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42 fountain performance?

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Old 02-11-2016 | 07:45 AM
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Default 42 fountain performance?

I'll be finishing up my 1993 twin full stagger / bravo 42 executioner in a month or so. Hopefully lol

Running 575 -600s...bravo drives

Any idea on what it should run for cruise and top speed?

Also...what x dimension should I be running ? Bout to cut the new transom.

Thanks!

Last edited by 2tonchevy; 02-11-2016 at 11:29 AM.
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Old 02-11-2016 | 11:23 AM
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What drives?
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Old 02-11-2016 | 11:29 AM
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Bravos. ..dang forgot to put that
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Old 02-11-2016 | 01:57 PM
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According to the calculator http://www.go-fast.com/boat_speed_predictions.htm you will be about 82mph. That sounds about right for a straight bottom boat.
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Old 02-11-2016 | 02:01 PM
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Damn that would be badass. Thanks man!!

But idk if I can see that. Alot of guys on this forum are posting 70s with side by side straight bottom 42s...
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Old 02-12-2016 | 12:13 AM
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My friends straight bottom 42 with side by side trs is mid to upper 70s. Never dynoed but roughly 600-625 a side.
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Old 02-12-2016 | 04:08 AM
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Thanks man!

Does staggered engines make a big difference? I've heard it makes 10 mph diffference....lol....and I've heard it makes none at all
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Old 02-12-2016 | 04:08 AM
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What engines is he running ?
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Old 02-12-2016 | 09:42 AM
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Not an expert, but just look around at all the performance V bottoms and the fast ones are running staggered applications, Fountain, CIG, etc. I have heard the same as you, but in the 5-10 mph range.
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Old 02-12-2016 | 11:23 AM
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Exactly ! Reggie 3 said low 80s are possible with my setup
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