I love my Fords The effie a 1979 long wheel base has 429 heads, Edelbrock Dual plane Air Gap rpm Manifold an Edelbrock 194 degree/inlet and 204degree exhaust cam ,with a 750 double pumper Holley carb 11and a1/4 Compression ratio roller rockers custom made extractors and has been fully balanced dynode at 520HP at the rear wheels shutting down at 6,000rpm for safety ,a real sleeper ,when I drive it with my big white cowboy hat I turn into Bubba billy Bob.