Bonnet Heatshield...old Glue Removal Tips?

[gammav]

Had a new Bonnet Heatshield made up for the Griff...just need to remove the old Adhesive from the underside of the bonnet without doing any damage...any advise gratefully received.

Dave

[5.0ltr]

Tardis, tar and glue remover from Autosmart or something similar.

[Russell Mc]

Petrol maybe