Customer supplied Hyabusa head CNC port-machined and modified for +1mm oversize 34/28.5mm valves.

34/28.5mm valves available separately.

Any refurbishment work may incur additional costs.

Free UK collection service, free delivery within Europe. Typical turnaround time 14 days or less. Price +VAT.

Part of the All Engine Products, Ford Cosworth YB, Head assembly - Cosworth YB Range