2009 yz450f

hey im new to the 4 stroke community. I picked up a 09 450f and I am investing for enduros. was wondering about some of the after market parts availability. the boysen hot start? boysen water pump?  what type of clutch would work best for trail racing? feedback!

Rekluse (core exp)

what about a water  pump? I plan on riding in high elevation as well

+1 on the heavy gytr flywheel.

I would do wraparound handguards too.

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