Offenhauser 5492 Chevy 348 Dual Quad Manifold
$656.00Offenhauser 5492 Chevy 348 Dual Quad Manifold. Offenhauser 360 Equa-Flow Manifolds are engineered to overcome the problem of starved cylinders by providing the flow characteristics necessary for maximum horsepower output. 360 Equa-Flow design means that every cylinder receives the same amount of fuel/air mixture.