Has become really noisy at startup from cold. It's fine when the bike has warmed up. Off to France next week (2500 miles ish). Is it worth changing before I go or will it go on forever? I suspect I already know the answer and will be adding more loot to funding Motorworks' Crimbo party, but...

Does anybody know of a UK based tuner for the F650/Rotax motor that could supply a MANUAL Cam Chain tensioner to replace the hydraulic one fitted as standard. Thanks

I have followed the instructions here: http://faq.f650.com/FAQs/CamChainFAQ.htm But the noise persists. I checked the hydraulic damper and it does not compress under pressure(by hand) and does not seem to have any scores on the outside of the damper! Is there any other way of checking it? I do...