Piston pins are small, sturdy rods that connect the piston to the connecting rod in an engine. They help the piston move up and down smoothly, transferring power from the engine's combustion to the crankshaft. Full definition
Powder - metal connecting rods have a full - floating piston pin with diamond - like carbon coating for friction reduction. (greencarcongress.com)
High - strength, forged - alloy pistons - developed using advanced telemetry measurement - are coupled to powder - forged connecting rods with high - load - capacity bushings and diamond - like - carbon - coated piston pins. (bergeyschryslerjeepdodge.com)
Fitted to the forged - steel crankshaft are new powder - forged - steel connecting rods that feature a full - floating piston pin with diamond - like carbon coating. (greencarcongress.com)