Help - Search - Members - Calendar
Full Version: sx rpms
HCS Snowmobile Forums > Snowmobile Forums > Yamaha General Discussion
shawnr1123
when i pin it the rpms fly up to 6000, stay there for a little while, then finally go the peak at out 7000-7500



Do i need a new belt???
Turk
Sounds like you need a primary clutch rebuild. A worn belt will raise rpm,s. You should be 7800 rpm. Yammie twins are hard on weight/roller bushings.
This is a "lo-fi" version of our main content. To view the full version with more information, formatting and images, please click here.
Invision Power Board © 2001-2008 Invision Power Services, Inc.