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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 1994 searay sundancer alpa0ne 305 2barrel what prop
i have a 1994 searay sundancer alpa0ne 305 2barrel what prop would be best i bought 15 inch with a 17 pitch is that good… read more
Jason
Jason
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have a rinker 280 fiesta vee. twin 305 ci, 2bbl mercs, alpha
have a rinker 280 fiesta vee. twin 305 ci, 2bbl mercs, alpha one gen II, with counter rotation port side. what is standard prop size for that boat and or what ss prop recommended. boat weight 8500lbs … read more
Tan
Tan
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what needs to be done to run a v6 outdrive on a v8. can I just
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Jason
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Have a 2130 Chaparral with Volvo Penta 5.7 GL/DP 225 PSHP engine
Have a 2130 Chaparral with Volvo Penta 5.7 GL/DP 225 PSHP engine that I purchased new in 1994. Has very little use for it's age and has been well maintained and serviced. In all the time I've owned it… read more
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Jason
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So a continuing saga... Found out yesterday that Volvo Penta
So a continuing saga... Found out yesterday that Volvo Penta (VP) has deemed my new outdrive has the same gear ratio as the old. But now they also believe that the cause of my "poor performance" may b… read more
Jason
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I have a 2002 23 foot SSI Chaparrel with a 350Mag mpi with
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James
James
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Vocational, Technical or Trade Scho
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I have a Volvo Penta 5.0 GXi-E model(NNN) NNN-NNNNSerial #4012165409
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Jeremy R.
Jeremy R.
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I have a 1995 Crownline 266BR with the 7.4L Mercruiser I/O.
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James
James
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Vocational, Technical or Trade Scho
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mercruiser 3.0 l I have a bayliner 3270 wqith new mercruisers
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Captain Dave
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I recently acquired a 1985 Formula (Thunderbird) 242 LS boat
I recently acquired a 1985 Formula (Thunderbird) 242 LS boat with twin, small block, 260 HP Mercruiser Engines and Alpha outdrives. All appear original, with the engines having been rebuilt. I want to… read more
K. Kergan
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What is the correct gear ratio for the outdrive on a MCM 5.7Lv8
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capt ron 1959
capt ron 1959
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I have a 310 sundancer with 2 7.4 liter I/Os. My port side
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capt ron 1959
capt ron 1959
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Vocational, Technical or Trade Scho
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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
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2005 MERCUISER 350 MPI HAS NEVER EXCEEDED 4200 RPM. THE MOTOR
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capt ron 1959
capt ron 1959
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hi,i bought a 1988 bayliner trophy 21 ft. it had a 4.3 from
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Dominick
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i have a 79 glasply with a omc 400 outdrive the thing is a
i have a 79 glasply with a omc 400 outdrive the thing is a slug coming out of the hole, i am looking for a cost efective way to increase HP. Are their any larger motors that can easily replace the gm … read more
davesoutboard
davesoutboard
owner
Associate Degree
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Just bought a sea ray 300. year 1974. trying to size ...
Just bought a sea ray 300. year 1974. trying to size propellers for it but do not know WOT rpm. Motors are mercruiser 255. inboard v-drives gear ratio is 129. any info will help or maybe you know wher… read more
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Tan

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Jeff G.

Jeff G.

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Captain Dave

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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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