Tru Power Engine Kit. 6-Cylinder Turbocharged Diesel. 401 CID, 4.4 inch Standard Bore. Basic In-Frame Kit. Contains .020 inch oversized pistons & rings, valve-grind gasket set, oil pan gasket. For 9700 Tractors (8/1976-1978) TW20 Tractors (1979-1982) TW30 Tractors (1979-1982).

Item#: BIFF4052D
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