Hamilton Cams 103Lb 24v valve springs 2000 FASS Drop-In Fuel Systems are

FASS Drop-In Fuel Systems are the only Fuel Air Separation System that incorporates these exclusive Performance Radius Cuts

GM/Dodge Coolant Level Sensor

CCSB Crew Cab Short Bed

Direct replacement for left side Boost-Tube (Driver/Cold side)

Hamilton Cams 103Lb 24v valve springs 2000 FASS Drop-In Fuel Systems areStock 24v springs have 78 82lbs of seat pressure at 1. 380. If you are over 35psi(boost or drive pressure), stock springs do not fully control the valvetrain. Intake and exhaust valves can be blown open by boost and exhaust drive pressure which allows reversion. Reversion can hurt your power potential by allowing exhaust gasses to enter the cylinder on the intake stroke. Inert gasses in the exhaust, when re introduced into the cylinder shield the fuel