87 Merc 5.7 gas mileage

[Godfirst]

5.7 carberated 260 alpha 1 I/0 what is the baseline on this configuration for mileage. stock prop
24 ft euro cuddy

 

[tpenfield]

Re: 87 Merc 5.7 gas mileage

2.0 +/- mpg . . . thanks for asking

 

[jestor68]

Re: 87 Merc 5.7 gas mileage

Go to boat test.com and look through the various tests.

They put up fuel usage figures. Looking at a couple of boats comparable in size and power should give you some idea of what to expect from your boat.