Trick Flow Ford 4.6/5.4 195cc Head. These are the TFS Ford Twisted Wedge 195cc intake runner fully cnc ported aluminum heads with 44cc chambers for 5.4L or 4.6L based modular engines, chromoly steel. Retainers and a max lift of. Aluminum heads for Ford bracket racers. Trick Flow Twisted Wedge Race 195 cylinder heads are perfect for big bore Ford Modular 2V engine builds as well as engines with superchargers or turbos, high compression E85, big shot nitrous oxide, and other mega-power combinations. The secret lies in the CNC-profiled Twisted Wedge combustion chambers and intake valves moved to the opposite side of the cam. These features provide dramatic increases in mid-lift…