hi guys.. i have an issue. im looking at buying a 1992 vr6 in mint condition apart from the obvious( snapped timing chain).. will i have to take the head off completly? the bloke reckons its bent the valves. i will be repairing it myself and just wonderd how much would i be looking for parts?.. would be great if someone could help as im not clued up with these engines.. cheers.