Description Aussiespeed Holden V8 253, 308 high rise tunnel ram intake manifold and single 4 barrel top.Suit Holley and Quickfuel squarebore carbs The Aussiespeed Holden V8 tunnel ram manifold suits red, black & blue motor cylinder heads some extra drilling will be required to suit the 3 different styles of Holden 253 & 308 red, black & blue motor cylinder heads. The centre valley cover holes are part drilled. This AussieSpeed Holden V8 Tunnel Ram manifold includes 1 interchangeable top.THE TUNNEL RAM BASE IS 150mm high from the top to the bottom of the manifold sitting flat on a bench plus the top. 1×4 barrel, 2×2 barrel, 2×4 barrel Polished complete tunnel ram with quick fuel carbs and Aussiespeed air cleaner assemblies.
