Wiseco Piston Pin- 21 x 50.8 x 9.57mm SW 9310 Piston Pin - S733

The wrist pin has an incredibly vital job, shuttling over 11,000 pounds of force up and down the bore. Wiseco has a large selection of wrist pins, in a variety of sizes and materials such as Alloy 4130 and Tool Steel H13 to fit all of your application needs.