Weiand Pro Street Supercharger kits are engineered to give you a 25% to 40% gain in power – while maintaining outstanding streetability. All Weiand blowers feature 100% new parts (no remanufactured components), including new thick–wall cases and rotors to eliminate high–RPM flex. This low profile kit is 2.00" lower overall than the 6521–1 kit.
Long Nose 10–Rib Drive Belt Low Profile Polished Finish
Will work with three V-belt accesory drive Pulley systems. Not compatible with serpentine accesory drive systems. Long nose kits fit most short and long water pump applications. This kit can be used on oval port heads with a "trim to fit" gasket.