2002 yamaha r6 how do I replace the sprocket on the crankshaft that turns t?

XS650 head gasket??

Main bulb and back tail bulbs on my Yamaha aerox yq50keep blowing ?

won't start?

is their a fuse on a yamaha dtr 1994 ?

aerox 2011 no power at all?

electrical fault Yamaha Virago 125 1999?

xmax wobbles at 60 kmph when deceralting?

Yamaha jog rr ignition ?

how do i stop the engine high revs when its hot?

what is this purpose?

Yamaha Neos 4 ?

Yamaha vity 125?