Sputtering yamaha 30DEO 2 stroke

Macker13

Cadet
Joined
Jul 17, 2017
Messages
6
https://youtu.be/z1HAJ3Lb5rE

does anyone know what’s causing this sputter?

I have:

changed fuel
changed fuel line
changed fuel tank
changed all spark plugs
rebuilt carbs and cleaned in ultrasonic bath
synched carbs

what else can i do?

it runs fine flat out on water but just sputters like that on tick over and low/medium revs
 
Top