Porsche 928 S (1986) – Specifications & Performance
1986 Porsche 928 S Technical Specifications
By 1985, the V-8 received another update. For the first time, the V-8 received a four-valve-per-cylinder valvetrain, nudging power to 288 hp. The North American market received the updated 48-valve V-8 first and was later available elsewhere in following years.