GX390 Full race ported & polished cylinder head, milled .100''. The head has a custom valve job and includes lightweight, high flow stainless steel valves, 50Lb valve springs and an aluminium retainer & Split keeper set.
GXTuningStoreUK Friends Green Farm, Weston, Hitchin, Hertfordshire, SG4 7BU, United Kingdom,
GX200TuningStoreUK@hotmail.co.uk
07583153931 If no answer, please leave a text message with your name & number and we shall get back to you as soon as possible!
