Cummins Piston Pin, 3950549

replaces: 3950549

CPL 8159, 8220, 8430, 8535, 8536, 8537, 8538, 8539, 8569, 8570
Our piston pins are carefully developed through extensive research and precision work with a smoother surface allowing equal hardness on all sides of the piston pins. Undergoing an inner, outer and depth hardness heat treatment process, our piston pins are sure to stand against any harsh conditions.