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...

Last post

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

1315810 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

406118 Views

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

Topics

My latest cannon, the M-55 Mk2

Last post by Tombstone
Replies: 5
by Tombstone » Sun Aug 11, 2013 1:58 am

First post

Here my latest gun, the M-55 Mk1's little brother, the Mk2 ;) Same basic design, same ignition, fuel and venting unit, just a shorter chamber and...

Last post

Very nice man. :) I dig it, your work is nice and clean.

Thx bro! :)

5 Replies

3762 Views

Last post by Tombstone
Sun Aug 11, 2013 9:18 pm
My first spud gun! Barret look a like

Last post by mark.f
Replies: 9
by niksechtniks » Wed Aug 07, 2013 11:28 am

First post

Hello this is my first little spud gun i made about 1 year ago.

it doesn't work anymore (ignition problems).
it's a 32 MM iron barrel just a smooth...

Last post

I didn't know Rambo had resurfaced , lol. I knew the flags were different too, I just thought there were some similarities.

Enough talking about...

9 Replies

5748 Views

Last post by mark.f
Thu Aug 08, 2013 6:39 am
My M-55 Combustion Spud Gun.

Last post by Tombstone
Replies: 15
by Tombstone » Thu Aug 01, 2013 4:44 pm
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Hi guys! Im a new member and long time fan of anything that goes Bang! or Boom! , and anything in between!! :) Here is my latest creation! :) Tell me...

Last post

Well yeah, but I need to finish building first :)
Hehe, yeah i agree
! ;)
15 Replies

8121 Views

Last post by Tombstone
Tue Aug 06, 2013 8:14 pm
Strange but good coaxial power results...

Last post by Gleedaniel13
Replies: 3
by Spudinator » Fri Jun 14, 2013 1:46 am

First post

So I've been playing with combustions lately quite a bit. My old favorite 650 CI over/under was still my favorite until I recently recovered my bolt...

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I think you should go on internet cafe so that you can test it with the personal computers. Then by that time you will really know the results.

3 Replies

3963 Views

Last post by Gleedaniel13
Tue Aug 06, 2013 3:39 am
Help

Last post by jackssmirkingrevenge
Replies: 3
by Haymara » Sun Aug 04, 2013 9:24 pm

First post

Hi, i'm new here, i started to interest on cannons, so i want to ask
what are basic things that i need to know about cannons? :)
Thanks for your...

Last post

what are basic things that i need to know about cannons? :)

Tienes que ser mas especifico, es como preguntar quiero conducir, que tengo que saber...

3 Replies

2285 Views

Last post by jackssmirkingrevenge
Mon Aug 05, 2013 3:16 am
My RR6, rotating magazine . 6 shots

Last post by Haymara
Replies: 19
by ijahman » Mon Nov 30, 2009 4:36 pm
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First post

Hello, sorry for my bad english,
My RR6 is made with pvc
ratio: 1.08 - using 5.4% vol. butane (refill lighters)
speed recharging
firing 45mm...

Last post

Wich program is that? :shock:
19 Replies

18491 Views

Last post by Haymara
Sun Aug 04, 2013 7:23 pm
Advanced Cannon: The Breechloading 70mm

Last post by anarchy08
Replies: 12
by Cy4ka » Fri May 24, 2013 8:19 pm

First post

Hey everyone. Here's my first advanced cannon that is propane, not spray-and-pray. I built it as an over/under design.

I have some quick disconnects...

Last post

Fantastic looking gun mate, kid you not, I had one exactly the same functionality wise even the propane meter system.

notice I said HAD.

to cut a...

12 Replies

15987 Views

Last post by anarchy08
Sat Aug 03, 2013 9:23 am
need help and conseils thank you

Last post by jackssmirkingrevenge
Replies: 10
by romelectrofr » Thu Jul 25, 2013 12:20 pm

First post

Hello i am french and i have try to make an new spud gun this is my 4 th spud gum
but he don't shoot i have an flash electronic allumage fonctionnal...

Last post

Trop petit! Try 5mm and see if you get more reliable firing :)

10 Replies

3313 Views

Last post by jackssmirkingrevenge
Sun Jul 28, 2013 9:55 pm
i show my new spud gun

Last post by romelectrofr
Replies: 2
by romelectrofr » Mon Jul 22, 2013 6:05 am

First post

Hello
i am french i don't very good speak english i have 19 years old.
And i making an new spud gun i love electronic and spud guns i have 3 others...

Last post

Bientot je le finirais avant la fin de la semaine je suis nouveau je tres heureux que quelqi'un interraisse deja je te remercie
i finish him in small...

2 Replies

1787 Views

Last post by romelectrofr
Mon Jul 22, 2013 11:12 am
Spark location? - Hair spray spud cannon

Last post by SpudMcJim
Replies: 6
by SpudMcJim » Sun Jul 07, 2013 2:16 pm

First post

Has there been testing on the best location for a plain hair spray combustion spud cannon? Let's stay simple and a straight combustion chamber inline...

Last post

Today (Friday 7/12/2013) my friends and I had a chance to do some test firing!

With the 4 foot barrels we consistantly got 198-210 yards (600 ft)...

6 Replies

7360 Views

Last post by SpudMcJim
Fri Jul 12, 2013 8:18 pm
LRC-150 Mobile Spud Assault Unit

Last post by mark.f
Replies: 22
by Binder17 » Tue Jun 19, 2007 7:14 pm
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First post

A Propane/MAPP golf ball cannon with 6 X17 chamber and 10 foot golf ball barrel. Can shoot a golf ball up to 1500 yards at 580 fps. Has a 4 inch fan...

Last post

Using both GGDT's built-in range calculator and a quadratic air drag model with a generous drag coefficient (in excel using a 10ms time step) I get a...
22 Replies

11891 Views

Last post by mark.f
Mon Jul 08, 2013 10:36 pm
C:B ratio, call me stupid but...

Last post by SpudMcJim
Replies: 5
by Hillbilly93 » Thu Jan 31, 2013 12:22 am

First post

I understand how to get the volume of both the barrel and chamber, however I'm lost from there. for instance if i have a 2'' barrel that is 60 inches...

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... for instance if i have a 2'' barrel that is 60 inches long the volume is 753.6. if i have a 4'' chamber that is 24 inches long i have a volume of...

5 Replies

2948 Views

Last post by SpudMcJim
Sun Jul 07, 2013 1:56 pm
***Combustion Cannons From Pakistan.

Last post by dart guy
Replies: 13
by Chipzolic » Tue Dec 04, 2012 5:43 am

First post

Hey guys :shock: -

My name is Saad Ali & i have been buidling Combustion Cannons in Karachi, Pakistan. Its a hobby & a small business. I had been...

Last post

it is cool and it seems you hace a talent with paint and making awsome desines

13 Replies

8918 Views

Last post by dart guy
Mon Jul 01, 2013 8:50 pm
Clean burst disc combustion

Last post by wyz2285
Replies: 10
by wyz2285 » Sun Jun 23, 2013 12:25 pm

First post

I found a 3/4 pvc coupling that already has an o-ling build inside.
Too bad it's made of pvc if not it would make a neat hybrid. However, that didn't...

Last post

That aluminum ring around the chamber provides extra safety :)

10 Replies

5375 Views

Last post by wyz2285
Sun Jun 30, 2013 4:22 am
First Time Propane User: How much fuel to use?

Last post by jackssmirkingrevenge
Replies: 5
by Squerl101 » Tue Jun 25, 2013 3:04 pm

First post

Hey guys, I have been spudding with AquaNet for about a year now. The glue-like residue was starting to get old, so I decided to convert to propane...

Last post

Jimmy has a point about syringe metering. There really is nothing to it, very simply and accurate:

5 Replies

3820 Views

Last post by jackssmirkingrevenge
Thu Jun 27, 2013 1:20 am
full auto

Last post by wyz2285
Replies: 17
by jean » Tue Jun 11, 2013 12:33 pm
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First post

here the concept

jean

Last post

online, the store is based on Spain.
17 Replies

6622 Views

Last post by wyz2285
Wed Jun 26, 2013 11:37 am
M1A1 Bazooka

Last post by jackssmirkingrevenge
Replies: 4
by Russman » Fri Jun 21, 2013 4:18 pm

First post

Hello everyone, long time lurker first time poster here! Here's a video of my second combustion launcher. I'll probably add propane injection and a...

Last post

Get a chamber fan going, it makes a big difference.

and proper syringe fuelling :) nice effort!

4 Replies

2550 Views

Last post by jackssmirkingrevenge
Sat Jun 22, 2013 10:02 am
expansion barrel for large chamber launchers

Last post by Technician1002
Replies: 14
by sw5amped » Thu Jun 13, 2013 9:55 am

First post

this is actually an attachment I built for my latest build. my launcher has a chamber size of 19.5 inches in length and a volume of around two...

Last post

QDV's rock.. Damaged by a t shirt.

14 Replies

6260 Views

Last post by Technician1002
Tue Jun 18, 2013 10:11 am
CRAZY'S first and last

Last post by dart guy
Replies: 21
by crazyfreak0075 » Tue Mar 13, 2007 12:42 pm
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First post

Barrel: 28 SCH 40 1 1/2
Chamber: 18 SCH 40 3
Ignition: lantern sparker (hey what the heck $2 )
Standard fuel like carb cleaner, you know the...

Last post

i made the same thing just short more or less
21 Replies

12303 Views

Last post by dart guy
Sun Jun 16, 2013 8:48 pm
300-350 fps mini combustion sniper

Last post by dart guy
Replies: 29
by Tsukiten » Sun Nov 30, 2008 7:03 am
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First post

Name: -
Method of operation: Muzzle-loaded combustion
Propellant: Butane + athmosphere gas
Ignition: Single spark gap piezo igniter
Safety(s):...

Last post

i think that of you epoxy the stock together it would look better than with the zipties and i also think you could make a pvc outer barrel but in a...
29 Replies

12191 Views

Last post by dart guy
Thu Jun 13, 2013 5:35 am
Proposed Carburated Bolt Action Cannon (Need Feedback)

Last post by finland66
Replies: 35
by rcman50166 » Thu Jan 24, 2008 6:34 pm
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This is a proposed cannon that uses a carburetor and pump action to operate. It has the contriversial fuel, gasoline, and is technically an advanced...

Last post

That thread is 5 years so you wont bring it up
By the way editing the post would be better than double post

Thnx
35 Replies

18253 Views

Last post by finland66
Mon Jun 10, 2013 11:39 am
ideas for multiple spark points

Last post by dart guy
Replies: 8
by rdunajek » Wed Jun 05, 2013 3:37 am

First post

I am building another cannon and I am moving up from the spray and pray style to a metered direct propane injection. I have seen some people use...

Last post

i think that u should use 2 wires in a taser placing about 1-3 mm apart

8 Replies

6163 Views

Last post by dart guy
Fri Jun 07, 2013 8:36 pm
Electronic Fuel Meter

Last post by potatoflinger
Replies: 9
by potatoflinger » Sun May 26, 2013 9:28 pm

First post

I haven't been around on the forum much in the last few months, so please forgive me if this has already been mentioned on here. I did a few quick...

Last post

The test is looking real good. The slow burn indicates a poor mix or running rich. See if you can get ignition with a shorter dwell time.

With a...

9 Replies

6569 Views

Last post by potatoflinger
Wed Jun 05, 2013 9:05 pm
Field day with one of my guns

Last post by RamboNucke

by RamboNucke » Sun Jun 02, 2013 6:32 am

Here's the complete cycle of using the coke bottle guns. Fuels from atmnospheric with alcohol, to 1 part N2O/1 part air/alcohol. I think it's decent...

0 Replies

5333 Views

Last post by RamboNucke
Sun Jun 02, 2013 6:32 am
5v chamber fans?

Last post by TedC
Replies: 6
by Cy4ka » Thu Mar 07, 2013 12:05 pm

First post

I saw they make a 5v version of brushless fans. Is there any adverse effect on the fan if I used a 9v bettert to run it faster?

My reasoning is that...

Last post

I like to use the LM2577 DC-DC Adjustable Step-up Power Converter Module - you can find them on eBay for just a few bucks.

I use it to run the fan...

6 Replies

4057 Views

Last post by TedC
Thu May 30, 2013 7:15 pm

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