Description
A properly functioning ignition system is foundational to engine reliability and performance—weak spark delivery translates directly to misfires, rough idle, and lost horsepower. The MSD 8.5mm Super Conductor Spark Plug Wire Set eliminates resistance in your ignition circuit with its spiral core conductor design, ensuring consistent, hot spark delivery every cycle. This is a bolt-on upgrade that delivers measurable gains in throttle response and combustion efficiency for Small Block Chevy engines.
The 90-degree plug boots are engineered to clear headers and intake manifolds on tight engine bays, while the HEI-style terminals provide secure, corrosion-resistant connections at the distributor cap. MSD’s reputation for precision manufacturing means you’re installing a set built to survive high-heat environments and years of hard use without signal degradation.
- Wire Diameter: 8.5mm
- Conductor Type: Super Conductor Spiral Core
- Boot Angle: 90 degrees
- Terminal Style: HEI compatible
- Wire Color: Black
- Application: Small Block Chevy
- Installation: Bolt-on, no fabrication
- Kit Type: Complete wire set
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