Originally Posted by fast68plymouth
Does the system normally operate at 47psi?
In other words....... that’s the system pressure while you’re driving, and just as importantly...... tuning?

I’m sure the melted terminal aren’t a sign that everything was happy.


I run it @ 55 psi for everything, the difference in volume from 47 psi & 55 was about 1 PPH difference I checked it at 40,47, 55 psi just to see the difference in volume.


1968 Charger COLD A/C Hilborn EFI
512ci 9.7 compression, Stealth heads, 4.10 gear A518 ODtrans 4100lb,10.93 full street car trim
2020 T/A 392 Stock 11.79 @ 114.5