I futzed with the Rot-Pot B for years on my Bel-Air. If they're not leaking, the car is out of gas. Forget keeping one dry on the outside. Its an exercise in frustration. I switched to a Holley 4bbl on a Clifford manifold about 5 years ago. Its great.

Preaching the Hot Rod Gospel according to the 4-stroke apostles:

Suck, Squish, Fire and Fumes