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I've got an 02' 5.7 mercruiser mpi. I'm hydro locking my
I've got an 02' 5.7 mercruiser mpi. I'm hydro locking my motor and getting water in all of my cylinders. I replaced the manifolds and risers but it's still doing it. I pulled the heads and I don't see… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade School
22,804 satisfied customers
1995 Mercruiser V8. Have water on top of #2 piston, 1995
1995 Mercruiser V8. Have water on top of #2 piston … read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,409 satisfied customers
I'm pat we have a sea ray 205 with a mercruiser 5.0 mpi
Hi I'm pat we have a sea ray 205 with a mercruiser 5.0 mpi has no power down the boat doesn't over heat runs smooth and when gets up too speed it's fine… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade School
22,804 satisfied customers
i have a '94 Maxum with twin raw water cooled mercruiser 4.3l
i have a '94 Maxum with twin raw water cooled mercruiser 4.3l 6 cylinder engines with alpha drives. The boat had been stored at Sea World in San Diego on a hydro hoist, so the engines were always flus… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade School
22,804 satisfied customers
I am having the same kind of problem with the Eagle and Merc
I am having the same kind of problem with the Eagle and Merc crusier with hydro locking after tailoring. There was an article that said the difference should be minimum of 13" from the top of transom … read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,409 satisfied customers
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
Certified Marine Mechanic
Vocational, Technical or Trade Scho
4,094 satisfied customers
i am new to boating. have a 1995 chaparral with mercruiser
i am new to boating. have a 1995 chaparral with mercruiser 5.7L engine. have had for 3 years. cranked up to take out this weekend for first time this summer. locked up. took spark plugs out. water in … read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,409 satisfied customers
Water in pretty much all cylinders on my Mercruiser 4.3L Alpha-One. Look
Water in pretty much all cylinders on my Mercruiser 4.3L Alpha-One. Look at risers and rust trail showed water going in the right place. Tried getting out the water spinnng motor with plugs out. Could… read more
Jeremy R.
Jeremy R.
5,362 satisfied customers
got an 89 23ft searay 7.4 mercruiser and out of the blue after
got an 89 23ft searay 7.4 mercruiser and out of the blue after 6 times in the water was going down lake and engine filled with water. needless to say ruined. this question.? found piston loose from ro… read more
Jeremy R.
Jeremy R.
5,362 satisfied customers
My boat stalls at 1000 rpm. 6cyl i/o 2002 mercrusier. My mechanic
My boat stalls at 1000 rpm. 6cyl i/o 2002 mercrusier. My mechanic says water is leaking thru manifold inton cylinder. he shows me one sparkplug thru a jewlers glass that may have a minute amount of ru… read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,409 satisfied customers
I have a 2000 model Mercruiser 4.3 v6 engine in my boat. When
I have a 2000 model Mercruiser 4.3 v6 engine in my boat. When I checked oil after winter storage, found oil milky. Changed oil, all was milky and oil fliter milky oil also. Have not ran just turned ov… read more
Jeff G.
Jeff G.
Marine Mechanic
Vocational, Technical or Trade Scho
4,730 satisfied customers
I just tore down chrysler 318 marine water in oil like a milkshake,
I just tore down chrysler 318 marine water in oil like a milkshake, 2 cylinders on each bank had water in it, had new water pump put in just before seeing water in oil, head gaskets look ok, where wou… read more
shane j forrest
shane j forrest
Vocational, Technical or Trade Scho
270 satisfied customers
i have a 3 year old mercruiser with 200hrs on it. there were
i have a 3 year old mercruiser with 200hrs on it. there were rusty spark plugs, 3 bent valves and 6 that needed reseating.can water getting into the bore cause this damage.… read more
shane j forrest
shane j forrest
Vocational, Technical or Trade Scho
270 satisfied customers
4.3L Mercruiser. Moisture on top surface of valve covers (inside).
4.3L Mercruiser. Moisture on top surface of valve covers (inside). Moisture also in filler tube and under cap. Looks like white lithium grease. Several of my fellow boat buddies convinced me that ther… read more
Master Tech
Master Tech
Service Manager/Technician
Vocational, Technical or Trade Scho
1,167 satisfied customers
have an mercruiser 3.0 140 alpha 1 1986. Had a impeller go
have an mercruiser 3.0 140 alpha 1 1986. Had a impeller go bad and cause my engine to overheat at first, replaced that and tried taken the boat out only to break down in the middle of the river. Could… read more
briggs archer
briggs archer
master marine mechanic
Associate Degree
403 satisfied customers
i have a 4.3L mercruiser. I took it out for a couple of hours
i have a 4.3L mercruiser. I took it out for a couple of hours and noticed the bilge pump wasnt working it had about a foot of water in the boat we took it to land and took it out and drained the water… read more
gearheadII
gearheadII
Bachelor's Degree
138 satisfied customers
I have a yanmar 3gm 30f w/ approx 250 hrs on it. My boat yard
I have a yanmar 3gm 30f w/ approx 250 hrs on it. My boat yard informed me the engine was hydro locked when they winterized it. What are the possible causes of hydro lock (aside from trying to start fo… read more
Dan Boy
Dan Boy
Amusement ride technician
High School or GED
110 satisfied customers
I have a mercruise 160 hp with a chevy 250 6 inline and ...
I have a mercruise 160 hp with a chevy 250 6 inline and have had trouble with water feeding back in oil dont appear to have any cracked head or manifold changed head gasket and put in new head bolts a… read more
Yachtwork
Yachtwork
Owner Team Yachtwork
Technical or Trade School
2,640 satisfied customers
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