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Ask Dominick Your Own Question
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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My 97 mercury force has ltttle power under load,

Customer Question

***** ***** my 97 mercury force has ltttle power under load, without load throttle seems good under load 2000 rpm and its sluggish. Starts good I adjusted the idle to idle around 1000 rpm
JA: Thanks. Can you give me any more details about your issue?
Customer: boat will not run above 2000 rpm under load
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Submitted: 1 year ago.
Category: Boat
Expert:  Tan replied 1 year ago.
Hello. My name is ***** ***** done a spark and compression test? The engine with no load will rev all day long on just 2 cylinders. If you have weak or no compression on one cylinder it won't turn up under a load. If you have weak or no compression it will not turn up with any power.