Fuel tank size on a 1992 Hunter Vison 36

MPaul

.
Jun 14, 2022
2
Hunter 1992 Vision 36 Marina Park Marina, Sidney, BC
I purchased my Hunter 36 at the beginning of the year and I am taking it on its first real voyage where I want to estimate my fuel running time. The survey from my boat purchase estimates 20 gallons of diesel but most specs on line say I should have 35 US Gallons. Most of my day sailing has actually been "sailing" so I only top up the tank once since purchase. I think the survey estimate was wrong ( a lazy estimate) but value anyone's opinion.
 

Rick D

.
Jun 14, 2008
7,186
Hunter Legend 40.5 Shoreline Marina Long Beach CA
I purchased my Hunter 36 at the beginning of the year and I am taking it on its first real voyage where I want to estimate my fuel running time. The survey from my boat purchase estimates 20 gallons of diesel but most specs on line say I should have 35 US Gallons. Most of my day sailing has actually been "sailing" so I only top up the tank once since purchase. I think the survey estimate was wrong ( a lazy estimate) but value anyone's opinion.
On this site it says 35 gallons. You could measure the tank for a ballpark guess, but I suspect this is close. Boat Specifications
 

jssailem

SBO Weather and Forecasting Forum Jim & John
Oct 22, 2014
23,162
CAL 35 Cruiser #21 moored EVERETT WA
Welcome @MPaul to the SBO forum and sailing the SALISH SEA.

Sounds like you have been around a bit. Good on you. Sidney is a sweet harbour to be out of. Sailing means no worry about fuel capacity.

The 20 gallons means at least 20 hours of cruising. 35 gallons means more.

Perhaps the 20 estimate was imperial gallons while the 35 number is US gallons.

In the Americas, a gallon is equivalent to 128 fluid ounces or 3.785 liters. But in the UK, it's 160 fluid ounces or 4.546 litres. That's quite a difference, with the British contenders having to potentially 20% more fuel than their American counterparts.

Now that could mean 24 US gallons not 35. So the extra must be a measurment error.

It would not take long to rumage about the boat and do the mesurement math... Or your could consirer 20 hours at 6 nm an hour would be 120 nm. That might be enough diesel to get you from Sidney to Otter Cove at 1 gallon per hour. On the off chance that you had the tides with you and the engine tuned you might find the miserly fuel consumption could get you there and possbily back on a full tank before you untie the lines.

And wind (and we know the wind might blow in the Georgia Strait or the North waters of Vancouver Isle and the currents will flow)... you might arrive back in port with a reserve of fuel.

It is not so much the size of the tank but the way the skipper considers using the fuel they have.

Good to have you aboard. Look forward to see you on the water.:biggrin:
 

MPaul

.
Jun 14, 2022
2
Hunter 1992 Vision 36 Marina Park Marina, Sidney, BC
Thank you both Rick and Jssailem. The previous owner weighed in as well to confirm the 35 us gallon capacity. My range is far more than I'll need in a week of leisurely sailing/cruising. It is good to know we have each others back. Happy sailing!
 
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jssailem

SBO Weather and Forecasting Forum Jim & John
Oct 22, 2014
23,162
CAL 35 Cruiser #21 moored EVERETT WA
Explore the inside passage. Have fun with your new boat. Sail 90% so you only have to monitor a couple of liters instead of gallons.
 
Dec 19, 2006
5,832
Hunter 36 Punta Gorda
When was the last time the fuel tank was cleaned and the screen of the pickup tube .