Specialist Components revolutionise the A-series tuning market again with our unique billet alloy 7 port cylinder head. Designed using 3D CAD modelling and rapid prototyping techniques, with over 200 hours of design time, the cylinder head is machined completely from a solid block of aluminium by the latest technology of 5-axis CNC computer controlled milling machine. This cylinder head is a UK designed and manufactured product, manufactured in Norfolk by TML Precision Engineering. Available in two stages. Fully Assembled Cylinder Head. 5 Axis CNC machined from solid. New bronze valve guides. 36/31mm stainless one-piece valves. High quality single springs. New collets, top caps, seats etc. Uses standard rocker gear and…