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Dominick, Marine Mechanic
Category: Boat
Satisfied Customers: 1009
Experience:  25 Years Experience as Mechanic, 20 Yrs Boat Yard Owner/Mechanic, Factory Certified
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I have a 1990 mariner 60hp 3 cylinder that seems to run OK

Customer Question

I have a 1990 mariner 60hp 3 cylinder that seems to run OK but usually runs 42 mph and only getting 29 mph. Top coil is new but only shows 5-6 volts and stater was new with about 15 hours on it! I'm confused!
Submitted: 3 months ago.
Category: Boat
Expert:  Noel Schembri replied 3 months ago.

Hello my name is ***** ***** I will assist you. Do you have spark on all 3 spark plugs?


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