Cool, so with Bob’s blessing, we’ll call the stack output good, I’ll get some 5/16-18 helicoils, chemically blacken them, and get them in all 4 stacks,……this was Pete’s (Norton) idea, so thank you Pete!….I think it definitely made a difference, so we’ll roll with it,…..I’ll adjust the dynamo output to more look like what John posted, and then we’ll call that good, ……push comes to shove, I can add a helper motor to the scavenger to draw out the gasses, …..
Pat