When i am running 3200- 3800rpm my motor has a surge i am trim uped about half way up on the gauge it feels like i am lifting up on the throttle. Dealer thinks it could be high pressure fule pump???. Any input. 2007 Yamaha 250 HPDI
When i am running 3200- 3800rpm my motor has a surge i am trim uped about half way up on the gauge it feels like i am lifting up on the throttle. Dealer thinks it could be high pressure fule pump???. Any input. 2007 Yamaha 250 HPDI
Highly unlikely. Those pumps are trouble free.