How often should I change my plugs in my Optimax?
How often should I change my plugs in my Optimax?
Every 364.99 days... or 100 hours of operation, whichever occurs FIRST.
See the FAQ in the 3L Forum (moving your thread to the correct forum for ya).
Dual Mercury Master Technician- for Mercury Outboards, Mercruiser and Mercury Racing at European Marine in Greenville, SC.
Still consider myself a "Marine Apprentice" after 47 years (learn something new every day).
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