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I have milky oil in my mercruiser 5.0 260hp MPI 1996
I have milky oil in my mercruiser 5.0 260hp MPI 1996 engines. This boat sat from March until I bought it in October. I have run the engine on a trailer with freshwater and changed the oil 2 times with… read more
Jason
Jason
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Vocational, Technical or Trade Scho
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Just replaced cylinder heads on 5.7 mercruiser (chev 350)
Just replaced cylinder heads on 5.7 mercruiser (chev 350) … read more
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Jason
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This question already asked. About 2007 mercruiser 4.3 but
Jason, this question already asked. About 2007 mercruiser 4.3 but couldn't find a place to continue with the conversation. Need torque specs, intake manifold, exhaust. Procedure and bolts dry or if I … read more
Jason
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Tan My Bayliner froze up while sitting unused months, rings
Hi Tan My Bayliner froze up while sitting unused for 6 months, rings froze but are now free, a valve froze, the head is off and all valve stems are rusty as is the springs and everything. What do you … read more
Tan
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What is indicated by water/oil mixture exiting from the gas
what is indicated by water/oil mixture exiting from the gas bypass hose out of exhaust manifold 0f 350cu/in marine engine… read more
Ted G.
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I have 2003 Suzuki 115hp 4 storke that is getting hot and loosing
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Jason
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I have twin 1986 mercruiser 350 cu in 260HP with 1100 hrs
I have twin 1986 mercruiser 350 cu in 260HP with 1100 hrs running time.In the left engine over the past 2 years have noticed more moisture in the rocker box lines that go up to the flame arrestor and … read more
Tan
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I have a 1996 Bravo 7.4l Carberated. I am not sure which I
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Jason
Jason
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i have water in my oil how can i check if is the riser,exhaust,intake
i have water in my oil how can i check if is the riser,exhaust,intake maniford,head gasket,heads or crack engine and the best way to fix it with out costing me a arm and a leg. the engine is a mercrui… read more
Tan
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I have a 1979 350/260hp chevy mercruiser with 440hrs. on it.
I have a 1979 350/260hp chevy mercruiser with 440hrs. on it. It starts good when first on the water, but after running for awhile it wants to die @ idle. I pulled all of the plugs and ran a compressio… read more
James
James
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I have an 1991 BAJA 29 footer w/ 2 350cid Chevy engines. Took
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Jason
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I have a Sea Ray Sundancer 270 with twin 5.7 mercruiser. The
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Jeremy R.
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I have a 1985 Formula (Thunderbird) 242 LS with twin MerCruiser
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i have a 1987 mercruiser 165 4 cyl. seems to be leaking coolant
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Good morning, I have a 1986 Pachanga 2 withe the 350 mag.
Good morning, I have a 1986 Pachanga 2 withe the 350 mag. mercruiser. I think I need a new intake manifold gasket for the following reasons. Rough Idle, will not idle below 1000 rpm. Sprayed WD40 on t… read more
Whitecap36
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Have a mercruiser 260 hp (1984) Just checked engine oil and
Have a mercruiser 260 hp (1984) Just checked engine oil and found it overfull and milky (water) Is this probably a head gasket issue or can there be exchange through the manifolds… read more
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16 year old 5.0 litre mercruiser engine wont start. Sounds
16 year old 5.0 litre mercruiser engine won't start. Sounds liek it want to but won't Fuel appears good! Spark Good! Did not check compression. Removed spark plugs and noticed moisture and rust. Clean… read more
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Meet the Experts:

Dominick

Dominick

Marine Mechanic

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

Ted G.

Ted G.

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

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John White

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Jason

Jason

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Tan

Tan

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Jeff G.

Jeff G.

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Captain Dave

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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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