The barrel is from grainger PN-4GY35. shipping was $25.00
The exhaust might be too much, its taking longer than I thought to warm up. I turned both of the exhausts the same direction to prevent a draft between the stacks. If it is too much exhaust I can put some orifices in the stacks.
I got a late start but we are at 122* and rising.
(I smell smoked!)