Fuel flow Mercury 450R vs 500R
#21
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Joined: Jun 2007
Posts: 7,341
Likes: 1,846
From: Merritt Island, FL
All the pictures show the boat with 450's?
On the mid range fuel flow I would think it could be a number of items.
As said load on the motor, that is Hull weight, efficiency (cats being much better) prop size, also I thought the gear case was bigger. That normally means it eats a little up.
Just me, but what is wrong with your 450?
On the mid range fuel flow I would think it could be a number of items.
As said load on the motor, that is Hull weight, efficiency (cats being much better) prop size, also I thought the gear case was bigger. That normally means it eats a little up.
Just me, but what is wrong with your 450?
#22
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Joined: Oct 2000
Posts: 705
Likes: 65
From: Norway
All the pictures show the boat with 450's?
On the mid range fuel flow I would think it could be a number of items.
As said load on the motor, that is Hull weight, efficiency (cats being much better) prop size, also I thought the gear case was bigger. That normally means it eats a little up.
Just me, but what is wrong with your 450?
On the mid range fuel flow I would think it could be a number of items.
As said load on the motor, that is Hull weight, efficiency (cats being much better) prop size, also I thought the gear case was bigger. That normally means it eats a little up.
Just me, but what is wrong with your 450?
HI!
The pictures are of the sister ship. The test included twin 500Rīs.
The reason for me to consider to sell my 450R is warranty. Next summer will be the last summer with one, and it's easier to sell included warranty, than not. Especially in Norway where you pay USD 110 per hour for service. Plus parts.

The gear case is bigger. 5,44 inch for the 450R. The 500R is 5,9 inches.
Cheers Toffen



