Optional 2.8 liter V-6, previously carbureted, received multi port fuel injection, and now produced 125hp and 160 lb-ft of torque.  Valve covers were die cast aluminum, and new cylinder heads were aluminum, too, to reduce weight.  Thanks to fast burn combustion chambers, compression ratio was up to 8.9:1.  Revised motor was mated to a 3 … Continue reading 1987 Buick Century Manufacturer Promo