Namura Oversized Piston Kit for Yamaha YFB250 / YFM250 Models - 71.95mm - NA-40015-4 MPN_WR101-055 Product Details Tire Diameter Speed

Product Details Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line Wiseco Piston Kit Part Number 4156M06650 Fitment Type Unit Sale Qty Each Style Material Color Size 66

Fitments 2012 Suzuki RM85

2004 Yamaha YFM660 Raptor

Our ESR516 incorporates a very efficient heat sink which keeps the temperature of the unit down

Stroke: 41/40mm

Namura Oversized Piston Kit for Yamaha YFB250 / YFM250 Models - 71.95mm - NA-40015-4 MPN_WR101-055 Product Details Tire Diameter SpeedNamura Technologies Piston Kit Namura gives you a higher performance piston without the higher price MOS2 Coated Skirts increase heat transfer and reduce friction to eliminate cold seizures. Higher silicon content reduces expansion rates and increaseswear resistance. Machined Smooth Heads Reflect combustion heat and reduces carbon buildup. Namura piston kits come with the piston, a set of OEM quality rings, a wrist pin, and circlips. Why replace your