6 Cyl. with Block #: R40610, R49620, R45950, R47170, R48440. Standard Bore: 4.25” (108mm), Piston Pin: 1.50” (38mm). Kit includes: Piston Liner Kit, Main Bearing, Thrust Bearing, Connecting Rod Bearing, Front Crankshaft Seal, Rear Crankshaft Seal, Connecting Rod Capscrew, Connecting Rod Bushing, Camshaft Bushing, and Overhaul Gasket Set without Seals. Fits John Deere models: 6600, 7700, 600, 4000, and 4020. 6 Cyl. Block #: R40610, R49620, R45950, R47170, R48440; Piston Marked: AR41564, AR48743, AR51799, RE21368, RE40563, RE40564 3 Ring Piston Bore: 4.25" / 108 mm Pin Size: 1.50" / 38 mm