C&L Performance, Ford Racing Performance Parts, and JPC Racing each released an aftermarket intake manifold for Three-Valve Mustang engine ... our original production runner designs took place ...

Last month we showed what gains were available from three aftermarket Three-Valve intake manifolds ... Given the short-runner design of the cast JPC Racing intake manifold, we expected it to ...

Another improvement came in the form of charge motion control valves ... push the runner length and the plenum out any further than we did." See All 20 Photos The Boss 302 intake manifold was ...