Tru Power Engine Kit. 6-Cylinder Diesel, 381 CID. 4-1/8 inch Standard Bore, 4-1/4 inch Overbore Supplied. 3-Ring Piston, Keystone Top Compression Ring. Engine Overhaul Kit. Contains sleeves & sleeve seals, pistons & rings, pins & retainers, pin bushings, connecting rod bolts, complete gasket set, crankshaft seals, intake & exhaust valves, springs, guides, retainers, .020 inch rad & main bearings. For 4010 Series.

Item#: EOK4441-3-020
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