C7 Corvette Z06 LG Motorsports LT4 Balancer and Pulley Kit, increase of roughly 2.5-3 psi over stock

The Stage 1 Pulley Kit can produce over 700 HP and 700 lb-ft of torque at the flywheel over a stock LT4 engine with proper tuning.
No other components are needed other than proper ECM re-calibration (not included) to achieve these results on your own LT4 powered Corvette or Camaro. No changes to the exhaust or fuel system is required.
The Stage 1 Pulley kit includes:
- ATI LT1/LT4 dry sump torsional vibration damper
- 15% overdrive balancer pulley
- Pulley hardware
- Green Back HD Supercharger belt
- 100mm idler kit
- Crankshaft bolt
Boost should increase 2.5 to 3 psi with installation of this kit
No changes in drivablity with proper tuning.