Yes yes, but hear me out first, its not that simple. If I had of glued it, where would all the force have went? The force would have had one way to escape: the small hole that is the muzzle. My muzzle is much smaller than the ones I see on this site. What would have happened if all the pressure coul...

Ok, so I added a chamber fan, made some modifications to the spark gap, etc. but didnt actually glue the fitting containing the fan onto the rest of the gun, just friction fitted. I was clicking away, then suddenly BOOOM. Boy, did it explode. Scared the living **** out of me. The fan section blew ri...

Hehe, this is a lot more complicated than I thought. Thanks for the imput though guys. I'm not metering the butane, no. In my naivety I didnt reallize it was so important to get the amount right. :cry: I'd like to ask though, how important is it to make it airtight? Wont the butane simply leak out o...

the spark gap is about 7mm. Its definately sparking inside the chamber, I un-glued the holes into wich the electrodes are inserted and you can see it sparking inside.

Hi all. I have built a gun here, a conversion from a pneumatic that worked but did not live up to its multiple shot ambitions. (hence the barrel) http://www.freeimagehosting.net/uploads/th.936337a1a9.jpg This is my first combustion, and I cannot for the life of me figure out why it wont combust at a...