he is saying ac only needs gas and belt but its still not confirmed that Compressor/condensor/fans/pipes would be in perfect condition.
for ur knowledge i tell u my deal.
i purchased Daewoo in 2007 , it was 99 officer scheme so it was 8 years old car at that time. Engine is still sealed now, never got opened by mechanic just change head gasket by myself last year. mileage was almost 100k in 2007. car had Rpm, back gti lights , cd player , alloyrims, i purchased from first owner in 260000/- but people said , Aap nay mehngi lay li hai , but i am satisfied with it since 2007.