390 HP w/ Z303 Camshaft -302 cubic inch -390 HP @ 6200 RPM, 360 ft./lbs. of torque @ 5000 RPM with M-6250-Z303 camshaft, 10.0:1 Compression ratio (nominal) -Ford Racing aluminum ìZî cylinder heads M-6049-Z304DA -Forged pistons -HD forged steel connecting rods M-6200-D50 -Ford Racing high-performance hydraulic roller camshaft M-6250-E303 (M-6007-Z50E) or M-6250-Z303 (M-6007-Z50Z) and roller rocker arms M-6564-K351 -New heavy-duty 5.0L Sportsman block, oil and water pumps and harmonic damper -Great engine for serious performance applications