I used Revovo on my first 4/4. Worked well as a proofer. But, if you take the hood off to proof it (advisable so as not to get any on bodywork) refit hood in erect position until things dry - hood can shrink slightly.
Graham (G4FUJ)
Sold L44FOR 4/4 Giallo Fly '09 Gen2 MINI Cooper ragtop '90 LR 90 SW