Wiseco 102.54mm (4.037inch) Top Ring Ring Shelf Stock

Wiseco 4-stroke piston ring sets are made specifically to Wiseco's specifications to provide ultimate performance and sealing with Wiseco's wide variety of 4-stroke pistons. From compression and sealing to oil control, rings can make or break piston performance, which is why Wiseco rings are developed and tested for race-ready performance.

Genuine Wiseco. Part number 4037FTX.

Imported to order from our US supply partner — allow 7-14 days delivery.