97MarkJA
Dedicated LVC Member
If I was filling it in I would remove all the paint, sand off the smooth finish of the urethane (kinda like gel coat on fiberglass) and fill it in. You could plastic weld it or use this.
Much easier to sand.
http://solutions.3m.com/wps/portal/3M/en_US/3MAutomotive/Aftermarket/Products/Product-Catalog/?nid=JSPNXHDFFBgsNGQGZXQ0C5glLXCCKC564Xbl
It's he finish work that will get ya on those nice smooth bumpers.
Much easier to sand.
http://solutions.3m.com/wps/portal/3M/en_US/3MAutomotive/Aftermarket/Products/Product-Catalog/?nid=JSPNXHDFFBgsNGQGZXQ0C5glLXCCKC564Xbl
It's he finish work that will get ya on those nice smooth bumpers.