Large Model Association Forum

Can anyone tell me how long 500ml of fuel will last running a zenoah 62 and 22x10 prop in a 90" warbird. I am a bit tight on space for a fuel tank and wondered if 1/2 a litre is enough. thanks in anticipation.

2 ounces a minute balls out Paul, your tanks about 18 ounces, just under, with throttle managment, you should get longer, so, 9 minutes it is then