Oil injection and pre-mix aside, Is there another option?

godesshunter

Cadet
Joined
Jul 27, 2012
Messages
11
Re: Oil injection and pre-mix aside, Is there another option?

Now you need to determine if it's the dash gauge, the sending unit, the wiring or a combination of all three.

Keep in mind your consumption could be as high as 20 gallons/hr at WOT.

Yeah getting that figured out is next on the agenda. We only went out for about 4 hours. Most of it was trolling around at about 1/4 throttle. I took it up to fill throttle only once for about 2 minutes just to see what shes got.

If the sending unit is the problem, are they universal or do I need to measure the height of the tank?
 

444

Senior Chief Petty Officer
Joined
Jul 16, 2010
Messages
704
Re: Oil injection and pre-mix aside, Is there another option?

Get the fuel gauge working. Check the fuel sender for a grounding/continuity issue. If you do need to replace it, you will need to know your tank depth. Senders are made to fit a range of tank depths and you need to know where yours is.

I just go by my fuel gauge. When going by the gauge, I know about how much fuel it will take before it's full. I always add in my oil first so the pumping of the gas into the tank mixes everything. If I think I'll fit about 15 gallons into the tank, I'll dump in enough oil for 12 gallons, add the fuel, then key on to recheck my fuel gauge before adding a little more oil and the remaining few gallons. I've never over filled it by doing it this way. And by adding the oil first, I know it's there so worst case scenario the tank is full and I'm slightly over rich on oil.
 

roscoe

Supreme Mariner
Joined
Oct 30, 2002
Messages
21,861
Re: Oil injection and pre-mix aside, Is there another option?

2.6 ounces of oil per gallon.

Fill your tank, add the oil, flush the filler hose with a quart of gas, done.

It will mix, it will not settle, it will not float on the top, it MUST mix to be tcw3 rated.


Mercury had a "magic inline oil mixer" that was called the "auto-blend".

It worked quite well in my opinion.
But could be messy, and took up space in the boat.
 
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