i saw a video on how to do this i think it was on this websight but i cant find it can anyone point me in the right direction?

I wouldnt recomend makeing a piston valve for your first cannon because they are hard to make and a selenoid would be much easier. I recomend a 1in in line lawn genie sprinkler valve. You can mod it if you want but i just electric start mine and it will shoot a spud through a 1/4 in piece of pressur...

for a 12 volt generator u dont need the engine to be horizontal it can be vertical. Just turn ur alternater over and it will still work. and u can easily turn a 12v gen. into a 120v gen. by adding a power inverter. you will just have to buy a biger one for whatever wattage you need because i bought ...

the best valve to use is a selenoid id say. being the cheapest and easiest.

i recomen useing Mapp gas and oxygen mixture. It is the 2 hottest burning comericial fules. Used for welding you can buy it at homedeopot.

dude u need a 90degree anle gear. you will have to custom order it because nobody sells them. I have the same problem but my dads a mechanical engineer so he cna help me out. Im makeing a gokart out of a lawn mower. and no you cant turn it sideways

a lot of the time it wont fire because it doesnt vent properly and u dont have enough oxygen in the chamber. you can install a fan in yours like i did or hold it up to a fan to blow out the vapors. also try spraying in the propellent for a seccond then putting in the potato it pushes the air in the ...

OK i see all these combustion cannons with clear PVC chambers and i really want to get a some!

where can i get some clear PVC pipe? or is that even PVC?
where can i get some 2 1/2in PVC i cant find it

I made these plans up in my noodle. I think it would really cool to make and have a double barrel cannon. With this canon you can fire one potato at a time or you can fire both at the same time or you can fire one useing all the pressure from both tanks. dependingon wich valves you open or keep clos...

and try useing hot glue around the washer it might help the seal. or gorilaa glue or something

there are a few design flaws in that but i cant help u out cuz i dont know how to fix them

Ok guys its 9:10 and a class 4 hurricane just made landfall east of galvaston bay on the coast of texas. I live in houston and the winds are crazy az crazy gets. so i decided to fly a kite. of corse it like picks me up off the ground and i let go. the line breaks and the kite goes sailing into a tre...

What sprinkler valves is the best to use?
What valve is the easiest to mod?
Is it really Nessicary to Mod?
What sprinkler valves do all of you guys use?

i sudjest you use a selenoid valve because it is cheaper and easier to use than a ball valve plus it shoots farther. it looks hard to install but its actually really easy

ok for awhile iv been makeing tasers out of camras and i saw on the websight you could use them as ignition for a combtustion cannon and it would work well. I wana know how to hook it up to spark in the chamber i know if you touch the wires together they spark but how do you make the triger in the c...