Spi SM-09279 T-Moly Series Piston Kit - Standard Bore 3.3464in.

Machined smooth heads. MOS 2 Coating:. Draws heat through piston walls and out the bottom. Reduces heat and friction, for added power and longevity. Helps eliminate cold seizures, and increases durability. Hard anodized crowns. Hypereutectic Cast.

Vehicle Fitment:

2014-2016 Polaris 800 INDY SP
2014 Polaris 800 INDY SP LE
2011-2016 Polaris 800 RMK 155
2011-2013 Polaris 800 Rush
2011-2014 Polaris 800 Rush PRO-R
2012 Polaris 800 Rush PRO-R LE
2014 Polaris 800 Rush PRO-R LE
2015-2016 Polaris 800 Rush PRO-S
2016 Polaris 800 Rush PRO-S LE
2015-2016 Polaris 800 Rush PRO-X
2011-2014 Polaris 800 SwitchBack
2014 Polaris 800 SwitchBack Adventure
2016 Polaris 800 SwitchBack Adventure
2011-2016 Polaris 800 SwitchBack Assault 144
2016 Polaris 800 SwitchBack Assault 144 TD Series LE
2014 Polaris 800 SwitchBack Assault LE
2012-2014 Polaris 800 SwitchBack PRO-R
2014 Polaris 800 SwitchBack PRO-R LE
2015-2016 Polaris 800 SwitchBack PRO-S
2015-2016 Polaris 800 SwitchBack PRO-X