I haven't had the chance to get any pictures but I took my cannon out just a few minutes ago and now everytime I fire it air comes out the back end. So I wiped off the ignitor and watched the ignitor spark 10 times out of 10, sprayed in the hairspray, and tightened the endcap as much as it would go ...

I'll get some pics up later but yes that would be my new cannon looking cannon.

I've been having this exact problem with my new combustion. Although I am using hairspray. Any suggestions?

About 15 hours probably not that much if you worked real diligently we took lots of breaks in between working.

Koolaidman - i think you're talking about the little wedge in the back, right? All that is is a wegde of wood with a handle on it. The actual potato cannon is 46" long consisting of 13" of 3" PVC and 30" of 1.5" and then of course the end caps and adapter adds 3". THUNDERLORD - Yes the ball on the b...

Oh yeahhh thanks 4 the props

Sorry no pre-foam pics we were to excited :cheers: :bom: :drunken:

First off thanks for the praise! Second the cannon itself is made of 2" pink insulation foam and the larger rings are made of 3/4" pink insulation foam. Third the carriage is wood...mostly redwood and pine to be exact.

My grandpa and I recently built a spud gun, the old fashioned hairspray kind, and were wondering is there any way to make a cutter for the spud other than just shoving it down the barrel? Here are some pics of the cannon... http://i297.photobucket.com/albums/mm239/neojacksparrow/IMG_0004.jpg http://...