expected fuel economy??

[rthomas]

im looking into buying a 22' marlin mariah cuddy 5.7w/mercruiser od it weighs 3550 lbs and has a moderately deep v. what can i expect? i always run for economy and rarely cruise faster than step plus 3-4 mph. for reference the boat in my sig is good for 4.2-4.7 mpg

 

[45Auto]

Re: expected fuel economy??

Check out some of the boating mags and websites that do tests. From what I've seen and my own experience, expect around 3.5 MPG at best cruise on a 22' boat.

 

[QC]

Re: expected fuel economy??

Yeah, waht he says ^^^^ Count on 3 as an average. How big is your Sunrunner? Those are excellent fuel numbers . . .

 

[rthomas]

Re: expected fuel economy??

the sunrunner is a 19' and thats cruising at 4000-4200 (25-7mph) if i could get 3.5 out of the bigger boat id be pleased