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The Wiseco 104.83mm (4.127 in) top piston ring is a precise replacement for Wiseco 4‑stroke pistons, delivering compression sealing and oil control. Made to Wiseco’s specifications and tested for race‑ready performance, this top ring is intended for matching Wiseco pistons or engine rebuilds where accurate 104.83mm ring sizing and reliable sealing are essential.
Wiseco 104.83mm (4.127inch) Top Ring Ring Shelf Stock
