Tru Power Engine Kit. 4-Cylinder Gas, 125 CID. 3-3/8 inch Standard Bore, 3-7/16 inch Overbore Supplied. Engine Overhaul Kit. Contains sleeves, pistons & rings, pins, overhaul gasket set, cam bearings, valves, springs, guides, keys, .020 inch rod and main bearings. For 1B Series, B Series, B125 Series, B15 Series, C Series, CA Series.
