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Old 08-31-2011 | 03:24 PM
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Default 89 Scarab 22

I have 89 Scarab 22 with a 350 Magnum. Does anyone know the recomdended WOT RPM'S for this boat..I am trying to determine a prop for it.
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Old 09-01-2011 | 12:48 PM
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I'd try a 21 three blade. Mirage ... mirage +
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Old 09-01-2011 | 03:10 PM
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Yea I talked to a Prop Shop today and they are suggesting the same thing..He said I should get maxium RPM'S, speed, and my hole shot should be alot better.
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Old 09-02-2011 | 10:36 AM
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I have the same boat, same power.

I run 4400 RPM with a 4 Blade Merc Rev4 21' - 50 MPH GPS
I run 4800 RPM with a 3 Blade Mirage 21' - 54 MPH GPS

The Mirage works much better all around unless I'm loaded with 7 people and coolers.

-Rob
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Old 09-02-2011 | 11:14 AM
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Well that is what I am getting with a laser 24.. Trying to get the RPM's to 4900..
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Old 09-14-2011 | 07:52 AM
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I have a 22 Scarab 1994 Alpha 1 Merc drive with a 350 Mag...I have a Laser II 23 p and can pull 55 - 60 at 4500 to 5000 rpm ...with a full tank and two people....
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Old 09-19-2011 | 02:15 PM
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Installed some new exhaust manifolds and I can now get 60 out of the boat at 4500 rpms. Still running the Laser 24p
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Old 09-29-2011 | 01:44 PM
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Ok guys, now i am really confused..I thought I had a laser 24..But after inspecting the prop i realize I have a Laser 21p..I can only get 4500 rpm's at WOT... Need help to get to 5k on the tack
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Old 09-29-2011 | 05:18 PM
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Do you know what a rev limiter is , and tacks lie
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Old 10-02-2011 | 06:42 PM
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recommended wot rpm's should be posted on your valve cover, prob. 4800
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