Hey ya'll thought i'd post a follow up considering this cannon i built and was having trouble with now kicks ass.

I shortened the chamber 4 inches, bought longer screws, and bought a can of right guard no scent deoderant.

I have to make sure to spray away from the screws, and it can only be an ...

over the 4th of jult i realized that the problem was with using hairspray for the propellant. Funny, because it always worked in the past in my larger cannons. Now i'm hunting for a better fuel. This oust room deoderant might be worth looking into. Anyone have any relativly inexpensive fuels they ...

we tried several different lengths of spray time, one being a very short burst, and we got nuthin. does the location of the spark in the chamber have an effect on how well it can ignite?

its pretty basic.

Hi, this is my first post here, and i've been having some issues with this spud gun i built today. Its my third build, and the first to not work.

Basically its a 1 1/2 inch barrel, 28 inches long, with a 3" chamber, 18 inches long. all ABS plastic, sch. 40. We used a replacement bbq ignitor( red ...