Aussiespeed Holden V8 253, 308 high rise tunnel ram intake manifold and twin 4 barrel top.
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.This height does not include the removable top section
1×4 barrel AS0061
2×2 barrel AS0063
2×4 barrel AS0063
You are buying an AS0050 Tunnel Ram that includes 4 mounting bolts, 2 gaskets and an AS0062 twin 4 barrel top.