.035
If there is more than one cylinder then yes
The correct gap is 0.024"
The spark plug gap for a 2003 Mercury 125hp outboard motor is .040"
spark plug gap for a 1996 mercury 30 hp outboard motor?
A 50hp Mercury outboard motor typically has two spark plugs. This configuration is common for two-stroke engines, which often use one spark plug per cylinder. If you have a specific model or year in mind, it's always best to check the owner's manual for precise details.
What is the spark plug gap for a 9.9hp mercury outboard motor
your block is cracked
The spark plugs on a 1988 model, 70hp Johnson outboard, should be gapped to .030in.
.030
.030
.040
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