The supercharger pulley upgrade package is designed to enhance the new LS9 Corvette ZR1 supercharged engine. This package 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.
680 BHP / 660 lbs ft of torque
– 2.60 inch diameter steel supercharger drive pulley – powder coated black – 11 rib
– 100 mm aluminum double bearing idler assembly
– LS9 solid supercharger isolator coupling
– 160 Degree thermostat
– Port and polish supercharger snout
– Increased boost level 12 – 13 psi
– Professional engine modifications, testing & PCM tuning
– Chassis dyno report before & after installation
– Excellent drivability, highway mileage not adversely affected
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Normal installation time required: 3-4 days with pre-scheduled appointment. Installation time may change based on current production levels. Package inclusions are subject to change without notice.
Items on this page are not legal for sale or use on California pollution controlled motor vehicles.