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Old 12-21-2010, 09:12 PM
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I'm running Ilmors, 7-10s. they claim better fuel mileage than Mercurys. I'm afraid to check mine. Anybody got any ideas comparing apples to apples?
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Old 12-21-2010, 10:08 PM
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Im running a single 710 in a 28ft boat.
Gets between 2.2 & 2.6 MPG.

Pretty spectacular in my biased opinion.
Both the mileage, and the mill.


Uncle Dave
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Old 12-22-2010, 11:34 AM
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1996 32 Sunsation with 500s running a poker run 1.47 mpg.

2007 32 Sunsation with 496 Mags running a poker run 1.53 mpg.
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Old 12-22-2010, 12:29 PM
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Originally Posted by IlmorDonzi
I'm running Ilmors, 7-10s. they claim better fuel mileage than Mercurys. I'm afraid to check mine. Anybody got any ideas comparing apples to apples?
I'd say 30% better, that's being conservative.
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Old 12-22-2010, 12:43 PM
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Originally Posted by Chris Sunkin
If you're gonna' call people "sport" on this board, you'll owe me a royalty. I hold the "Don Johnson Wannabe" franchise here.

OK, pal?



LOL........a wanna be? YES A loser and fake? For sure!
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Old 12-22-2010, 12:45 PM
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Originally Posted by DollaBill
If you were around a little more you would know I was just breaking balls. And, because you obviously don't know me, I've done more for this sport --- and OSO --- than you've ever even thought about.

Time to think about your post again, sport.
Huh?
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Old 12-22-2010, 01:44 PM
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15,000lb sportfish. 502EFIs w/Arnesons. Average 1.1mpg
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Old 12-23-2010, 09:20 AM
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Good Morning,

Isn't there a base formula for determining fuel burn something like
(Horsepower x .55 lbs fuel) / weight of 1 gallon of fuel = gallons per hour.

Now if I have that part correct (highly unlikely) how would you deduct for hull/outdrive inefficiencies? Is there a method where you could use calculated prop slip? Hmmmmm the fun factor of this falls somewhere between a trip to the Dentist and Christmas shopping at the mall.

Thanks,
Rick
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Old 12-24-2010, 06:30 PM
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Hi!

Changing from 2 x Merc 2.5 EFI SS consuming 1,25 mpg (90 litre per hour at 40 knots) to a single Vrod 350 Sci consuming 4,5 mpg (43 litre per hour at 45 knots). A new world for next year.

And you pay 8,55 USD per gallon in Norway.

Cheeers, Toffen

Cheeers, Toffen
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Old 12-25-2010, 12:35 AM
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Originally Posted by Jeff P31
Yep the formula is when it gets below 1/4 on the gage it's time to add more fuel . Or put it back on the trailer and wait until next month's check comes in.
Thanks sport that was rather helpful.
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