Before installing the cylinder heads, check the LS1 block deck for warpage. Our LS engine reference specifies maximum flatness of 0.004 inch within 6 inches and 0.008 inch across the deck.
A smoking turbo does not always need rebuilding. Restricted oil drainage, crankcase pressure and installation errors can force oil through a healthy turbo.
The Exhaust Gas Recirculation Valve inside of your Ford F-150 is responsible for scavenging exhaust gases from the intake and route them to reduce emissions....