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Will need to replace the original mercruiser 350 260 hp with
Will need to replace the original mercruiser 350 260 hp with new engine. Boat is a 1978 Century 4000 Cuddy. The boat has always been a bit hard to get up to plane so I thought with a new engine I woul… read more
Jason
Jason
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Vocational, Technical or Trade Scho
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I have a technical question about the configuration of a Mercruiser
I have a technical question about the configuration of a Mercruiser 5.0 L MPI Serial No. OM 627870. The case: My boat (Bayliner) was originally utilized with an OMC engine and outdrive, but the OMC en… read more
Noel Schembri
Noel Schembri
Marine mechanic
Diploma
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Good Morning, The outdrive is now back together, however,
Good Morning, The outdrive is now back together, however, I neglected to check the alignment marks on the upper bevel gears while replacing the seal and inspecting the bearings! I started the engine a… read more
Charles
Charles
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5,115 satisfied customers
I have a 1994 4winns 302 5.0 ford engine has been rebuilt has
I have a 1994 4winns 302 5.0 ford engine has been rebuilt has a truckand /rv cam in it but this boat wont pull its self up! ive rebuilt the carb added electric fuel pump 13 psi and new electronic dist… read more
Joe
Joe
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Vocational, Technical or Trade Scho
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Mercruiser 4.3LX V6 with Alpha Gen 2 drives. Thunderbolt Ignition.
Mercruiser 4.3LX V6 with Alpha Gen 2 drives. Thunderbolt Ignition. Standard carburetor. Problem: Starboard Engine High Speed Overheating At idle and speeds up to 2000 rpm, temp is ok. After getting up… read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
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I have a Mercruiser Alpha 1 Gen II outdrive that is making
I have a Mercruiser Alpha 1 Gen II outdrive that is making some grinding noises in certain trim positions and especially during turns. I have changed the outdrive lubricant recently (no water in the o… read more
Jeremy R.
Jeremy R.
5,362 satisfied customers
So some A-HOLE filled my engine full of water with my own garden
So some A-HOLE filled my engine full of water with my own garden hose. I reported it to insurance but unlikely they will cover it. I have drained it and changed the oil 4 times and know more water how… read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,264 satisfied customers
I have a mercruiser 160HP and a mercruiser outdrive Alpha1.
I have a mercruiser 160HP and a mercruiser outdrive Alpha1. I can not find any identification numbers on the outdrive anywhere and the serial # XXXXX faded away. Will any mercruiser alpha 1 outdrive b… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
17,310 satisfied customers
gentlemen, i have a 1987 gulfstream calypso cuddy cabin with
gentlemen, i have a 1987 gulfstream calypso cuddy cabin with an alpha one outdrive with 7.4 litre 330 horse engine. the y pipe mounting holes do not match the holes in the transom assembly only 3 out … read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
17,310 satisfied customers
Im looking at buying a boat with a MERCRUISER ALPHA ONE 5.7L
I'm looking at buying a boat with a MERCRUISER ALPHA ONE 5.7L MOTOR which has a cracked block. What would be your best guess as far as cost for rebuiling the engine assuming the other components besid… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
17,310 satisfied customers
GMC Hi can you tell me some more about my engine,i know
Hi can you tell me some more about my engine,i know its a mercruiser 5.7L EFI engine number I04388C, merury tag :LO83214 Sav.cert-m146519814.… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
17,310 satisfied customers
I have a 21 ft. Bayliner Trophy without an engine. it is rigged
I have a 21 ft. Bayliner Trophy without an engine. it is rigged for a V8. I have the option to buy a 1989 Rinker deckboat that has a 5.0 L Mercruiser/outdrive. Would the engine/outdrive from the Rinke… read more
James
James
Certified Marine Mechanic
Vocational, Technical or Trade Scho
4,094 satisfied customers
Can not find what the power steering hoses are for a dual engine
Can not find what the power steering hoses are for a dual engine set up on 1987 Mercrusier MCM 400 CYCLONE w/ trs outdrives from the power steering control valve "2 hoses" to a block and from the bloc… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
17,310 satisfied customers
Hi, I have an 88 27 ft Mirage with twin 7.4 lt 454 engines
Hi, I have an 88 27 ft Mirage with twin 7.4 lt 454 engines 330 hp per side bravo one mercruiser outdrives. Last year the port outdrive was toast. My mechanic replaced it with a rebuilt merc outdrive. … read more
Jeremy R.
Jeremy R.
5,362 satisfied customers
I have a 454 marine engine 330 hp I am not sure what is installed
I have a 454 marine engine 330 hp I am not sure what is installed as original equipment carb. What is the best replacement for the same manifold?… read more
shane j forrest
shane j forrest
Vocational, Technical or Trade Scho
270 satisfied customers
I have a 1986 Mercruiser with a bad water pump. The pump is
I have a 1986 Mercruiser with a bad water pump. The pump is located in the outdrive unit. Can I retrofit the engine with the engine mounted water pump used on 1988 and later models and put a through-h… read more
Master Tech
Master Tech
Service Manager/Technician
Vocational, Technical or Trade Scho
1,167 satisfied customers
I have a Mercruiser Alpha One 140 hp installed in my 1986 Stingray
I have a Mercruiser Alpha One 140 hp installed in my 1986 Stingray bowrider. The engine and stern drive are the originals. The problem is that water is getting into the engine oil ... the engine oil l… read more
Master Tech
Master Tech
Service Manager/Technician
Vocational, Technical or Trade Scho
1,167 satisfied customers
I have a 2001 4.3L V6 Mercruiser with an Alpha outdrive. The
I have a 2001 4.3L V6 Mercruiser with an Alpha outdrive. The stock one piece exhaust elbows rusted out and water got into the engine so I pulled the motor out and rebuilt it. The heads were taken in a… read more
Captain Dave
Captain Dave
Marine Mechanic
Master's Degree
2,672 satisfied customers
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Joe

Joe

Marine Mechanic

ASE, electronics, Marine mechanical and electronics, pwc, wiring, all around repair tech,

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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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