Replacement Blower Supercharger Pulley 8mm 48 tooth An engine with a 4340

An engine with a 4340 billet steel crankshaft will rev faster and cleaner due to the different harmonics produced from the high grade material

high-tech styling

Speedmater also makes floater axles in multiple lengths to complete your project at get to the races

Speedmaster Input shafts can withstand the stresses and the added power

Replacement Blower Supercharger Pulley 8mm 48 tooth An engine with a 4340Are you looking for replacement pulleys for your supercharger? Look no further we have the pulleys for you! These genuine replacement pulleys are made from high quality materials. Pulleys can be replaced with pulleys of the same or different diameters, to increase or decrease boost levels.