Combustion Cannons

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SpudFiles Potato Gun Commercial

Last post by quinn whitsitt
Replies: 15
by PCGUY » Tue Oct 29, 2013 10:54 pm
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First post

I've been wanting to get in some spud shooting action this fall before the weather got cold. I know it's been a while since I filmed anything for...

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thank you for creating this website is there anything i can do to help
15 Replies

943569 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
Sparker Reference Guide

Last post by quinn whitsitt
Replies: 45
by rcman50166 » Tue Feb 05, 2008 4:19 pm
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First post

OK. Everyone always seems to know more than me in almost every topic on this site. But this is my domain! High voltage electricity is what i know...

Last post

great job how can i help the fourms
45 Replies

304678 Views

Last post by quinn whitsitt
Fri Mar 01, 2024 10:52 am

Topics

Idea: Use hairspray without the gunk left from burning.

Last post by Flying_Salt
Replies: 13
by Extrusion » Sun Oct 08, 2006 11:28 pm

First post

ok so i used to use hairspray and after only a few shots there was a thick slime in the chamber now i understand the stuff used to propel the...

Last post

ok so i used to use hairspray and after only a few shots there was a thick slime in the chamber now i understand the stuff used to propel the...

13 Replies

5750 Views

Last post by Flying_Salt
Sun Oct 22, 2006 10:03 pm
Grill Ignitor or Lantern Sparker?

Last post by Flying_Salt
Replies: 2
by Flying_Salt » Sat Oct 21, 2006 9:50 am

First post

I was just wondering which one people liked better, which one had better consistency, et cetera. I personally like grill ignitors because you can...

Last post

Whoah boomer where'd all those spud bux come from? I just happened to notice that.

2 Replies

2418 Views

Last post by Flying_Salt
Sun Oct 22, 2006 9:58 pm
BBQ duel sparks

Last post by 034936
Replies: 2
by brumby » Sat Oct 07, 2006 6:51 am

First post

Would it be okay to use duel sparks with my BBQ igniter?

Would I get enough power?

Last post

howwwwwwwwwwww?

2 Replies

2252 Views

Last post by 034936
Sun Oct 22, 2006 8:53 pm
How much hairspray?

Last post by SpudBlaster15
Replies: 18
by Flying_Salt » Mon Oct 09, 2006 5:03 pm
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First post

Hey I'm using my new combustion spud gun, but I put it away for a few days and now it seems to hate me. I'm using an average aresol hairspray, I want...

Last post

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Cras nec placerat erat. Vivamus dapibus egestas nunc, at eleifend neque. Suspendisse...
18 Replies

9237 Views

Last post by SpudBlaster15
Sat Oct 21, 2006 9:29 pm
my 1st combustion

Last post by SpudBlaster15
Replies: 2
by neilman88 » Sun Oct 02, 2005 11:58 pm

First post

NC-MLR is what shes called...i'll post up some pic's, its rifle size not cannon size...i cleaned it up a shat load today and made it look neat, since...

Last post

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Cras nec placerat erat. Vivamus dapibus egestas nunc, at eleifend neque. Suspendisse...

2 Replies

2557 Views

Last post by SpudBlaster15
Sat Oct 21, 2006 4:51 pm
mixing fuels?

Last post by Hotwired
Replies: 1
by gar3nc3 » Fri Oct 20, 2006 5:07 pm

First post

has anyone tried to mix fuels like propane and butane?
if so does it work well?

Last post

Thats called camping gas among other things. You can buy it in shops.

I can't think of a reason why it wouldn't work.

1 Replies

1835 Views

Last post by Hotwired
Fri Oct 20, 2006 5:22 pm
Multiple sparks?

Last post by Dr.Doom
Replies: 4
by Dr.Doom » Wed Oct 18, 2006 4:24 pm

First post

I've just got done making my first spudgun, a simple fixed barel $20 to make the whole thing variety with a lantern sparker ignition.

I've seen on...

Last post

sounds good........

4 Replies

2636 Views

Last post by Dr.Doom
Fri Oct 20, 2006 2:57 pm
Propane Fittings?

Last post by rna_duelers
Replies: 4
by Explosions-R-Us » Wed Oct 18, 2006 6:30 pm

First post

OK, I'm a noob here. I have built two guns. One is a 4.5ft modeled after the Green Hornet from Advanced Spuds with a few changes. The other is a...

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Give this site a try they have everthing,one of the best combsution sites around.Everything on propane injection.
www.burntlatke.com

4 Replies

2810 Views

Last post by rna_duelers
Fri Oct 20, 2006 7:02 am
Mini Combustion

Last post by Dan003400
Replies: 2
by Dan003400 » Thu Oct 19, 2006 8:35 pm

First post

Here is my New Medicine Bottle Combustional Gun!

!!SWEET!!

Quetips!

Also Be Be's

Video!

Last post

it is the same length of all the other ones, a pen

2 Replies

1513 Views

Last post by Dan003400
Thu Oct 19, 2006 11:49 pm
Taser ... how do i improve mine ?

Last post by jeraldcyc
Replies: 4
by jeraldcyc » Tue Oct 17, 2006 10:27 am

First post

hey yah people ... i`ve made a taser from i video i saw in the link its pretty cool and it works, but is there a way to make like a switch to switch...

Last post

hmm okaes thanx all . =)

4 Replies

2995 Views

Last post by jeraldcyc
Thu Oct 19, 2006 3:51 am
sparker help...........

Last post by gar3nc3
Replies: 9
by gar3nc3 » Tue Oct 17, 2006 7:23 pm

First post

hey guys, hey ive got a conbustion chanber cannon with a static sparker from a lighter.... but its not sparking. the lighter sparker is the nearist...

Last post

fixed now..... scard the shit outta me today.... i thaught id test it, so i sprayd lynx in the chamber (its onli a coke bottle) and left the lid off...

9 Replies

4339 Views

Last post by gar3nc3
Wed Oct 18, 2006 7:11 pm
Pressures generated during combustion

Last post by boilingleadbath
Replies: 8
by pumpkin2themax » Mon Oct 16, 2006 8:29 pm

First post

What kind of pressure is generated when propane combusts in an 1800 cc chamber? Has anyone ever had a chamber fail explosively using propane? just...

Last post

The fuels in most aerosols are propane, at least as far as preformance goes; the max pressure you'll get will be about the same, but will only happen...

8 Replies

4016 Views

Last post by boilingleadbath
Wed Oct 18, 2006 3:50 pm
new idea for ignition gaurentee youve never heard of it

Last post by Metal_Soldier
Replies: 19
by brian Casey » Thu Sep 14, 2006 5:57 pm
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First post

ok here is the idea... i have a electric flywsatter that i bought as a joke on vaction, i took it apart and i think that i want to use it to become...

Last post

Any auto-electric spark coil will work as well you just need a 12+ volt source I.E. Coulple of 9v batteries in series, 8 or more AA, ect. just wire...
19 Replies

7556 Views

Last post by Metal_Soldier
Tue Oct 17, 2006 2:51 pm
fan issues...

Last post by sgort87
Replies: 3
by riotpolice » Thu Oct 12, 2006 7:44 pm

First post

this may be a bit of a long post. i apologise ahead of time.

this is my first post here. i have a good 5 - 6 years of potato gun experience. ive...

Last post

What the hell are you talking about?! The gas will mix right around the fan just fine.

The problem with your launcher is that you are using the...

3 Replies

2677 Views

Last post by sgort87
Tue Oct 17, 2006 11:55 am
ignition coil

Last post by robbo@robbo
Replies: 4
by brian Casey » Tue Oct 03, 2006 8:26 pm

First post

would anybody be able to draw me a diagram that is simple in how to make an ignitio col a continus spark? i am very confused and all the helpm i...

Last post

you will not be able to make a continuous spark but you can have a very rapid one ( like every 2milli seconds) i dont know if you have done it yet...

4 Replies

3511 Views

Last post by robbo@robbo
Tue Oct 17, 2006 9:47 am
Different Ignition sources, what do YOU think is the best?

Last post by Tyro
Replies: 5
by Benster » Mon Oct 16, 2006 10:21 am

First post

Okay, I'm in the process of building my first propane metered combustion gun. I'm curious as to everyones preference when it comes to Ignitors for...

Last post

i say camera flash because it doesn't cost anywhere near what a taser does.

5 Replies

3196 Views

Last post by Tyro
Mon Oct 16, 2006 9:29 pm
Over-Under Combustion cannon less powerful than a straight?

Last post by experament_u2
Replies: 7
by wipsomass » Thu Oct 12, 2006 8:03 am

First post

Was wonderinf if a over- under Combustion cannon is less powerful than a straight.

Would it not matter as the combustion has to go somewear ?...

Last post

atm im woking on a marble rife that can be switched between both air and combustion and its anover under and from wat i can tell it only has a slight...

7 Replies

4044 Views

Last post by experament_u2
Sat Oct 14, 2006 5:19 am
Noob to combustion

Last post by MrCrowley
Replies: 5
by Puppet » Thu Sep 28, 2006 10:51 pm

First post

Hi everyone. I am currently in the process of building my first combustion spudgun. This will not be my first cannon however as I have built a .50...

Last post

yeah its been on the homepage for months now

5 Replies

2784 Views

Last post by MrCrowley
Fri Oct 13, 2006 4:57 pm
Second attempt at combustion

Last post by squeaks
Replies: 2
by BadDNA » Fri Oct 13, 2006 8:21 am

First post

Built a new cannon, this one for some reason, with a better C:B ratio doesn't seem nearly as good as the first. I used 3' of 1.5 sch40 for the...

Last post

Didn't I see this posted earlier? Owell, never mind. Looks better than your last gun, so I don't have a clue why it doesn't work as well as your last...

2 Replies

1983 Views

Last post by squeaks
Fri Oct 13, 2006 12:55 pm
newbie here

Last post by MrPerfect
Replies: 15
by Mafia_Mike1321 » Sun Aug 20, 2006 1:55 am
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First post

well so im trying to make my first combustion cannon.... im was messing around with some extra PVC i had lying around and i bought a grill...

Last post

i put Wax on the cap threadings it made it come off easier and could possibly seal better.
15 Replies

7420 Views

Last post by MrPerfect
Tue Oct 10, 2006 9:05 pm
leaky end cap

Last post by Extrusion
Replies: 5
by pumpkin2themax » Mon Oct 09, 2006 9:25 pm

First post

i'm using a threaded end cap on my metered propane gun. It is leaking pressure when i dump the propane into the chamber. Tightening the cap helps,...

Last post

No problem always glad to help :D

EDIT: Here is a link you may find usefull

5 Replies

2876 Views

Last post by Extrusion
Mon Oct 09, 2006 9:53 pm
The Purpose of Fans in Combustion Cannons

Last post by Flying_Salt
Replies: 3
by lax1089 » Wed Sep 27, 2006 10:30 am

First post

I have noticed a plethora of cannons are starting to incorporate fans in the combustion chambers. Could someone shed some light on the purpose of...

Last post

Like what lucy said, they mix the fuel (if you're using a liquid) and blow out any vapors you may have floating around in there. As for installing...

3 Replies

2292 Views

Last post by Flying_Salt
Mon Oct 09, 2006 5:09 pm
Why the heck ain't it workin'?

Last post by zeigs spud
Replies: 4
by redclay92 » Sun Sep 24, 2006 7:10 pm

First post

This baby won't ignite the combustion chamber is 2in 40sch about 16in long the barrel is a 25 in long 1.5 inch tube. I'm using a peizo elec. from a...

Last post

The whole... hole in the pipe ignition system is a BAD idea.

yea for a technical explosion somthing has to be pressureized by a book definition but...

4 Replies

2692 Views

Last post by zeigs spud
Mon Oct 09, 2006 3:01 pm
Wont fire...

Last post by Torch
Replies: 7
by Pyro_Boy » Sat Oct 07, 2006 5:41 pm

First post

Ok so i build my first cannon combustion tryed it and it worked=]

Shot twice then when i tryed third it wouldnt light the propellant (yes spark is...

Last post

Expermenting is the best thing to do really.
You need to just find the right fuel mixture methinks. But im not really sure..

7 Replies

3375 Views

Last post by Torch
Mon Oct 09, 2006 1:48 pm
spark strip

Last post by Extrusion
Replies: 2
by brumby » Sun Oct 08, 2006 1:40 am

First post

What is the easiest type of spark strip to construct?

Where is it possible to get some copper clad curcuit board?

Last post

Lol really you can just get some curcuit board and put a few solder beads about 1cm apart or so then connect one wire from your ignition source to...

2 Replies

1868 Views

Last post by Extrusion
Sun Oct 08, 2006 7:34 pm

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