Buick , Oldsmobile, Pontiac
Firenza, LeMans , Optima, Skyhawk , Sunbird 2.0L l4 1987-1991
New injection valve, new injection nozzle, new injector for a Multec injection system such as that installed in the Opel Vectra A 1.6 L, Astra F 1.6 L, Kadett E 1.6 L, many other Opel 1.6 liter engines and many other Multec injection systems.
Corresponds to the Opel part number
17112022 or the part number 5278 stamped in the nozzle.