Tru Power Engine Kit. 4-Cylinder Perkins Diesel, 203 CID. 3.6 inch Standard Bore. .040 inch Sleeve Flange Thickness, Injectors Vertical in Head. 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. .020 inch rod & main bearings. For 356 Series Industrial, MF65 Series.