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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Stage 1: 91 Octane +10HP over stock boost output
long-lasting solution
Unlike bolt-on parts that target a single area of performance
improve fitment
Polaris 850 Patriot Boost RMK Ultimate TRI Clutch Kit Ski-Doo-Summit-SP-X-850-2017 Stage 1: 91 Octane +10HPEnhance your Polaris Patriot Boost RMK's performance with Silber's Ultimate Clutch Kit, meticulously engineered for the dedicated mountain rider. This kit delivers improved low end throttle response, robust mid range pull, sustained peak RPMs, and immediate backshifting, ensuring you harness every ounce of power your sled offers. Key Features: Adjustable Clutch Weights (75 88 grams): Tailor your setup to match specific riding conditions and personal