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The Granatelli MPG Plus ignition wire set for 1975–1979 Buick models with 8‑cyl engines (4.3L, 4.9L, 5.7L, 6.6L) is an MPG Series replacement wiring kit. It matches the listed engine displacements and model years to restore proper spark plug connections and ignition routing. Supplied as a comprehensive set for those Buick applications, it helps return consistent ignition performance when replacing old wiring.
Granatelli 75-79 Buick All Models 8Cyl 4.3L/4.9L/5.7L/6.6L MPG Plus Ignition Wires
