A lot of scrapping, varsol, and a few other green type cleaners. The best time is winter when the material is more than likely to chip off. Kind regards Ed Saskatoon www.vintage-sportscar-touring.ca '65 BJ8 '89 Morgan 4/4 J. Betcher wrote: > Hi guys, > > What is the best way to remove asphalt underbody coating? > > Thanks, > > Jeff