"Warrior" Cylinder Heads
Either 3.9 or 4.6 configuration.
Stage III porting optimizes port sizes for high performance use and increses the size of the valves substantially. These heads are recommended for any performance engine up to 5.0 litre and will give excellent gains in performance, volumetric efficiency and fuel economy when correctly installed and managed. The exact specification for these heads can be found in the Head Porting section of this website.
Price is for 1 pair.
£1,195.00
Exchange item required 
Outright surcharge: £150.00