7-Pin Main Harness - Sniper TBI

The 7-Pin Main Harness - Sniper TBI from Holley serves as the essential wiring backbone for Sniper EFI or TBI fuel injection system swaps in vintage and classic vehicles. This harness connects the fuel injection controller to vital engine sensors, solenoids, and ignition components, ensuring a reliable fuel delivery system. It is particularly useful for those converting from carbureted engines to fuel injection systems.

Designed for ease of installation, the 7-pin architecture of this harness helps maintain proper signal distribution across the engine bay. It routes power, ground, and signal wires in a protected bundle that resists engine heat, vibration, and moisture, making it suitable for both high-performance and daily-driven applications. The connector design ensures secure mating with Holley Sniper controllers, reducing the risk of connection issues.

This harness is an excellent choice for street rodders and classic car enthusiasts looking to upgrade their fuel systems. It is compatible with various small-block Chevy, Ford, and Mopar platforms, making it a versatile option for engine builders. The compact design allows for clean routing through the firewall or along frame rails without extensive modifications.