It hadn't been used since its last rally last year and I did notice dirt on the chain.
I'm hopefully picking up a Haynes Manual during the week so I'll check the chain tension then as I know nothing about 640's yet.
2004 KTM 950 Adventure S. (GO!!!!!!!!!!!)
Africa Twin XRV750 RD04
IBA membership no.35934
"In the spirit of adventure, open to all riders and carrying a message of friendship between all men"- Thierry Sabine 1977 founder of the Paris Dakar -