knocking sound in engine when idling

[maddog2498]

2002 rsv with 134,000 miles. original clutch, original clutch spring with a 2nd after market spring doubled for last 80, 00 miles. Bike runs good but when idling has a knocking sound until you pull the clutch in then it quietness off. What seems to be problem? thank you in advance

[Marcarl]

Probably goes away when you straighten the bike up as well.

Normal.