MACS Archives - Tire Review Magazine
Registration Open for MACS 2020 Training Event, Trade Show

Registration is now open for ACcess, the MACS 40th anniversary Training Event and Trade Show to be held in Nashville, Tenn.

Understanding the Differences Between A/C Compressor Oils

The push for more eco-friendly materials and more stringent vehicle engineering standards has led to a number of changes to manufacturer requirements for A/C compressor oils over the past two decades. Mineral oil was the de facto oil used up until the early 1990s thanks to its ability to mix with the R-12 refrigerant, but