Ultra 40 Plug Wire Set BBC HEI - Red

The Ultra 40 Plug Wire Set BBC HEI by MOROSO is specifically engineered for Big Block Chevy engines equipped with HEI distributor systems, providing reliable spark delivery for high-performance and street applications. This wire set is ideal for mechanics and enthusiasts who require consistent ignition timing under load, particularly in engines like the 454, 427, or 502 BBC platforms.

MOROSO's Ultra 40 construction features low-resistance, spiral-core wire technology that minimizes electromagnetic interference and signal loss, crucial for HEI systems that operate at higher voltages. The pre-molded, universal HEI terminals ensure a secure connection without slippage during engine vibration, while the vibrant red housing aids in cylinder identification during service and troubleshooting.

This wire set is a foundational upgrade for serious engine builds, especially for those refreshing ignition systems on carbureted or fuel-injected Big Block Chevys. Custom builders and street mechanics can rely on the Ultra 40 Plug Wire Set BBC HEI to enhance cold-start reliability, throttle response, and fuel economy, making it an essential component for optimized engine performance.