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I have a 2002 merc 4 stroke will get up 4000 rpm pulling a
i have a 2002 merc 4 stroke will get up 4000 rpm pulling a tube or 5500 rpm just riding runs a while about 15 minutes then rpms start dropping have to turn enegine off then runns fine another 15 to 20… read more
Charles
Charles
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2 questions First off I have a 225 merc black max outboard
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Jason
Jason
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I have a 40hp 2cycle mercury tiller 1995 on 15 boat at 6500
I have a 40hp 2cycle mercury tiller 1995 on 15 boat at 6500 feel elevation. Planes off quick with a person in the front with just me it won't plane. My prop is 11 pitch. Would a different pitch work?… read more
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I have a 1989 200 efi 2.4 Lt it will run hot at 4000 rpm and
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I just purchase a omc cobra 4.3 litter colling 4 winds boat.
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Jeremy R.
Jeremy R.
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Have a 2004 280 Sea Ray Sundancer. Twin 4.3 mercs EFI. One
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orcamarine
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purchased "new" 2006 johnson 90hp v4 2stroke for 20 foot pontoon
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Tan
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I have a 06 optimax, beeps 4x ever two min and wont go over
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Jason
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I have a 5.0 225 Merc Cruiser engine in 21 Sea Ray Purchased
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I have an 87 4.3 liter merc that when you run it over 3200
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I have a Mercury 150hp oil injected outboard that I recently
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HELLO AGAIN....still having troubles with the aq125 on our
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K. Kergan
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I have a reman 1989 merc 4.3 litre engine in my Searay. Has
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Thanks for your time. I will be inspected at 1989 Celebrity
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port engine 10 to 15 degree hotter 170 degree should be 155
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gearheadII
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My boat is only getting about 4000 rpm acts like it is starving
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A have an f115 2005 Yamaha outboard. It has a vibration in
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After every cool-down of 1-2 hours or more, my 3.7L Merc sterndrive
After every cool-down of 1-2 hours or more, my 3.7L Merc sterndrive produces a lot of smoke when started up. Smoke disappears after about 30 seconds. She then cruises just fine at 3400rpm or so but th… read more
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Meet the Experts:

Ted G.

Ted G.

Rigger, Diagnostician

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40 years boating, Safe boating instruct., Offshore Race promoter, Failure Analysis, Expert Witness

Dominick

Dominick

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1,009 satisfied customers

25 Years Experience as Mechanic, 20 Yrs Boat Yard Owner/Mechanic, Factory Certified

John White

John White

Marine Mechanic

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11 years experience working on outboards, inboards, sterndrives & pwcs

Jason

Jason

Marine Mechanic

22,043 satisfied customers

Degree in Marine Technology. Gas and diesel marine mechanic.

Tan

Tan

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40 yrs. experience with complete engine repairs both inboard/outboard and MerCruiser Certified Technician.

Jeff G.

Jeff G.

Marine Mechanic

4,730 satisfied customers

42 years experience, Certified Master Technician, All Major Outboards, Sterndrives, Hi-Performance

Captain Dave

Captain Dave

Marine Mechanic

3,847 satisfied customers

USCG Licensed Captain, 20+ Years Boating, Fishing, Maintenance and Repair Experience

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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