1. Do a search on "AC condenser". 2. Do a search on R12, R134, AC system, or similar. You will find a million threads on the conversion question. All I can say is that after reading most of those threads, I'm staying with R12 in my '87 SDL. Good luck.

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Paul 1987 300 SDL; 2000 ML; '69 MGB; '68 VW Fastback