7700YCA Wiseco 4 Cycle Piston Ring Set – 77.00mm Designed for endurance and sustained-RPM

Designed for endurance and sustained-RPM 2-stroke riding

50 mm Bore – 1

Passes JASO T903 wet clutch friction test to highest level – JASO MA2 / JASO MA

Pro-Lite is the staple of 2-stoke pistons

Wiseco knows top end bearings are crucial to your top end rebuild

7700YCA Wiseco 4 Cycle Piston Ring Set – 77.00mm Designed for endurance and sustained-RPMWiseco, Piston Ring Set, 4 Cycle, 77. 00 mm Bore Wiseco 4 stroke piston ring sets are made specifically to Wisecos specifications to provide ultimate performance and sealing with Wisecos 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.