Pay in 4 interest-free payments of $222.37 Learn more
Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
our flywheel is precision-balanced and significantly lighter than stock:
blower inlet
print out your emailed receipt and put that in a box with your supercharger(s)
See comparison which shows an additional 55 degrees of belt wrap in the middle of the belt travel
and continuous high-RPM operation without breaking down
Kong Performance Lightweight Billet Flywheel (+30HP) for Mercury 300R ls9portUpsell our flywheel is precision-balanced andKong Performance Billet Lightweight Flywheel for Mercury Racing 300R Tap into the simplest proven gain in performance for your Mercury Racing 300R with the Kong Performance Billet Lightweight Flywheel engineered for maximum performance, reliability, and simplicity. Key Features & Benefits Built In Ignition Timing AdvanceIncrease +30 horsepower per engine with our integrated timing advance design. No external modules, no complicated setupjust proven,
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