ken2
Last Activity: Today, 08:43 AM
Joined: 11-21-2014
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sounds good -
22 Bravo and 21 Rev 4 will turn about the same RPM. The Bravo is a little lower pitch then its stamped.
Both are good props, Of the two,...Leave a comment:
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Never seen that calculator, that is really cool....Leave a comment:
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I agree with Ric, the Rev 4 is a good one too.
Always fun to try bothLeave a comment:
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Cooler air can definitely make a couple mph difference.
little stuff, like Anchor, extra battery, random little things can add up and slow you down....Leave a comment:
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If you had a fuel flow gauge, I normally tell people to cruise at whatever speed they like and compare the fuel burn at the same speed with different...Leave a comment:
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Thanks for updating !Leave a comment:
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your gear ratio is 1.5
23 pitch, 4600 at 57 is 13% slip
3500 at 37 is 27% slip
21 pitch, 5000 at 60 is 9% slip
4000...Leave a comment:
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The numbers are a little odd.
19 pitch 5600 RPM, 47 MPH is 18% slip (a little high)
17 pitch 5600 RPM at 45 is 13% slip. (better)...Leave a comment:
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I'd put this in the main boating forum.
But if I had to guess, I'd be checking the ignition switch.Leave a comment:
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I'd be curious what your GPH is at wide open.
Here is the last guy that was getting much slower speed then expected.
https://www.bandofbo...Leave a comment:
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I would suggest the Powertech OFX3 22 pitch
Little more aggressive cupping then the Mirage Plus and a little bigger diameter....Leave a comment:
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sounds good, keep us postedLeave a comment:
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They got those numbers with the yamaha reliance on a cool day with a light load.
Are you 100% sure you don't have a painted stainless prop?...Leave a comment:
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Well, I don't know what boat/motor, or performance you have.
But if your slip is high at the speed you like to cruise, or you want the ability...Leave a comment:
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I pick a 4 blade based on your current numbers and how the boat is running.
4 blades are definitely not always better on economy, and it really...Leave a comment:
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Ok, 1.75 gear ratio.
19 pitch, 50.3 KTS (57.8 MPH) is 8% slip (really low, which is very good)
My bet would be the Rev 4 would turn...Leave a comment:
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22 sounds like it would be the way to go.
Or your 21 sounds like it did a great job and your right at the top of the range, so if that was...Leave a comment:
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Depends how well the Tempest was hooking up. (they vary from prop to prop)
If the slip ratio was low, the 19 Rev 4 won't change the RPM much at...Leave a comment:
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Fantastic !Leave a comment:
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