Speedwerx - Polaris 850 Patriot & 850 Patriot Boost Stealth Cylinder Head RB-2S165-W ZRP Polaris Switchback Assault 1"

ZRP Polaris Switchback Assault 1" Offset Spindle Set - Black

Kit includes new self-lubricating bushings and a single (grade 8) through bolt

2022 850 PRO RMK AXYS 163 3"

2 1/2 jam nuts

Stronger than OEM

Speedwerx - Polaris 850 Patriot & 850 Patriot Boost Stealth Cylinder Head RB-2S165-W ZRP Polaris Switchback Assault 1"Speedwerx Stealth Cylinder Head Polaris 850 Patriot 850 Patriot Boost This new twist on our Stealth Cylinder Head design is the best head option on the market to improve the throttle response and acceleration of your machine. These heads are built from raw, unfinished head castings which offers several advantages over a full billet head or our traditional Stealth Head Mod with a billet dome. Starting with a raw casting means we aren't limited to