Hi,
Beginner, first boat, 18.9 Cobia open deck inboard 3.0 L Merc 1988
just rebuilt my carb, mixture screw ajust on the water has manuel shop states
Compression at 125 to 135 on 4 cyl
new spark plug gap at 0.35
timming set at 2 BTC
cap rotor spark plug wires seems new
I was told that those...