1650cc (160 lbs hr at 43.5 PSI fuel pressure) FIC Fuel Injector Clinic Injector Set for Ford Shelby GT500 (2007 2014) Ford GT40 (2005 2006)(High Z) (is404 1650h) AMS Performance This was only achievable with This was only achievable with the incorporation of the TGV section of the manifold the ID F750 offers numerous features designed to increase performance and function FTW and other MTBE oxygenated race fuels Fuel Injector Clinic’s 1650cc min high impedance injector is the largest high impedance injector compatible with all race fuels and has excellent idle performance in street driven cars while still providing enough fuel to support higher horsepower output on both E85 and gasoline