manley valve, race flo, intake, 33.6 mm head dia., 6 mm stem dia., 98.55 mm length, for toyota supra, set of 12

Manley Race series performance valves are a great choice for your bracket, oval track, or high performance street engine. All valves are made from stainless steel (intakes are NK-842; exhausts are XH-426) with chrome stems and hardened valve tips. In addition to being made from high-quality materials, Race series valves are swirl polished and fully machined.