Quote:
Originally Posted by Jetboy
The gap can be a little tricky, more so on thinner pipe/tube like exhaust. The best Method IMO is to kind of work side to side so that you don't overheat the center of your puddle and have it collapse through. You'll figure it out. Too much heat can make it difficult. When it's going well there will be some crowning over the joint, but not a bunch. It shouldn't look like you wrapped a rope around, but more flat. If you're getting too much build up it may indicate that you're too cold. Also It will assure you get to spend more time with a grinder.
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Sorry, but this is bad advice. Welding wire should not bridge a gap to create a joint.