Porsche 928 - Assemby Line Production, ca. 1986 (English version)
Here's an insightful film which shows the production quality and detail given to every Porsche 928 that rolled out of Zuffenhausen.
Porsche 928 race clip with SCCA with ferrari 360 challenge racer
928 racing in the last couple of laps with a ferrari challenge 360 modina driven by robert canepa mark kibort
928 Porsche racing
928 Porsche racing nos supercharged