Porsche 928 ST1991 Owner's Manual page 114

Engine design
Design
Operating cycle
Cooling
Lubrication
Cylinder block and head
Valve operation
Camshaft drive
Crankshaft
Fuel supply
Fuel injection
8 cylinders in V configuration
4 stroke
water-cooled with two electric fans
pressure-fed from sump
light metal alloy
2 overhead camshafts per cylinder bank
toothed belt and chain
forged
electric pump
AFC (Air Flow Control)
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