The Harrop Single Plane manifold has been developed using years of racing experience to deliver the performance enthusiast with a quality enhancement product.
It is the perfect performance manifold for any Holden vehicle fitted with legendary Holden V8 engine and late model heads, suitable for both carburetor and injection engines used in competition purposes as well as those who want maximum performance from their engines at higher RPM.
These units have a height of 180mm from base of manifold to pad height and have a large efficiency range from 3500rpm to 7000rpm.
If maximum performance is what you need, then this is the manifold for you.
Engine/Carby Applications:
Holden cast iron V8 with late model EFI heads. (Injected version incurs additional fee)
Pad pattern suits Holley 4150/4160 Square Bore