edward7048
Well Known Member
I pulled the sparkplugs at around 20 and 40 hours and found that
the plugs in cyl.# 1,3,and 4 were black with soot and #2 was clean.
The compression was the same on all cyl., carb. are in balance and
engine runs smooth and have used only 91 octane no ethanol fuel.
Has anyone else had this problem?
the plugs in cyl.# 1,3,and 4 were black with soot and #2 was clean.
The compression was the same on all cyl., carb. are in balance and
engine runs smooth and have used only 91 octane no ethanol fuel.
Has anyone else had this problem?