Major Engine Overhaul Kit

Major John Deere Overhaul Kit for engine 6.404T/A Diesel, 400 Series. 6 CYL. with Block #: R43310, R45980, R47110. Bore: 4.25” (108mm), Piston Pin: 1.61” (41mm). Kit includes: Piston Liner Kit, Main Bearing, Thrust Bearing, Thrust Washer Set, Connecting Rod Bearing, Connecting Rod Bushing, Connecting Rod Capscrew, Camshaft Capscrew, Front Crankshaft Seal, Rear Crankshaft Seal, and Overhaul Gasket Set without Seals. Fits John Deere models: 5440, 644, 644A, 646, 646B, 690, 690A, 4320, 4520, and 4620.

6 CYL. BLOCK #: R43310, R45980, R47020, R47110; PISTON MARKED: AR50624, AR50940

Bore: 4.25" 108mm, Pin: 1.61", 41mm