... suitable to automobile, motorcycle, truck, tractor and etc.2. Piston pin for many type cars: Toyota, Nissan, Benz, Caterpillar, Komatsu, ... Isuzu, Mitsubishi and etc.3. Piston pin with high wear resistance, good storage oil and high corrosion ... Such as1.crankshaft, camshaft, con rod,2.cylinder head, cylinder block, cylinder liner,3.piston, piston ring,4.engine valve, engine ...