Holley EFI Pro-Billet Ignition Adapter 558-325 single-plane-intake-manifolds 7 V8 1970 - 1972

7 V8 1970 - 1972 Chevrolet Camaro Z28 350/5

5 V8 1983 - 1993 Ford F-250 460/7

or a nitrous system

11") Compatible OEM Part #Cross Reference: 13718513944

5L V8 1961 Pontiac Tempest LeMans 389/6

Holley EFI Pro-Billet Ignition Adapter 558-325 single-plane-intake-manifolds 7 V8 1970 - 1972Adapter MSD Pro Billet Distributors to Holley EFI Main Harnesses, for use with Terminator X EFI. Features: Allows for plug and play ignition timing control when utilizing an MSD Pro Billet distributor. 1 Specs: Brand Holley EFI Emission Code 3 Grade Type Performance Harness Application Universal Harness Type Ignition Product Type Ignition Harnesses Warning California Proposition 65 Application: Year Make Model Submodel