02-01-2015, 11:18 AM
I use por15. Its expensive and leaves a real nice durable finish. I have rebuilt 3 coach plumbing bays and used it in all 3. I never put wood back in, it's a moisture trap.
https://www.por15.com/mobile/home.asp
https://www.por15.com/mobile/home.asp
Love old school
1976 Newell 8.3 cummins allison 6spd
1977 Newell 8.3 cummins allison 6spd