1988 evinrude 4hp rich/lean knob???

ben33904

Recruit
Joined
Jul 21, 2011
Messages
4
does anyone know how to tune these little motors using the knob on the front ive been doing it by sound and keeping it about 2 turns open i was told as long as i got blue smoke ill be ok but i want to be sure
 

Daviet

Fleet Admiral
Joined
Sep 24, 2008
Messages
8,958
Re: 1988 evinrude 4hp rich/lean knob???

Normally you turn the valve in until the engine sputters and then turn it out until it idles propery. Static setting is 1 1/4 turn out and adjust the engine in the water for best idle.
 
Top