A/C compressor from the FrankenThirty (my salvage-titled 1988 BMW E30 3 Series). The idea was that the car isn’t worth much, ...

The compressor is a small compact rotary-style Behr unit commonly called a “wingcell” compressor, and many of the A/C lines aren’t rubber hoses but are instead form-bent aluminum. On the one hand, ...

A fully functioning compressor is necessary for the air-conditioning system to provide peak performance. On most cars, A/C compressors are driven by an engine-accessory belt. If the belt is worn ...