I found a pic of Waveski's tank showing the angle of the lower filler neck. Really like the idea of insulating the tank.
Attachments
WaveskiTank.jpg (48.61 KB, 98 downloads)

Craig

My '50 Chevy 3100 5 window, '62-235cu, 3:55 rear
My truck ....... Respect The Rust
If I'm not working on my truck, '65 m00stang or VW camper, I'm fishing with the wife or smoking Salmon.