2011-2012 8-Rib Drive Upgrade (for vehicles with factory 4-Bolt Water Pump Pulley)

The Vortech 8-Rib Supercharger Drive Upgrade with Crank Damper Pulley; 4-Bolt enhances belt traction and stability to optimize power transmission in forced induction applications. Designed to work seamlessly with factory automatic drive belt tensioners, this upgrade improves the efficiency and reliability of the supercharger drive system on select Mustang GT models. It enables enthusiasts to sustain higher boost levels while maintaining drive system integrity. Manufactured with precision-machined components and quality hardware, the upgrade includes an 8-rib supercharger pulley and matching belt, as well as replacement pulleys for alternator, water pump, and idlers along with the crank damper screw. The parts are engineered for durability and performance, finished to professional standards ensuring both functional and aesthetic integration into the engine bay.