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Granatelli Performance spark plug wire set for 1986–1989 Chevrolet medium duty trucks with the 8-cylinder 7.0L engine. The kit provides replacement ignition wiring tailored to those 7.0L applications to support steady spark distribution and reliable operation. Marketed in Granatelli's Performance Series, the wires offer a straightforward way to refresh ignition components on medium duty trucks from the listed years.
Granatelli 86-89 Chevrolet Medium Duty Trucks 8Cyl 7.0L Performance Ignition Wires
