Harrop H04 Camshaft Package Genuine GM Performance LS1 1.7 Ratio Rocker Arms Kit - Twin 3" cat back

- Twin 3" cat back system

features a mild idle and brings on the boost quite early

- 871288SC Crow Camshaft

The MSD Fuel Pump Voltage Booster is a game changer

- Set of 8 x Deatschwerks Flow Matched 60lb Injectors

Harrop H04 Camshaft Package Genuine GM Performance LS1 1.7 Ratio Rocker Arms Kit - Twin 3" cat backWhat Are The Benefits Of The H04 Camshaft? The Harrop H04 camshaft is the largest supercharger grind available from the team at Harrop. The H04 delivers the biggest increase in performance, Whilst maintaining impressive levels of daily driveability should you need it. The power increase is significant, So expect to upgrade other components such as your fuel system (injectors & pump), Clutch or stall converter & consider cooling to ensure you maintain