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Replaced water impeller, boat runs at max 160 degrees on ear
replaced water impeller, boat runs at max 160 degrees on ear muffs. on the lake, runs about 160 at higher rpms. at idle in gear heats up over 180. is this normal? … read more
Tan
Tan
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Trying to identify which engine I have. However the
Trying to identify which engine I have. However the identifying letters that are stamped into the block, are not on my block. its a 1990 Sea ray. Mercruiser 3 litre, 4 cylinder.… read more
Tan
Tan
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I am working on a Mercruiser 3.0. I bought a new carb with a
I am working on a Mercruiser 3.0. I bought a new carb with a TKS on it, the previous one did not have one, what to I wire to the connector?… read more
Jason
Jason
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Vocational, Technical or Trade School
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Hello, I own 2006 Maxum 1800 MX 3.0 with TKS Mercarb. What
Hello, I own 2006 Maxum 1800 MX 3.0 with TKS Mercarb. What should I do to convert engine to ordinary carb, say rebuilt MAL9-34002? Best regards, Valdis… read more
Tan
Tan
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my mercury i/o motor (120 hp 2003 )boggs when i take off but
my mercury i/o motor (120 hp 2003 )boggs when i take off but kinda clears up once the motor is warm would the solenoidon the carb be the problem… read more
James
James
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Vocational, Technical or Trade Scho
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I have a 1984 Chris Craft with a 140 hp mercruiser engine.
I have a 1984 Chris Craft with a 140 hp mercruiser engine. I recently bought a used carburator with a tag that reads MCM 120/140 1389-8490 and the following stamped on the body of the carburator 13898… read more
Tan
Tan
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Hi working on a 2010 gm replacement engine to repower my old
Hi working on a 2010 gm replacement engine to repower my old mercruiser 3.0l 140 HP. The old engine is from 1989. As a part of the repower I am replacing the exhaust manifold. The Old manifold has ben… read more
Tan
Tan
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i have a 1986 140 merc with the alpha 1 that broke the block
i have a 1986 140 merc with the alpha 1 that broke the block will a 2002 125 merc engine bolt in as a replacement ?… read more
Jason
Jason
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I am working on my Mercruiser 140 HP, with has been repowered
I am working on my Mercruiser 140 HP, with has been repowered with a new 2010 GM 3.0 Litre. I seen on the web that a few is pushing the HP to around 170 on these engines. Any way it may be performance… read more
Tan
Tan
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Hello,I have a 1986 boat with a four cylinder Mercruiser.It
Hello,I have a 1986 boat with a four cylinder Mercruiser.It threw a rod through the side of the block.This is the way I bought it.I picked up a used 1986 140hp.Much to my suprize the engines are diffe… read more
K. Kergan
K. Kergan
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I m looking for a replacment carburetor for my Mercruiser engine.
I"m looking for a replacment carburetor for my Mercruiser engine. Here are some of the specs. Model MCM 3.0 Litre/LX, 181 CDI. Engine serial # XXXXX What would be the prt # XXXXX both Mercuiser and Ro… read more
Jeremy R.
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I have a 4cylinder engine in a boat that Im rebuilding. How
I have a 4cylinder engine in a boat that I'm rebuilding. How can I figure out what car it goes to so I can get new gaskets?… read more
Whitecap36
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i spoke with you last week have 1988 merc I.O 130hp cracked
i spoke with you last week have 1988 merc I.O 130hp cracked block i found a 1983 mecr 140 hp 4 cyl will that match up with my outdrive and will i be able to use parts off my old motor interchange with… read more
Dominick
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I have a 1988 3.0 litre 4 cyl that cracked the block disp 181
I have a 1988 3.0 litre 4 cyl that cracked the block disp 181 side of engine says 130 hp cant find new part what engines (used) could i replace this with year ranges and horsepower or are there any bl… read more
Pappy's Sales and Service
Pappy's Sales and Service
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I have a 1988 Marlin with a 3.0 (140 hp) mercruiser. I am
I have a 1988 Marlin with a 3.0 (140 hp) mercruiser. I am trying to find the correct carberator and fuel pump. The only thing I can find that shows a 140 is a 1984. Help… read more
ROCKET
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I am having problems with a rebuilt carb that I put on my 165,
I am having problems with a rebuilt carb that I put on my 165, 3.7L mercruiser. It has serious hesitation and backfire on rapid excelleration. It's original tag #1389-9564 and replacement carb has not… read more
Dominick
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I have a mercruiser 350cid chev. with a 2bbl carb. I am an
I have a mercruiser 350cid chev. with a 2bbl carb. I am an auto mechanic and was wondering if I can replace the carb with an automotive carb instead of a merc carb.Due to price. If I have to use the m… read more
Pappy's Sales and Service
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I have a 84 Sea Sprite CC with a 2.5L OMC that is blown. Im
I have a 84 Sea Sprite CC with a 2.5L OMC that is blown. I'm planing to replace with same (2.5L) 151 but the 3.0L 181 is the same block, hp is the diferance otherwise. This is mounted to a OMC StrenDr… read more
Pappy's Sales and Service
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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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