Offenhauser 5042 Chevrolet 1958-66 348/409 Valve Covers
$643.00Offenhauser 5042 348/409 Chevrolet W series V8 Valve Covers 1958-66
Polished Valve covers. Sold as a pair.
Castings are in house – please allow about two weeks for processing.
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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. Both openings next to thermostat housing are 1/2″ NPT