Stage 1 Pulley Upgrade for C6 Corvette ZR1 Air & Fuel Delivery pricing and availability are subject

pricing and availability are subject to change without notice

This part ships freight only

This all 304 stainless steel

Anticipated HP increase over stock engine HP 40-80 HP depending on displacement of engine

Stage 1 Pulley Upgrade for C6 Corvette ZR1 Air & Fuel Delivery pricing and availability are subjectMTI Racing Lingenfelter supercharger pulley upgrade kit is designed to enhance the new LS9 Corvette ZR1 supercharged engine. This upgrade kit produces excellent horsepower and torque improvements over the factory 638 horsepower and 604 lbs ft of torque while maintaining a safe level of boost and supercharger RPM. Testing at Lingenfelter has shown 680 BHP and 660 lbs ft of torque with the pulley upgrade kit installed. The pulley kit will overdrive the