SLP has done it again! Providing more horsepower through combustion chamber design, these billet heads for the Polaris Patriot 850 engine deliver an impressive 6 horsepower peak with an additional 5 to 7 midrange. They are designed to maintain compatibility with 91 octane pump fuel for optimal reliability and consistency. Currently available for use with stock engine/pipe configuration as well as an SLP lightweight silencer and an SLP intake kit (SLP Stage 1.5, which provides a total of 7.8 horsepower peak) with no fuel management changes required.

SLP Polaris Axys 850 Power Dome Billet Heads

  • All domestic orders will be shipped UPS GROUND or USPS PRIORITY MAIL depending on the weight and dimensions of the package.  All international orders will be shipped UPS STANDARD or USPS PRIORITY MAIL INTERNATIONAL depending on the weight and dimensions of the package.  If you have a preference how your package is shipped you may submit a request by emailing us at or leaving a note at checkout. 


    Please allow approximately 15 days for international deliveries.