GM HEI Advance Curve Kit

• Supports distributor advance tuning for improved ignition timing control.

• Designed to help tailor mechanical advance response in compatible distributors.

• Durable tuning components help maintain consistent distributor operation.

• Compatible with distributor advance service and tuning applications.

Designed to support reliable distributor performance and dependable ignition system operation, this distributor component is engineered for long-term durability and stable fitment in compatible applications.

The precision-engineered construction helps maintain proper distributor function while supporting reliable spark delivery, stable ignition characteristics, and dependable operation in both street-driven and performance vehicles.

Built for compatible ignition system configurations, this component is intended to help restore dependable distributor operation, reliable startup performance, and long-term ignition system reliability.

What applications are these ignition wires compatible with?
These ignition wires are designed for COMPATIBLE WITH, BUICK V8 (1974-1981), 5.7 L / 350 in3, 7.5 L / 455 in3, CHEVROLET SMALL BLOCK V8 GEN. I (1974-1987), 4.3 L / 262 in3, 4.4 L / 267 in3, 5.0 L / 305 in3, 5.7 L / 350 in3, 6.6 L / 400 in3, CHEVROLET BIG BLOCK V8 GEN. II (MARK IV) (1974-1987), 7.4 L / 454 in3, OLDSMOBILE V8 (1974-1987), 4.3 L / 260 in3, 5.0 L / 307 in3, 5.7 L / 350 in3, 6.6 L / 403 in3, 7.5 L / 455 in3, PONTIAC V8 (1974-1981), 4.3 L / 265 in3, 4.9 L / 301 in3, 5.7 L / 350 in3, 6.6 L / 400 in3, 7.5 L / 455 in3, NOTE: Works with GM type, non computer-controlled HEI distributors..

Will these spark plug wires fit my engine?
These wires are intended for Chevy/GM applications and should match your distributor, coil, and spark plug configuration.

What do ignition wires do?
Ignition wires carry high-voltage electricity from the ignition coil or distributor to the spark plugs.

What material are these wires made from?
These wires feature silicone insulation for durability and heat resistance.

Will these ignition wires improve performance?
Yes, high-quality ignition wires can improve spark delivery, engine efficiency, and reliability.

Are these a good upgrade over stock wires?
Yes, aftermarket ignition wires often provide better insulation, durability, and performance compared to stock wires.

Do ignition wires need to be replaced regularly?
Yes, ignition wires can wear over time and should be replaced as part of regular maintenance.

Can these ignition wires be used in performance builds?
Yes, ignition wires are commonly upgraded in performance and custom engine builds.