The Granatelli Performance spark plug wire set for 1963–1970 Datsun and 1970–1979 Subaru 4-cylinder applications is part of Granatelli Motor Sports’ Performance Series. The overview lists both vehicle ranges and explains the wires’ purpose: delivering ignition wiring suitable for the specified 4-cylinder engines. As Performance Series parts, they are intended to support consistent spark transfer and dependable ignition across the indicated model year spans.
Granatelli 63-70 Datsun / 70-79 Subaru 4Cyl Performance Ignition Wires