RPM Ski-Doo / Lynx 850 Turbo Blow Off Valve ( BOV ) Kit Polaris Turbo RZR This bumper may look small

This bumper may look small

The pivot joints are reinforced and gusset to make sure the typical stress points won’t break

finish and feel with its ergonomic contours clocked for a confident

throttle transitions

RPM Ski-Doo / Lynx 850 Turbo Blow Off Valve ( BOV ) Kit Polaris Turbo RZR This bumper may look smallRPM Ski Doo 850 Turbo BOV Kit RPM is not new to the BOV industry by any means. We have created this BOV and its spring rate specifically for the factory 850 Turbo Ski Doo based on its vacuum drawn at idle and while NOT under boost. Our kit uses a Patent Pending boost refence port that install post TB's and before the reed valves. The RPM BOV kit not only improves throttle response but takes the stress of the turbo flutter off the turbine wheel