the color variation of filler vs bare metal will be visible thru epoxy, but by the time you've done the primer and color, it won't be .... epoxy primer is the ultimate "sealer" .... but I can't imagine doing all those stages of body work and paint on an oil pan ohwell

Bill

Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics