Boom! The classic potato gun harnesses the combustion of flammable vapor. Show us your combustion spud gun and discuss fuels, ratios, safety, ignition systems, tools, and more.
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wipsomass
- Private

- Posts: 16
- Joined: Mon Oct 02, 2006 9:37 am
Thu Oct 12, 2006 8:03 am
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 ?
Thanks
Will

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joannaardway
- Corporal 5

- Posts: 949
- Joined: Mon Oct 09, 2006 4:57 pm
- Location: SW Hertfordshire, England, UK.
Thu Oct 12, 2006 11:12 am
It might lose a tiny bit of power, but not a noticable amount.
The loss of length will allow you to create a longer barrel and chamber, which will in turn equal extra power.
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Extrusion
- Specialist

- Posts: 147
- Joined: Fri Sep 29, 2006 12:48 pm
Thu Oct 12, 2006 12:41 pm
You had the same idea as me i am gonna buy the part for an over under when i get my next paycheck hehe ill tell ya how it turns out if i get mine finished before yours.
"No living person is a virgin because life screws us all." - Extrusion
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Extrusion
- Specialist

- Posts: 147
- Joined: Fri Sep 29, 2006 12:48 pm
Thu Oct 12, 2006 9:24 pm
will get pics up when i get it finished XD ive got lots of projects im working on and after i finish my pneumatic i will get to work on the over under combustion im pretty sure it would be just at good as a normal one.
"No living person is a virgin because life screws us all." - Extrusion
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frankrede
- Sergeant Major 2

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Thu Oct 12, 2006 11:36 pm
Over unders have a turn in it so it would lower performance, but only slightly.
Current project: Afghanistan deployment
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Extrusion
- Specialist

- Posts: 147
- Joined: Fri Sep 29, 2006 12:48 pm
Fri Oct 13, 2006 1:31 am
it would lower performance but it probably wouldnt be noticable.
"No living person is a virgin because life screws us all." - Extrusion
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experament_u2
- Specialist 2

- Posts: 271
- Joined: Sun Aug 06, 2006 5:04 am
Sat Oct 14, 2006 5:19 am
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 decrese in power