yeah the sanden is a lot of custom work and cost, my R4s have worked good enough for years...

But the condenser is something to investigate... Ill look into that.

Would a parallel unit do much for me with R12? Would it allow me to have more refrigerant in the system?

Thanks!

__________________
Current Diesels:
1981 240D (73K)
1982 300CD (169k)
1985 190D (169k)
1991 350SD (116k)
1991 350SD (206k)
1991 300D (228k)
2008 ML320 CDI (199k)
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Past Diesels:
1983 300D (228K), 1985 300D (233K), 1993 300D 2.5T (338k), 1993 300SD (291k)