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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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

1125305 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

358277 Views

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

Topics

Propane meter questions

Last post by JDP12
Replies: 18
by JDP12 » Sat Apr 28, 2007 10:10 pm
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Hey all,

Well after talkin it over with my dad he's agreed to let me use propane and build a meter!! Yay!

I'm going to build it according to...

Last post

EDIT: K I calculated it out...Here is what I came up with...Let me know if I did it correct please....

152.550*.042= 6.4071 cubic inches of propane...
18 Replies

4436 Views

Last post by JDP12
Sun Apr 29, 2007 7:37 pm
The Hawaiian Punch

Last post by zeigs spud
Replies: 25
by Punstype » Thu Apr 26, 2007 6:01 am
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ALOHA FROM HAWAII!.....This is my first propane metered combustion. i've built four of these so far for some of my coworkers. This one is mine and it...

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omfg great idea!!! clear pvc!!!!! that is kick a$$!!!!!

get high powered leds or some other like to put into the bottome sides of the barrel to...
25 Replies

8483 Views

Last post by zeigs spud
Sat Apr 28, 2007 11:04 pm
Chamber size question

Last post by boilingleadbath
Replies: 10
by Brooner115 » Sat Apr 28, 2007 10:53 am

First post

How big of a chamber would I have to have to support a 60 long 1 1/2 barrel??

I only have 3 pipe so if you could tell me how long of 3 pipe I would...

Last post

One note:
The discussion that has occured up to this point gives you the smallest chamber that can keep the spud from slowing down before it leaves...

10 Replies

2805 Views

Last post by boilingleadbath
Sat Apr 28, 2007 10:48 pm
JBWeld fumes flammable??

Last post by goathunter
Replies: 4
by JDP12 » Sat Apr 28, 2007 9:06 pm

First post

Hey all- well I just applied some JBWeld to the outside of my gun tonight--and was just checkin that I should be okay with fumes- i.e. they aren't...

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I've used JB on homemade alchohol stoves for a while now.I've never been able to get JB to light,even wet.So there should be nothing flammable at all.

4 Replies

3140 Views

Last post by goathunter
Sat Apr 28, 2007 9:51 pm
glue amount?

Last post by JDP12
Replies: 6
by JDP12 » Sat Apr 28, 2007 2:48 pm

First post

Well I put together my combustion gun today....But as I was glueing it together...I noticed by my last piece that none came out like it usually does-...

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Alright thanks a bunch :)

6 Replies

2004 Views

Last post by JDP12
Sat Apr 28, 2007 7:44 pm
Your Process In preparing your Gun for Usage!

Last post by Pete Zaria
Replies: 9
by mike_is » Sat Apr 28, 2007 6:22 am

First post

Hey, I'm just wondering how other people use their guns etc.
From putting that potato into the gun to firing it, and all the steps inbetween, Please...

Last post

For my over/under propane metered combustion:

If the cannon was just fired, before firing again, vent out the chamber (by opening vent valve and...

9 Replies

3291 Views

Last post by Pete Zaria
Sat Apr 28, 2007 6:34 pm
First time building a pvc gun... need advice

Last post by aljaz
Replies: 11
by aljaz » Tue Apr 10, 2007 7:24 pm

First post

Hi folks!
I am from slovenia (central europe) and i've been looking at this site for some time and i kind of liked the idea of building my own...

Last post

Dudes!

I just finished my canon (lol, l33t) and i want to upload teh photos, but i donno how to. do i just paste a link or sth?

c ya. photos soon...

11 Replies

4832 Views

Last post by aljaz
Sat Apr 28, 2007 6:11 pm
weird spark gap results

Last post by JDP12
Replies: 2
by JDP12 » Sat Apr 28, 2007 3:19 pm

First post

Hey all,

Well i was testing my BBQ ignitor today before I install it in my gun..And got some weird results..

When I put the two screw thingies...

Last post

K I think I'll do a double spark ignition- put one at the front of the chamber and one at the back

2 Replies

1140 Views

Last post by JDP12
Sat Apr 28, 2007 4:01 pm
Stun Gun?

Last post by LosBuenos
Replies: 22
by LosBuenos » Sun Mar 11, 2007 3:47 pm
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where do you get a stun gun for ignition and how are they better than a BBQ igniter? do you set them up the same a BBQ igniters with electrodes going...

Last post

as far as i'm concerned pushing The big red button followed by a simultaneous explosion is as kickass as it gets
22 Replies

12421 Views

Last post by LosBuenos
Sat Apr 28, 2007 2:40 pm
Noobie chamber fan, propane injection, and stungun ignition

Last post by JDP12
Replies: 4
by Blackett » Wed Apr 18, 2007 10:24 pm

First post

Hi,
first post. Ive built a few combustion launchers, but am now beginning to move up in terms of what i am making.

I was wondering if the clear sch...

Last post

Here you go....

4 Replies

2213 Views

Last post by JDP12
Sat Apr 28, 2007 6:38 am
Loudest bang

Last post by frankrede
Replies: 13
by Shadowscion » Sat Apr 21, 2007 12:31 am

First post

Hey, I was just wondering what set up would give me the loudest results in a combustion? I was thinking a burst disk would be the loudest but I am...

Last post

Since the original question was regarding combustion launchers, the loudest setup would be a burst disc in a union. Multiple burst discs would not...

13 Replies

6137 Views

Last post by frankrede
Fri Apr 27, 2007 10:48 pm
Well I'm building a combustion..pipe questionable

Last post by frankrede
Replies: 26
by JDP12 » Fri Apr 27, 2007 7:38 pm
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First post

Hey all,

Well I have some pipe laying around..So I am going to build a combustion cannon!!!!!! :D :D

I just want to check this will be okay..I...

Last post

K....So basically any pipe besides ABS and Cellular core will be okay?
ABS is fine.
and for your average combustion(aerosol, deodorant,hairspray)...
26 Replies

6754 Views

Last post by frankrede
Fri Apr 27, 2007 10:40 pm
amateur spudgun

Last post by Juicey
Replies: 12
by cody2 » Wed Apr 25, 2007 8:09 pm

First post

this is a relativly crappy first gun not reliable but it gets the job done

look at spud cannon #1

Last post

Glad to see you finally popped your spudgun cherry =P. Looks like a good first cannon. It wouldn't be too hard to make a handle to contain that piezo...

12 Replies

3742 Views

Last post by Juicey
Fri Apr 27, 2007 2:10 pm
Last Blast Junior

Last post by mark.f
Replies: 30
by mark.f » Sat Dec 09, 2006 7:47 pm
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Last Blast Junior

Barrel: 48 x 1-1/4 SCH-40
Chamber: 15 x 3 SCH-40
Connection: breech-loading cam lock barrel
Mixing: Ozark Trails camping fan...

Last post

Last post was 18th of April... chill out.

No damage pics, though. I'm completely out of plywood right now.
30 Replies

14389 Views

Last post by mark.f
Thu Apr 26, 2007 6:12 am
My first combustion: input needed

Last post by souljahz_unite
Replies: 7
by souljahz_unite » Mon Apr 23, 2007 7:27 pm

First post

Hey,

I am making my first combustion cannon and through reading posts in the forums and reading the wiki along with tutorials and sites, i still...

Last post

Alright :) . Well i decided to stick with the 1 1/2 ft barrel, just cut it to length like 5 minutes ago. I think im going to go go ahead with teh...

7 Replies

2952 Views

Last post by souljahz_unite
Thu Apr 26, 2007 5:52 am
silencers

Last post by jackssmirkingrevenge
Replies: 39
by Blackett » Fri Apr 20, 2007 6:17 pm
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I know how to build them, but is there a specific place on the barrel i should put it, and are you SURE it doesn't lose any muzzle velocity or...

Last post

I'm not saying :P
39 Replies

14385 Views

Last post by jackssmirkingrevenge
Wed Apr 25, 2007 5:28 pm
Cheap stunguns

Last post by ShowNoMercy
Replies: 3
by khazm » Tue Apr 24, 2007 8:13 pm

First post

like stungun ignitions? check out this:

Last post

The time old saying of you get what you payed for really comes into light here. Maybe you get it cheap but it probaly wont last and will end up...

3 Replies

1404 Views

Last post by ShowNoMercy
Tue Apr 24, 2007 9:31 pm
Idea

Last post by paaiyan
Replies: 7
by ShowNoMercy » Mon Apr 23, 2007 5:52 pm

First post

I was looking at Clide's semi auto design for paintballs using compressed air and I got thinking that if you replaced everything with metal parts and...

Last post

You could easily make it a semi with compressed air. The only way I can see that you could make it semi with combustion power would be with solid...

7 Replies

2208 Views

Last post by paaiyan
Mon Apr 23, 2007 6:46 pm
Fuel Q'

Last post by super spuder
Replies: 2
by Intel Xeon » Sun Apr 22, 2007 8:15 pm

First post

I made my very first combustion today *is proud* :D

Is it normal to see an orange glow for a split second in solid white pvc while firing?

I am...

Last post

do you have some pics of the gun?

2 Replies

1834 Views

Last post by super spuder
Sun Apr 22, 2007 8:28 pm
hmm Hybrid? =]

Last post by Bubba05
Replies: 45
by chaos » Thu Jan 25, 2007 7:37 am
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Here it is My combustion for destruction.:twisted:

VID:

:twisted:

Last post

Ohhhhhh shiny!!! sweet if you need any more let me know i've got like 9 of HQ-WB rims that have screw in valves and im sending the wheels to sims....
45 Replies

22304 Views

Last post by Bubba05
Sun Apr 22, 2007 11:09 am
3" combustion cannon

Last post by jackssmirkingrevenge
Replies: 6
by jackssmirkingrevenge » Sat Apr 21, 2007 2:08 pm

First post

My largest cannon to date, it's a simple combustion really, nothing too dramatic.

For more detailed information on using epoxy, check out the...

Last post

I drew that when I was 16, my fascination with the Vietnam war had only just begun so I hadn't had time to collect all the relevant artefacts :p...

6 Replies

3978 Views

Last post by jackssmirkingrevenge
Sun Apr 22, 2007 7:35 am
double combustion (2 stage)

Last post by lukemc
Replies: 7
by tarmann_90 » Sat Apr 21, 2007 1:17 am

First post

ive always wondered if this would work, or just make more fire. Line up 2 combustion chambers and link them together with the barrel and shaved...

Last post

i would think it wouldnt work because some of the explotion would get by the potat just that tiny bit would innite the other gasses in front of the...

7 Replies

4013 Views

Last post by lukemc
Sat Apr 21, 2007 10:55 am
Matchstick mini

Last post by super spuder
Replies: 6
by flamerz14 » Fri Apr 20, 2007 5:09 am

First post

my first 'gun' ever built.. took about 5 minutes to build it. was bored so i found me old stuff and with my trusty blue tape, built it. :lol: pics...

Last post

i have no idea. i would not mind seeing this thing

6 Replies

3078 Views

Last post by super spuder
Fri Apr 20, 2007 9:39 pm
My first combustion cannon.

Last post by From_Hamsterdam
Replies: 12
by victor_passe » Thu Apr 19, 2007 11:59 am

First post

Well to start with I am from Sweden therefor my bad English.
I build it when i was 15 and it is powered by camping-gas and nitrous-oxide.
the...

Last post

That is some mean looking ammo. I want to see what the capacitor shot looks like when it hits something.

12 Replies

7287 Views

Last post by From_Hamsterdam
Fri Apr 20, 2007 9:38 pm
my ghetto igniter

Last post by SpudMonster
Replies: 4
by coolboarder58 » Tue Apr 17, 2007 11:20 pm

First post

im building an ignitor for my tater cannon and im having some issues. i followed the schematic and everything so i think my problem is with the...

Last post

Let's see... A shitty text file off an anarchy website, lousy schematics, ETC.

My take on the whole anarchy website:

And

4 Replies

2214 Views

Last post by SpudMonster
Fri Apr 20, 2007 4:35 pm

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