SPI, SM-09279, 2 Piston Kits for Most 2011-2016 Polaris 800 Snowmobiles Standard Bore 85mm

Manufactured by SPI. Made in Taiwan,Includes 2 pistons, ring sets, wrist pins & circlips as pictured,All SPI pistons, rings, pins & circlips are manufactured to OEM specifications. All individual components are interchangeable with original parts. Piston weight is compatible with original piston,T-Moly series with Teflon-Molybdenum coating. T-Moly series pistons reduce friction, resist seizure & improve durability,Pistons are for standard bore size 85.00mm ***Pistons are made with anti-detonation grooves on intake and exhaust side, compared to exhaust side only on OEM piston***