Namura Piston Rings for 1987-06 Yamaha YFZ350 Banshee - 65.94mm - NA-40000-8RN 2012 Yamaha WR 250 F 2007 Honda TRX500FM Foreman S

2007 Honda TRX500FM Foreman S 4x4

Part Number: CBK0068

1997-01 KTM 50 LEM

Fits:  2001-03 Honda CBR1100XX Blackbird

2020 Polaris Sportsman 570 Touring

Namura Piston Rings for 1987-06 Yamaha YFZ350 Banshee - 65.94mm - NA-40000-8RN 2012 Yamaha WR 250 F 2007 Honda TRX500FM Foreman SNamura Technologies Piston Rings Part Number: NA 40000 8RN Piston Rings are an essential part of piston performance, engine efficiency, and durability. Namura piston 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. Often overlooked and unglamorous, they are an essential