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

957065 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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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...

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great job how can i help the fourms
45 Replies

315139 Views

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

Topics

silly string fumes=combustion??

Last post by DYI
Replies: 8
by chisox21 » Sat Apr 05, 2008 11:02 pm

First post

Hey guys I just bought some cans of silly string from the dollar store for some reason i dont know why it just seemed appealing. On the can it has...

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Either way, an average sized combustion cannon can get over 8 000 shots on a single 14.1 ounce propane tank, which costs about $4 after taxes. So...

8 Replies

2882 Views

Last post by DYI
Sun Apr 06, 2008 9:01 am
ideas???????

Last post by bigbob12345
Replies: 29
by WEEMAN » Thu Apr 03, 2008 1:02 pm
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im relatively new to this(i've built 1 spudgun)
but i need ideas for guns and instructions
i wanna make, like a gun that runs on like high...

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:lol:
that is all i have to say
29 Replies

8099 Views

Last post by bigbob12345
Fri Apr 04, 2008 3:04 pm
Propane tank danger?

Last post by Lentamentalisk
Replies: 12
by Spitfire » Tue Mar 18, 2008 8:00 am

First post

I dont know how to phrase the question so im just going to say it straight.

Is there any possibility, even a minute chance, of a propane tank...

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The only thing you have to be careful of is leaks. If you hear a hissing and smell a bad smell, then run the tank outside (if you arnt already, which...

12 Replies

4273 Views

Last post by Lentamentalisk
Fri Apr 04, 2008 3:10 am
Never buy 14oz tanks again

Last post by Lentamentalisk
Replies: 13
by BigGrib » Fri Mar 28, 2008 12:07 am

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You read that correctly. Never buy a 14 oz propane tank again. Well unless you're in a dire straight and can get to your refill station. Refill, I...

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Why would you want ot refill them when a 14oz tank is only $2.50? Is it really worth the time?
because refilling a 20lb propane tank only costs $20...

13 Replies

5133 Views

Last post by Lentamentalisk
Fri Apr 04, 2008 2:41 am
Peace Made easy = Name of my new gun (video)

Last post by Fnord
Replies: 15
by scottcrete » Wed Apr 02, 2008 3:51 pm
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My New gun.. its a 2 feet X 4inch chamber.. with a 2 long 52mm barrel..

check it out below.. tell me what you think.. this is only temporary until i...

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By the way, if I were you I'd fill that cleanout cap with bondo or hot glue for strength; there are plenty of videos of them blowing out when you...
15 Replies

4801 Views

Last post by Fnord
Thu Apr 03, 2008 10:40 am
Problems with shoulder fired canon.

Last post by McFear
Replies: 25
by Tom » Sun Mar 30, 2008 3:59 am
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Just like spuddin, I'm building shoulder fired rocket launcher. I don't have a chamber, the barrel(and chamber) is 75MM or 5.5 inch. I am going for...

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meh, it still shoots a tennis ball heaps far. distance shot at a 5 degree angle to the parallel into a slight head wind was 180m. i have that on...
25 Replies

6049 Views

Last post by McFear
Thu Apr 03, 2008 7:23 am
My second spudgun- PC 2008 ! enjoy!

Last post by Grizzlybear
Replies: 21
by Grizzlybear » Wed Apr 02, 2008 11:15 am
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This is my second spud gun! It is made from PVC ! Pipes are made in Germany.

Components:
1. 50mm pipe as barrel
2. reducer from 50 - 110mm...

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yap, it holds up perfectly ! :D :D :)

I decide to make a propane system to this beast And I want to ask you maybe I need some extra layer to my...
21 Replies

7357 Views

Last post by Grizzlybear
Wed Apr 02, 2008 4:36 pm
my First gun

Last post by Grizzlybear
Replies: 12
by toasterplug » Sat Jun 02, 2007 2:55 pm

First post

This is my first gun. It's has a 3 x24 chamber and a 1.5 x48 barrell. It has a chamber fan for mixing/venting and it is abreach loader. I like the...

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Nice ! I like the paintjob too! :o

12 Replies

5594 Views

Last post by Grizzlybear
Wed Apr 02, 2008 11:27 am
WOOD combustion, yeah, you heard me...

Last post by SNDM
Replies: 42
by Eddbot » Sat Jan 19, 2008 4:07 am
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ok, as everyone knows many guns on here originate from boredom, while lots of you have a bunch of extra parts and pipe lying around to be used, i...

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Damn, Im joining the wood club!

Heh heh, off I go.
42 Replies

15446 Views

Last post by SNDM
Wed Apr 02, 2008 8:46 am
Spud gun plans?

Last post by Hotwired
Replies: 11
by rufus » Mon Mar 31, 2008 7:22 pm

First post

I have a normal spud gun right now, it uses a BBG igniter and I use some cheap car polish crap for the fuel. I would like to build one that uses...

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LOL benstern.

Thats a disgracefully amusingly weird picture.

But yeah, no plans is kinda a thing round here. If you want blueprints then it's...

11 Replies

7010 Views

Last post by Hotwired
Wed Apr 02, 2008 5:44 am
Monsters of the Potato Gun World (video update 2/3/08)

Last post by rcman50166
Replies: 63
by rcman50166 » Sat Jan 19, 2008 7:50 pm
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Now The Most Replied Combustion Cannon On The Site

Hehe I'm a new member but would it be too much too ask for some feedback on my cannons? There...

Last post

Well I could try it but it seems like it's almost guarenteed to get lost and baseballs aren't cheap to use for ammo. And for the gas question. No....
63 Replies

22222 Views

Last post by rcman50166
Mon Mar 31, 2008 5:44 pm
My first cannon (german style)

Last post by tpcaudill
Replies: 18
by freder » Fri Oct 12, 2007 7:40 am
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Hi,
this is my first combustion cannon.
I come from germany and here its hard to buy the parts. Because they look pretty concerned if a teenager...

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you should try adding a propane system. its alot easier than any sprays.
18 Replies

9945 Views

Last post by tpcaudill
Mon Mar 31, 2008 2:28 pm
Silencer for a combustion, how to make one?

Last post by Brian the brain
Replies: 16
by viskaren » Sun Mar 30, 2008 9:48 am
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I'm making a sniper-type combustion atm and wanted to know how to make a simple silencer for under 15 bucks. Any suggestions?

Last post

Jack wrote:
The man certainly has a point,

I certainly do:
16 Replies

7682 Views

Last post by Brian the brain
Mon Mar 31, 2008 10:44 am
Question on Flybacks

Last post by Spedy
Replies: 16
by Unbreakable » Sat Mar 29, 2008 9:22 pm
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So, I went digging around in my garage and found an old TV that had stopped working after we'd dropped it (lol).

Now, it's a rather old TV, around...

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For flybacks, this circuit is one of the worst. I suggest something 555 based, like or the popular Mazzili driver. You'll find it on ww.4hv.org

Hope...
16 Replies

4251 Views

Last post by Spedy
Sun Mar 30, 2008 10:26 pm
Efficiency of elbows (90s)

Last post by willarddaniels
Replies: 15
by willarddaniels » Sat Mar 08, 2008 1:55 am
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I haven't visited this site for a while...

I have just about all my parts together for my propane hybrid and I am still debating whether or not I...

Last post

I did not mean to 'flame' you I was just concerned about safety :)
I did assume you were some n00b that I just havnt seen before that was going to...
15 Replies

4411 Views

Last post by willarddaniels
Sun Mar 30, 2008 1:18 am
Most efficient combustion?

Last post by starman
Replies: 40
by rcman50166 » Tue Mar 25, 2008 12:09 pm
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Ok, this topic isn't about the the absolutely most effiecient combuston. I'm talking about making the most efficient combustion without any...

Last post

Biggrib's sarcastic comments were funny and over the top but right on. I would much rather see you working on perfecting your carbureted gasoline...
40 Replies

10881 Views

Last post by starman
Sat Mar 29, 2008 8:46 am
quick question

Last post by trae08
Replies: 16
by jon_89 » Wed Mar 26, 2008 11:03 pm
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I got a 7 foot piece of 1.5 inch abs and would would like to use it for my barrel but it is cell core. Does this matter for a barrel?

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this might not be a good thing to say here as people might start cursing me. but ive used 3 inch cell core on 2 of my first guns.. when i was new to...
16 Replies

4595 Views

Last post by trae08
Sat Mar 29, 2008 7:44 am
PVC reducer bushing

Last post by fireman565
Replies: 3
by Mattmp36 » Fri Mar 28, 2008 12:00 am

First post

Where can I find a 4 to 1.5 PVC reducer bushing? I have already been to my local Lowes and Home Depot but I found nothing. I know they exist because...

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Yeah, McMaster, I know... but if he can find a local plumbers supply in his area, and there should be one around north of Atlanta, it would be a...

3 Replies

3151 Views

Last post by fireman565
Fri Mar 28, 2008 10:38 pm
...Demetrios...Or just mapp powered cannon.

Last post by octane89
Replies: 32
by octane89 » Sat Dec 15, 2007 3:26 pm
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First advanced combustion, so far its worked well. I call it Demetrios, I don't really know why but it sounded sweet. Video and vent (on cannon) will...

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Well Im gonna be in chicago this weekend to practice with a D2 team, then back home to michigan.

And dwv works fine with combustions (not hybrids)....
32 Replies

14215 Views

Last post by octane89
Fri Mar 28, 2008 10:13 pm
Smallest Over Under Combustion Cannon on the site!

Last post by Bubba05
Replies: 32
by rcman50166 » Mon Mar 24, 2008 7:09 pm
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MINI SARGE

Yes, it's all the rage; small combustions! In spite of bigbob's gun and sthorne's gun, I have built my own.

It is currently the...

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rcman50166..... Mate i like your work. I you anna build the smallest spud gun go right ahead. Not many think that your is more portable than mine....
32 Replies

13838 Views

Last post by Bubba05
Fri Mar 28, 2008 5:15 pm
Need help with new idea for spudgun.

Last post by super spuder
Replies: 7
by Mudbubble » Fri Mar 28, 2008 5:09 am

First post

Hi guys,

This is just a short question and i know there's no need for a new thread.
However its the base of my whole spudgun idea.
If I were to...

Last post

louder= less powerful.
the noise is wasted energy. The shorter the barrel, the less time the pressure from the expanding gas has to speed up the...

7 Replies

2439 Views

Last post by super spuder
Fri Mar 28, 2008 4:25 pm
Combustion folk may or may not be interested...

Last post by MrCrowley
Replies: 1
by D_Hall » Fri Mar 28, 2008 12:23 am

First post

...in THIS THREAD

Sorry to pimp my own thread in another forum section but I felt it did belong in both sections. I would, however, like to keep...

Last post

Hey, Mods, mind locking this thread?
Sure thing :)

1 Replies

1114 Views

Last post by MrCrowley
Fri Mar 28, 2008 2:09 am
Fans

Last post by benstern
Replies: 3
by Townsend » Thu Mar 27, 2008 1:39 pm

First post

I'm new at this and just built my first gun. I was just wondering what are the fans for on a combustion? I was hoping to find out so i could see if i...

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LOCK PLEASE!!!

3 Replies

1748 Views

Last post by benstern
Thu Mar 27, 2008 10:41 pm
What do you think of this design?

Last post by Davedom6766
Replies: 4
by Davedom6766 » Thu Mar 27, 2008 4:19 pm

First post

It is from advancedspuds.com
I built this as my first launcher and it works amazing! i can't find the spuds after launch but i never went to a field...

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OK whatever just a though anyway. do you know if anyone has tested this?

4 Replies

1677 Views

Last post by Davedom6766
Thu Mar 27, 2008 5:12 pm
Propane Questions

Last post by STHORNE
Replies: 28
by Ecstasy » Mon Mar 24, 2008 5:12 pm
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Hey everyone. Last summer I made a horribly disproportional combustion gun that I just used Axe in (got it to fire off unmetered propane once.. what...

Last post

no steel wool required, the ignition coil should create enough electricity to produce a hefty spark. if you use a car ignition coil, you could...
28 Replies

6639 Views

Last post by STHORNE
Thu Mar 27, 2008 4:03 pm

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