Tru Power Engine Kit. 4-Cylinder Diesel, 219 CID. 4.02 inch Standard Bore. 3-Ring Piston, Keystone Top Compression Ring, No Grooves on Sleeve. Engine Overhaul Kit. Contains sleeves & sleeve seals, pistons & rings, pins & retainers, pin bushings, complete gasket set, crankshaft seals, intake & exhaust valves, springs, guides, retainers. Standard rod & main bearings. Check length and add rod bolts TP-R74194 (2.125”) or TP-R80033 (2.325”). For 2030 Series, 2440 Series.