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My 4's kick in at 3100 I usually run between 2700 -2900 which will get me to the low to mid 20's, depending on people and water...

Sheesh! I'm out here cruising upwards of 35 mph all day (as sea state allows). I am sure I am into my secondaries from ~3,000 RPM on...

Calculating by hours has been in my blood since long before I started flying. My last calculation on fuel consumption was 7gph.

On that note. I connected a fuel sensor to the fuel line and had the GPS read out GPH. That did two things, my GPH rate plus to find the...

I ran mine by hrs. I started a log to find an average, which was about 6 gal per hr. I have an 88 gal tank. So the longest I would run...

I ran mine by hrs. I started a log to find an average, which was about 6 gal per hr. I have an 88 gal tank. So the longest I would run...

I never get into my 4's my average speed is probably 18 - 20 MPH. Other than some skiing and wakeboarding. My 33 year average is less...

Very nice indeed! My big block sure drinks gas too.

Gas, spark and a little compresion is all you need, and you don't need a computer to tell you which one you don't have.

boat is literally humming across the water. I chide my mechanic and ask him, “What did you do to my boat? I can’t find anything wrong...

In the beginning my gauge and sending unit were poor. Gauge was and still is OEM. Eventually bought a new sending unit but getting it...

Gas, spark and a little compresion is all you need, and you don't need a computer to tell you which one you don't have.

I am not surprised at all. I have had about 6 small boat from different builders with the same problem. The only 2 ways to get a good...

I have a 2024 Chaparral 21’ SSI with I/O. The fuel gauge has never worked correctly on the Simrad display. I took it back to the...

boat is literally humming across the water. I chide my mechanic and ask him, “What did you do to my boat? I can’t find anything wrong...