08-'14 for Polaris Sportsman 400 HO 2x4 NAMURA Piston Kit 88.89/+1.00 Pol MPN: CKG5157

MPN: CKG5157

Size: 12X8 4/4 4+4

MPN: 10851

All bolt heads are highly polished

Each model is unique and dedicated to maximizing the engine's performance

08-'14 for Polaris Sportsman 400 HO 2x4 NAMURA Piston Kit 88.89/+1.00 Pol MPN: CKG5157Manufacturer: Namura MPN: na 50026 4 Title: Piston Kit Size: 1. 00mm Oversize to 88. 89mm Option: Color: MOS2 (Teflon Molybdenum) Coated Skirts A rolled on application process provides a bond that is 10 times stronger than other spray on coatings. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures Machined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of the piston.