Instructables

High powered cannon/ spud gun !!

Step 2: Step Two

Weld both the plates to the pipe you are using for the chamber, once that is done drill a hole for the spark plug make sure it is not too big then thread the hole with a hole threader or try your luck at getting the plug in without ruining the thread on it like I did, but make sure you have cut the bit of metal of the tip for a big spark first.

 
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