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Old 05-11-2014, 07:35 PM
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Default Clueless on prop selection

I need help selecting a prop for my new boat. I know it's nothing like the monsters you guys have, but I know the knowlee here is plentiful.

My boat is an 88 Cobia Allante bowrider with a 260hp 350 Merc. The engine is all stock for now. I'm looking for a good all around prop and one for if I want more top end.

Any suggestions would be great.
Thanks!!
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Old 05-12-2014, 10:49 AM
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Need to know what outdrive and ratio you are running, and desired rpm or rpm range of engine, probably somewhere around 4600-5000. What prop is on it now, gps speed and rpm? If we have a base run to start from we can go from there. If for some reason it didnt come with a prop, borrow a 21p and tell us the numbers.
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Old 05-12-2014, 03:24 PM
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Right now the engine is the 260hp 350 Merc Alpha 1. I have yet to put the boat in the water due to delayed parts arrival.
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Old 05-12-2014, 03:34 PM
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What is your ultimate is important as well.
If you are planning to do watersports or only to go fast will help to determine the best casting option.

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Old 05-12-2014, 04:14 PM
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Thanks Brett. What I'm looking for is a good waterspouts prop and an all out speed prop.
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Old 05-12-2014, 06:03 PM
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Ok, these are not one in the same.
For watersports we like 4-5 blade propellers and for speed on your hull we recommend 3 blade props.
So, it is best if we discuss this on the phone and we can give you some options and potentially some test props.

Call anytime.
Thank you,
Brett
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Old 05-12-2014, 06:22 PM
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Brett.....you're the man! Thanks!!
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Old 05-18-2014, 03:23 PM
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Took boat out yesterday. It had a miss. It was running 45ish when finally on plane at 4500 rpm. The prop is a 15"x17 three blade prop.
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Old 05-19-2014, 10:53 AM
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Originally Posted by Jonesyfxr
Took boat out yesterday. It had a miss. It was running 45ish when finally on plane at 4500 rpm. The prop is a 15"x17 three blade prop.
Potentially the propeller has some issues. What does "when finally on plane" mean?
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Old 05-19-2014, 01:50 PM
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We had to put somebody in the bow for the boat to get on plane.
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