Thats the problem. It cools ok at highway speeds but it is terrible at idle. It is still r-12 and always cooled down to 38-40 degrees no problemo. It struggles to get below 60.

__________________
1984 300SD Orient Red/ Palomino
1989 560SEC
2016 Mazda 6 6 speed manual
1995 Ford F-150 reg cab 4.9 5speed manual