Edelbrock Pro-Flo 4 EFI Ignition Adapter Harness - GM LS-Series BR10074 Increases throttle response

Increases throttle response

This assembly is completed with bolt-on cradle braces that replace the factory sheer plates

300" Thick

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These are the same high-performance springs used on Edelbrock Performer and RPM cylinder heads

Edelbrock Pro-Flo 4 EFI Ignition Adapter Harness - GM LS-Series BR10074 Increases throttle responseProduct Description: Ignition Adapter Harness Pro Flo 4 EFI GM LS Series Sold Individually Since 1938, Edelbrock has been committed to making the finest high performance products in the industry. The famous Edelbrock Intake Manifold, Edelbrock Aluminum Cylinder Heads and Edelbrock Water Pumps have become the industry standard. Edelbrock cylinder heads offer improved performance throughout the rpm range for great throttle response and top end