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mercruiser 470: I talked to jason a boat mechanic about my
I talked to jason a boat mechanic about my boat, it is getting water into the oil, i would like to know if the exchanger and cooling tank are was just sealed with a gasket type cement, is it possible … read more
Tan
Tan
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My 5.7 litre mercruiser sat in our covered garage, not having
My 5.7 litre mercruiser sat in our covered garage, not having run it since October. Charged the battery, and it fired right up. Was idling it (fresh water through intake of course) with water being di… read more
Jason
Jason
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Vocational, Technical or Trade School
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Hi, I have a Mariah 21 foot that I bought new in 1996 with
Hi, I have a Mariah 21 foot that I bought new in 1996 with a MerCruiser Thunderbolt 5.7 ALphaOne i/o drive. I am decided to winterize it myself and I think most things were obvious. The only thing I c… read more
Tan
Tan
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I have a 1985 Mercruiser 5.7. just purchased, with a starter
I have a 1985 Mercruiser 5.7. just purchased, with a starter problem. found reason is due to water in the cyliders, 1 bank only. understand the riser issues and are having them pressure checked, but i… read more
Tan
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I have a mercruiser 5.7 liter V8 on a Sea Ray Sundeck 260.
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James
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Vocational, Technical or Trade Scho
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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
Tan
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I am ready to reinstall the hoses to the water pump on my 2001,
I am ready to reinstall the hoses to the water pump on my 2001, 5.7 Bravo three mercruiser engine. Unfortunately, I have forgotten which goes where. One of the hoses is soft while the other is hard. T… read more
James
James
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Vocational, Technical or Trade Scho
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I have water in my crankcase on a 2000 Volvo Penta 5.7 GSi.
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Tan
Tan
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Hi my Mercruiser 1999 5.7 liter engine hydro-locked. Water
Hi my Mercruiser 1999 5.7 liter engine hydro-locked. Water came out of middle two #4 and 6 cylinders on port side.I had an overheating issue earlier and worked better after flushing with fresh water. … read more
James
James
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I have a 2001 Maxum 2400 SCR with a 5.7 Mercruiser (250 hp)
I have a 2001 Maxum 2400 SCR with a 5.7 Mercruiser (250 hp) engine. did the winterizing as per my engine manual,when i changed the oil it looked as though it had water in it. Does this mean i have a c… read more
Tan
Tan
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I have a 2006 yahmaha 115 outboard and I have water in the
I have a 2006 yahmaha 115 outboard and I have water in the oil and it seems to be leaking on the lower part of the engine. The foot seems ok. The oil alarm comes on so i shut it down and just used the… read more
Jeff G.
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Is someone there I truly have a real question that needs
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Jeff G.
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just started my boat engine for the first time this year, its
just started my boat engine for the first time this year, it's 5.7 lx mercruiser which was rebuilt 2 years ago, the engine is idling a little rough and after 3 to 4 min the engine will start knocking … read more
Dominick
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I HAVE A 1990 MERCRUISER 5.7 260 HP ALPA ONE I HAVE OIL LEAKING
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I am rebuilding a Chevy small block 1989 5.7 liter Mercruiser
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I have a Mercruiser 5.7. Checked oil and obviosly have water
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Ted G.

Ted G.

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Jason

Jason

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Tan

Tan

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Jeff G.

Jeff G.

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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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