Carbs are lableled # 339169
Top carb gets fuel bottom does not. Both cylinders 125 psi with good fire. Runs on upper cylinder only unless i bump choke then both run smooth for a few seconds.
Rebuilt carbs to included floats, needles and seats, all gaskets. Cleaned well before assmbly. Replaced...
I am looking for the recommended starting point for tuning the idle on a 98' 50hp Johnson. It has 2 carbs and I was going to begin at 1-1/2 turns out. (idle screws)
I thought I would save time by first visiting this site.
Additionally, does turning the screw in or clockwise lean the mixture...
