Totally soda blast it, mate hired one to bottom out a mk1 uno turbo shell. Found plenty of holes very quickly vs. the wire wheel/ brush abrasives, poss decided on that as there had been a previous restoration and they had bonded sound matt stuff everywhere with a shellac type substance, nightmare to get off and it had harboured moisture
Totally soda blast it, mate hired one to bottom out a mk1 uno turbo shell. Found plenty of holes very quickly vs. the wire wheel/ brush abrasives, poss decided on that as there had been a previous restoration and they had bonded sound matt stuff everywhere with a shellac type substance, nightmare to get off and it had harboured moisture