Offenhauser Dual-Port intake manifold with 4-barrel adapter plat…

Close-up of an Offenhauser 'Dual-Port' aluminum intake manifold installed on an inline-six engine, with a 4-barrel carburetor adapter/spacer plate visible over the mounting flange. The dark valve cover above shows raised lettering, and various vacuum hoses and wiring run through the engine bay.

AI caption February 2010 · Photo 127 of 1564