Phase 1 Cylinder Heads suitable for Mild Road and Off Road Vehicles.
Standard Cylinder Heads fitted with
New 4.6 Efi Valves, 4.6 Valve Springs, Hi Flo Guides, Neoprene Stem seals.
Acid Dipped, Refaced, Blended Valve Throats for increased torque.
Seats vacuum checked, surface finis to lower Ra than factory heads and ultr-sonically cleaned to ensure internal surfaces are as clena as the external.
Core plugs removed and replaqced with new to ensure oil ways are 100% clean.
Surcharge Exchange £125 each.