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Takes a very time to get the boat to plane on the water,
Takes a very long time to get the boat to plane on the water, 2002 reinell 197ls with volvo 4.3 … read more
Noel Schembri
Noel Schembri
Marine mechanic
Diploma
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MAXUM 2300scr Noel. For my cabin cruiser it's a 1991 Maxum
MAXUM 2300scr Hello Noel. For my cabin cruiser it's a 1991 Maxum and I have to get the prop rebuilt. The prop that was on it was 16 inch with a 16 pitch. I am a firm believer of having two props one a… read more
Noel Schembri
Noel Schembri
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I have a cobra 4.3 with a cobra outdrive. It has a 14 1/2 x
I have a cobra 4.3 with a cobra outdrive. It has a 14 1/2 x 19 prop. I was given a ss prop, 15 1/4 x 19. Can I use this prop and what is the difference. I do a lot of trolling and occasionaly pull the… read more
Jason
Jason
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Vocational, Technical or Trade School
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I have a 2001 Mirastar 23' boat with a fuel injected 330 hP
I have a 2001 Mirastar 23' boat with a fuel injected 330 hP engine its running a 20 pitch prop at sea level I am now around 4500- 5000 feet what should I be running prop size… read more
Ted G.
Ted G.
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Vocational, Technical or Trade Scho
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I have what I think is a 2006 mercury 350 MPI engine with a
I have what I think is a 2006 mercury 350 MPI engine with a bravo 3 drive. I boat on Lake Coeur d'Alene in Idaho elev. 2125ft. Have 20p props. Question is I can only get 4200 rpm and about 25 mph out … read more
Ted G.
Ted G.
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Vocational, Technical or Trade Scho
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i have a 97 larson sei 210 with a 5.7 liter gi motor and it
i have a 97 larson sei 210 with a 5.7 liter gi motor and it bogs down at 4500 rpm when running on water and cant give it full throttle out of the hole or will bog it gets to a certain point then bogs … read more
Jason
Jason
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I have mercury 50 HP Elpto 2004. Water not coming out of discharge
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Malta Tech
Malta Tech
Marine Tech
High School or GED
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I have a 2006 four winns 190 with a 4.3litre mercruiser, alpha
I have a 2006 four winns 190 with a 4.3litre mercruiser, alpha one. The boat will not rev past 4100 rpm. This is actually the 2nd engine in the boat. The first engine was replaced after only 4.2 hours… read more
Jason
Jason
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Vocational, Technical or Trade School
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I just bought a 60 HP Bigfoot mercury and as I was breaking
I just bought a 60 HP Bigfoot mercury and as I was breaking it in as called for by the manual after @ 1 hour at 3500 RPM it said to take it to 4500 RPM. The engine would not go past 3900 RPM. What is … read more
Charles
Charles
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Hi I have a Buccaneer 605 escape 1998 model, with a evinrude
Hi I have a Buccaneer 605 escape 1998 model, with a evinrude 150 hp carb. model E150EXECD serial G 044B6B92 year 02/1998 power 111 kw. has done 181 hrs and running a 15x17 alloy prop. boat weight appr… read more
Captndon
Captndon
Master Mechanic
Master Mechanic
8 satisfied customers
I have a 1998 Rinker 232 Captiva boat with a 7.4 liter motor.
I have a 1998 Rinker 232 Captiva boat with a 7.4 liter motor. At full throttle I show 4200 RPM. I have changed props a couple of times and only get about 45mph. Is their something I can change in the … read more
Whitecap36
Whitecap36
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Vocational, Technical or Trade Scho
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haveing a hard time plaining out,out of the [email protected] ,
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Jason
Jason
Marine Mechanic
Vocational, Technical or Trade School
22,043 satisfied customers
I have a 1995 Crownline 266BR with the 7.4L Mercruiser I/O.
I have a 1995 Crownline 266BR with the 7.4L Mercruiser I/O. I bought the boat used, so I don't have the factory recommended Prop Pitch and diameter, and I'm not sure what the top speed range should be… read more
James
James
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Vocational, Technical or Trade Scho
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I have a 1996 270 SeaRay...7.4 carb 310 hp....The engine was
I have a 1996 270 SeaRay Sundancer...7.4 carb 310 hp....The engine was replaced a year before I had bought it...Suppose to run about 40MPH at 4200RPM's...The boat is stock including the prop...It will… read more
Captain Dave
Captain Dave
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Master's Degree
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hi, i have a 1989 thompson fisherman with a merc 4.3 engine.
hi, i have a 1989 thompson fisherman with a merc 4.3 engine. i am really having problems with getting my rpm's up. i am peaking @ 4000 and getting 15 mpg,,not good by my standards i have changed plugs… read more
Captain Dave
Captain Dave
Marine Mechanic
Master's Degree
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being told all diff things what is the max rpm and what is
being told all diff things what is the max rpm and what is the best prop to use to acheieve this with out over reving the boat is a 98 bayliner capri with the 3.0l(NNN) NNN-NNNNmodel… read more
Captain Dave
Captain Dave
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I have a Mercruiser 4.3, and I took it out this summer for
I have a Mercruiser 4.3, and I took it out this summer for the first time since last year. It cranked right up and will idle perfect but when you increase the throttle to wide open it will only run 10… read more
Captain Dave
Captain Dave
Marine Mechanic
Master's Degree
2,672 satisfied customers
I own a 28ft vbottom with a 496HO. I am having problems getting
I own a 28ft vbottom with a 496HO. I am having problems getting on plane. the motor seems to be stuck right around 2800rpm when under load (full throttle). Once I pick up some speed the max rpm is aro… read more
davesoutboard
davesoutboard
owner
Associate Degree
1,570 satisfied customers
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Meet the Experts:

Ted G.

Ted G.

Rigger, Diagnostician

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

Dominick

Dominick

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1,009 satisfied customers

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

John White

John White

Marine Mechanic

306 satisfied customers

11 years experience working on outboards, inboards, sterndrives & pwcs

Jason

Jason

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Degree in Marine Technology. Gas and diesel marine mechanic.

Tan

Tan

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40 yrs. experience with complete engine repairs both inboard/outboard and MerCruiser Certified Technician.

Jeff G.

Jeff G.

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4,730 satisfied customers

42 years experience, Certified Master Technician, All Major Outboards, Sterndrives, Hi-Performance

Captain Dave

Captain Dave

Marine Mechanic

2,672 satisfied customers

USCG Licensed Captain, 20+ Years Boating, Fishing, Maintenance and Repair Experience

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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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