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Old July 11th, 2018, 06:42 AM   #10
jkv45
Rev Limiter
 
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Name: Jay
Location: WI
Join Date: Jul 2013

Motorcycle(s): '06 SV650n, '00 Derbi GPR, '64 CA77 Dream 305, '70 CL450 Scrambler, numerous dirt bikes

Posts: A lot.
MOTM - Jun '18, Oct '16
Sounds like restricted fuel flow for some reason.

Did you check everything mentioned above? Do you get gas to flow out of the petcock when you apply vacuum to the hose?

Is the tank clean inside? There are screens on the petcock that can clog, and an inline filter at the carb inlet as well.

Fuel filters - https://faq.ninja250.org/wiki/How_do...fuel_filter%3F

Petcock info - https://faq.ninja250.org/wiki/Rebuil...tcock/fuel_tap
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