Description
STR.99.06.010 Toot24 tooth, .375″ pitch, pump pulley for drag race applications. This ultra-lite pulley is injection molded using a fiberglass reinforced Polycarbonate with an aluminum over molded hub. Not recommended for endurance applications where pump run time, at maximum engine RPM, is greater than 15 minutes per hour (25% duty cycle Composite Pump Pulley.