MOPAR PERFORMANCE M1 SINGLE-PLANEThe M1 single-plane runs with the pack as far as this type of manifold goes ... on a big-inch mill packing 650-700 hp. OFFENHAUSER DUAL-QUADOur first multicarb ...

early Oldsmobile OHV V8 and Studebaker Champ six-banger were still sufficiently mainstream in the enthusiast world that it made sense for Edelbrock and Offenhauser to manufacture intakes for them.

Offenhauser Dual-PortDual-Ports use an unusual ... Price:We Paypal'd someone $100.69 for the privilege of owning this manifold. Mopar Performance Six-PackMopar guys rejoice: The Six-Pack did ...