i had a similar problem with a black 1/24 scale sprint car, painted it, put decals on, weathered it, sprayed the clearcoat and turned almost everything white....my clearcoat was old, that was the problem with mine.
1/35 XM77 "Sledgehammer", 1964 Chevy Impala Derby Car
Whats next? Aircraft for Ground Attack Group Build
"I dont just tackle to make a play, I tackle to break your will." -Ray Lewis
"In the end, we're all just chalk lines on the concrete, drawn only to be washed away"- 5 Finger Death Punch
"Ahh, my old enemy.......STAIRS"- Po, Kung Fu Panda