Engine bay OBA setup: belt-driven A/C compressor air pump with r…

Engine-bay view of an under-hood on-board air (OBA) setup built from a York-style A/C compressor driven off the serpentine belt, fitted with a chrome inlet fitting and red conical air filter. A red high-pressure hose runs across the bay to a brass fitting, with a brake master cylinder reservoir and yellow transmission dipstick handle visible above.

AI caption April 2007 · Photo 11 of 407