Gas Tank Capacity

Uncle Paul

Seaman Apprentice
Joined
Aug 1, 2011
Messages
32
Anyone know the Gas tank capacity of a 1988 Nordic Crestliner Phantom 185 /3.7 ltr I/O? I have run it down to half a tank according to the gauge (If it's correct) , and then filled it up, But I haven't owned the boat that long, and am not sure of the accuracy of the guage
 

fishrdan

Admiral
Joined
Jan 25, 2008
Messages
6,989
Re: Gas Tank Capacity

I don't know the fuel capacity of that boat, but... Never rely on a boat's fuel gauge to be 100% accurate. It could take burning 25% of the tank to get the sender to start reading that the level is dropping, or the gauge could read a bit over empty when the engine is running on fumes...

I topped the tank a 2 trips ago and it was still reading full after the first trip, a bit under full after the second trip, yet the tank is probably 10 gallons low (27 gallon tank)...

If you call Crestliner, they might be able to tell you what the boat's fuel tank capacity. Or, if you have access to the tank, measure it and figure out the volume, or the tank should have it's capacity marked on the top of the tank (along with other specs).

Where is the tank located, bow, stern, saddle, belly?
 

Solittle

Fleet Admiral
Joined
Apr 28, 2002
Messages
7,518
Re: Gas Tank Capacity

Look for the sending unit on the tank for the fuel guage. Righ near it should be a data plate put on by the tank manufacturer giving the capacity.
 

DBreskin

Senior Chief Petty Officer
Joined
Oct 20, 2009
Messages
799
Re: Gas Tank Capacity

Look for the sending unit on the tank for the fuel guage. Righ near it should be a data plate put on by the tank manufacturer giving the capacity.

^^^^^That will answer the question.

My tank is still half full when the gauge is bouncing on E.
 

Chris1956

Supreme Mariner
Joined
Mar 25, 2004
Messages
28,089
Re: Gas Tank Capacity

Fuel gauges can be wildly inacurate or somewhat reliable, like DBreskin advises. However there is no way to tell, except by testing. Normally a boat like that will have a fuel tank of 30-40Gal. So if when you fill it, it takes 15-20 gal, you have one data point. The fuel gauge is probably reliable, which means whenever it reads 1/2, it will always take the same amount of fuel to fill it.
 

Fireman431

Rear Admiral
Joined
Sep 17, 2007
Messages
4,292
Re: Gas Tank Capacity

If you can reach enough of it to measure it:

L x W x H in inches, then divide by 231 and that wil give you gallons.
 
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