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-   -   Fuel Weight (https://www.rcuniverse.com/forum/rc-jets-120/83776-fuel-weight.html)

Pete S-RCU 03-21-2002 09:24 PM

Fuel Weight
 
Got to wondering how much fuel weight I carry on my Roo.

Looked up some weights on the internet.

Kerosene:

4.822 lbs per gallon, 77.152 ozs.

.603 lbs per pint, 9.648 ozs.

1.2055 lbs per quart, 19.288 ozs.

For whatever it's worth.

Pete Stapleton
Simjet Rep

Dustflyer 03-22-2002 01:47 AM

Fuel weight
 
Wow, that's incredibly light for kerosene. Are you sure about that weight? Jet-A is usually figured at 6.7 lbs per gallon.

F9F Texan 03-22-2002 02:07 AM

Fuel Weight
 
My "standard aviation maintenance handbook" lists the following:

JP-4 - 6.55 lb per gal
JP-5 - 6.82 lb per gal
kerosene - 6.84 lb per gal

for what it's worth.

grbaker 03-22-2002 02:37 AM

Fuel wight
 
My Roo weighs 19.25# dry and 24.5# wet. 100oz tank with BVM UAT.

Captainbob 03-22-2002 02:44 AM

lighter fuel
 
Pete,
as a 30 year jet jock i'm pretty familiar with the weight of jet fuel.
Jet A, B, or JP'4 all weigh about 6.7lbs/us gallon. Maybe you're thinking of lighter fluid. lol.

azblue 03-22-2002 02:48 AM

Ya But
 
I have a 2 liter fuel take, how much does that weigh...lol ..metric, and the other...dang it's hard to keep it strait.

Andy

bkf 03-22-2002 02:49 AM

Re: Fuel wight
 

Originally posted by grbaker
My Roo weighs 19.25# dry and 24.5# wet. 100oz tank with BVM UAT.
100 oz Where did you put it all :confused:

XCaliber 03-22-2002 02:53 AM

Fuel Weight
 
Gary, what turbine do you have on your ROO?
My came out to 16.5LBs. Dry with a RAM500.
MB.

grbaker 03-22-2002 04:03 AM

Roo
 
I have a JetCat P120 on my Roo which is heavier than the Ram 500, but this plane was also repaired from a crash. I built a Composite Roo for someone else with an AMT Mercury and it also was near the 20# mark.

grbaker 03-22-2002 04:08 AM

100 oz tank
 
1 Attachment(s)
The tank came from Plane Plus and is designed for the Roo. I believe it is built by Gary Mueller at Jet Tech.

RCUser012 03-22-2002 04:19 AM

Fuel Weight
 
&^%**^% thats a hell of a big tank in that roo !! how long are your flights ?? when i was flying my roo on a 1.08 and a pusher prop, i had 2 40oz tanks of glo fuel. I was landing after 20 min, and still had another 5 - 10 minutes worth left in there ... i use a 1.7 liter tank for jet a now and get about 6 min out of that ....


Wojtek


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