WEAPON-X: Procharger F1 "Twister" Camshaft Kit [C7 Corvette ZR1, LT5] Lifters:None we incorporate a silicone hump

we incorporate a silicone hump hose connector at the inlet elbow to absorb motor rock

These 1-7/8 or 2" primaries are a perfect bolt on addition to your non-supercharged C7 engine for increased horsepower and torque

Superior Ignition Ability

Brake pressure

Professional installation recommended

WEAPON-X: Procharger F1 "Twister" Camshaft Kit [C7 Corvette ZR1, LT5] Lifters:None we incorporate a silicone humpWhen 3 digit power is child's play, you turn to the Procharger F1A 94 or F1 X Kits and you and need the perfect cam for more power and a nice aggressive lope on the stock converter in your C7 Corvette ZR1, or LT5 swapped vehicle? Then step into one of our complete WEAPON X cam kits for your next upgrade! All we need is the PCM unlocked and we're ready to rock! Cam Kits include: Camshaft premium 5150 core Custom Spec LT4 PAC . 660 lift dual spring kit,