1994 Cadillac Seville Owner's Manual - Page 331

SPECIFICATIONS 4.6 Liter 32 Valve (DOHC) Northstar Engine The engine is a4.6 liter (279 cu.in.) 90' V-8 featuring Dual Overhead Cam (DOHC), 32 valves, and-tunedsequential port fuel injection.This design results in a powerful, refined engine which is well suited even to the most demanding driving conditions. The Engine weight is minimized the use of low mass alloy materials. by crankcase, cylinder heads and oil pan are made from cast aluminum.The induction system housing, cam covers and oil adapter arecast filter magnesium. The reduced engine mass enhances vehicle handling, responsiveness and fuel economy. 318