How many mL of butane in a 500ml chamber?

[devilman]

Im just trying to work out the ammount of butane i need to put into a 500ml combustion chamber, is anyone able to tell me? i tryed useing the caculating method with the dia and the length, but it said 0.18ml?

diamiter is 3.5cm and length is 5cm.

Anyone able to help me real quick, im itching to fire this thing

[Novacastrian]

You need 3.2 percent, or 3.2 times five=16cc

[Matheusilla]

You can use the "spud tool" calculator to get a fairly close measure. I use it a lot and it's easy to use.