Namura Piston Rings for Yamaha YFZ450 / YFZ450R / YFZ450X - NA-40009R MPN_808865 Part Number: SK1371

Part Number: SK1371

2010 Ski-Doo MX-Z 800R X-RS

2008 Harley-Davidson Heritage Softail Classic (EFI) - FLSTC

2002 Honda CR80RB Expert

Part Number: 18-9270

Namura Piston Rings for Yamaha YFZ450 / YFZ450R / YFZ450X - NA-40009R MPN_808865 Part Number: SK1371Namura Technologies Piston Ring Kit Part Number: Ring Piston Size: Piston Rings are an essential part of piston performance, engine efficiency and durability. Namuras rings are designed specifically for each application with the best materials and precise fitment. Composed of either a highly ductile cast iron or stainless steel alloy. Quality provide excellent wear resistance and a gas tight seal. Sold with enough rings for a single piston. Made in