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Increased tension over the OEM tensioner
The ID1300x² has a minimum fuel mass compatible with gasoline use
delivering long term durability durability
our flywheel is precision-balanced and significantly lighter than stock:
Kong Performance CNC Porting Service for Mercury Racing 400R L6 Supercharger service Increased tension over the OEMKong CNC Porting Service for Mercury Racing 400R L6 Supercharger If you are looking to maximize the airflow through your 400R Verado supercharger, Kong Performance has you covered. Our supercharger port designs are based on years of hand porting experience. All of our latest ports were designed, created, tested, and programmed on our 5 axis CNC in house using highly advanced porting software! PROVEN HP gains with our ported superchargers being used at