Motorcycle Questions? Ask a Mechanic.
Hi, I’m Louie. Sorry you had to wait awhile but I’ll do my best to help.
Initially, it would appear to be a fuel delivery/starvation issue. Proposed preliminary checks (if have not been done):
Good luck and thank you too for the opportunity to be able to share the information.
Thank you for your kind understanding of automated / systems generated messages.
The power band on all engines would be when/where there is maximum power on a particular RPM range. Thus, the engine has first to reach this RPM range: