Namura Piston Kit for 1987-06 Yamaha YFZ350 Banshee - 64.95mm - NA-40001-4 MPN_617M06700 Part Number: 25-1537

Part Number: 25-1537

2018 Polaris RZR 900 S EPS

Piston Size: 56

Powder coated in performance yellow

Namura Piston Kit for 1987-06 Yamaha YFZ350 Banshee - 64.95mm - NA-40001-4 MPN_617M06700 Part Number: 25-1537Namura Technologies Piston Kit Part Number: NA 40001 4 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 increases wear 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