ACCEL SuperStock 4000 spark plug wire sets upgrade an OE ignition system for higher spark delivery on street-driven engines. A 450-degree-F silicone jacket is extruded over a woven fiberglass braid and high-dielectric EPDM insulation for reliable ignition performance.
- Part number: 4042
- Type: Custom-fit spark plug wire set
- Wire diameter: 8mm
- Core: Carbon graphite
- Wire temp rating: 450 degrees F
- Color: Yellow
Vehicle Application: Fits select 1955-1974 Chevrolet and GMC V8 engines.
FAQ
What does the ACCEL 4042 wire set fit?
It fits select 1955-1974 Chevrolet and GMC V8 engines.
What is the temperature rating?
The silicone jacket is rated to 450 degrees F.
What terminals does it use?
Silicone boots with zinc-plated steel terminals.

