Wiseco Lightweight Wrist Pin - S508Wiseco Lightweight Wrist Pin - S508 is a Wiseco engine component for powersports top-end service, performance builds, or engine refresh work. The listing is organized around the exact Wiseco part number and available application data so bore, compression, model, and engine-generation details are easier to verify before ordering.Key Features & Technical Details Bore / Diameter: 18 mm Wiseco Lightweight Wrist PIN Wiseco Lightweight Wrist PIN is built for reliable engine performance, rebuild confidence and long service life. Key Features Review specs below. Wiseco unchromed wrist pin2 - 4 cycle use only18mm OD x 53. 50mm Long S508 Part Number: S508 Precision-built for dependable engine performance and rebuild confidence Includes quality internal components for consistent fit and function Designed for demanding... Product Details Brand: Wiseco Manufacturer Part Number: S508 Product Type: Piston Pin Vehicle Focus: Powersports Bore / Diameter: 18 mm CompatibilityThis component is best matched by the exact Wiseco MPN and listed dimensions/specifications. No complete year/make/model table was supplied for this record. WHY BUY WISECO FROM STEEL STEEDS?Engine internals need to be right the first time. Steel Steeds organizes Wiseco parts around exact manufacturer part numbers, technical specifications, and available machine fitment so you can compare rebuild components with less guesswork. Our powersports-focused support can also help you review the listing details before ordering.