Forum Discussion
Bionic_Man
Aug 13, 2015Explorer
Not sure what your dealer means by redline. WOT is the number I would be more concerned about, and that should be listed on a plate on the motor itself.
Supercharged engines shouldn't lose much, if any, HP at elevation, so you will be good there.
If you are able to run max RPM at WOT at elevation, you will be way under propped when you go down 3500'. Both 15" and 17" sound low pitch for that much engine, but I have limited experience with outboards. My 260 HP sterndrive ran a 19" prop. My 300 HP sterndrive ran a 24" prop. and my 60 HP outboard Lund is running (I think) a 12", so 15" seems low for your set up.
Boats sure are fun! I am spending more time on the water than I am camping lately. This weekend will be taking the 5er and boat out,, but that is only the 4th time we have done that this year. Most of our time is spent at Powell with the houseboat.
Supercharged engines shouldn't lose much, if any, HP at elevation, so you will be good there.
If you are able to run max RPM at WOT at elevation, you will be way under propped when you go down 3500'. Both 15" and 17" sound low pitch for that much engine, but I have limited experience with outboards. My 260 HP sterndrive ran a 19" prop. My 300 HP sterndrive ran a 24" prop. and my 60 HP outboard Lund is running (I think) a 12", so 15" seems low for your set up.
Boats sure are fun! I am spending more time on the water than I am camping lately. This weekend will be taking the 5er and boat out,, but that is only the 4th time we have done that this year. Most of our time is spent at Powell with the houseboat.
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