Yeah, oil canning on those flat sections can be a pain. I'm still working on oil canning on my cab roof, even with coaching by the resident expert.
As long as you can block it without the oil can cycling you'll probably be OK.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.
