Tru Power Engine Kit. 4-Cylinder Perkins Diesel, 203 CID. 3.6 inch Standard Bore. .040 inch Sleeve Flange Thickness, Injectors at Angle in Cylinder Head, 2 Piece Rope-Type Rear Seal. Engine Overhaul Kit. Contains sleeves & sleeve seals, pistons & rings, pins & retainers, pin bushings, complete gasket set, crankshaft seals, intake valves & seals, exhaust valves, valve retainers, springs, guides.Standard rod & main bearings. For 356 Series Industrials, MF65 Series.