Bondo?

[Majora]

What kind of bondo is best to use for frankencasing?

 

[hailrazer]

None unless you're using it to fill in tiny pinholes and slight imperfections. Epoxy is better for frankencasing.

For the small stuff the spot putty is fine :

http://www.walmart.com/ip/Bondo-Glazing ... z/16927984