Lightweight Billet flywheel for Mercury V8 450/500R (+50HP)

The Kong Performance Billet Lightweight Flywheel is a bolt-on upgrade for Mercury Racing 450R or 500R engines, reducing rotational mass and improving throttle response.

• The description claims the integrated adjustable timing advance adds approximately +50 horsepower per engine.
• The description claims the flywheel is 40% lighter than the OEM 450R flywheel and 35% lighter than the OEM 500R flywheel.
• The description claims the flywheel is engineered for reliability in harsh marine environments.
• The description claims the product is backed by a 5-year warranty and a 100% money-back guarantee.