ninjette.org - View Single Post - '09 250 Drops to 1 cylinder on highway, I'm stumped.

Triple Jim · November 4th, 2023, 06:03 AM

I'm glad you found the trouble. I had the stock filter at the carb inlet cause trouble too. Without my realizing it, it slowly got more and more restricted until it got to the "perfect" point you said. I now run a pleated paper filter in the line.

November 4th, 2023, 06:03 AM	#15
Triple Jim Guy Who Enjoys Riding Name: Jim Location: North Carolina Join Date: Jul 2016 Motorcycle(s): Ninja 250 Posts: A lot. MOTM - Oct '18, Aug '17, Aug '16	I'm glad you found the trouble. I had the stock filter at the carb inlet cause trouble too. Without my realizing it, it slowly got more and more restricted until it got to the "perfect" point you said. I now run a pleated paper filter in the line.