Moroso 73820 Ultra 40 Spark Plug Wire Set 8.65mm Spiral Core BBC Black Sleeved

Moroso 73820 Ultra 40 Spark Plug Wire Set 8.65mm Spiral Core BBC Black Sleeved

The Moroso 73820 Ultra 40 Spark Plug Wire Set is engineered for high-performance applications, offering exceptional reliability under extreme conditions. Designed specifically for Big Block Chevy (BBC) engines, this wire set features a robust 8.65mm diameter, which not only ensures maximum electrical conductivity but also provides outstanding resistance to heat and abrasion. The spiral core design facilitates superior energy delivery from the ignition coil to the spark plugs, enhancing engine performance and efficiency.

This spark plug wire set is constructed with a high-quality silicone outer sleeve that not only adds a sleek look in a classic black finish but also protects against moisture and contaminants. Its advanced materials ensure durability and longevity, making it an ideal choice for both street and race applications. Users can count on reliable starting and improved throttle response, critical factors for any high-performance engine setup.

FITMENT: This wire set is compatible with Big Block Chevy engines. It is designed to fit various models and provides an excellent upgrade for those seeking improved spark delivery and overall engine performance.

Key Features & Benefits

• 8.65mm diameter for superior conductivity and heat resistance.
• Spiral core design for enhanced energy transfer and ignition performance.
• High-quality silicone outer sleeve for protection against abrasion and moisture.
• Sleek black finish for a clean and professional appearance.
• Ideal for both street and racing applications.

Shipping. Free on every order, US only. Orders arrive in 2–4 days.

Returns. 60-day free returns, except in extreme cases.

Support. Our team is available 24/7 for fitment mismatches or any other reason.

Warranty. Full manufacturer guarantee.