Holley HLY558-431 Crank/Cam Ignition Harness

Holley HLY558-431 Crank/Cam Ignition Harness is listed by Motorstate as a Engine Wiring Harnesses for catalog matching by brand, part number, and product name. Use this source-backed listing when comparing Holley components in the Engine Wiring Harnesses category. The manufacturer part reference is 558-431, while the Motorstate part number is HLY558-431. Catalog description context: EFI Wiring Harness - Camshaft Ignition Harness - Holley HP / Dominator EFI - Universal - Kit. No vehicle compatibility is stated here unless it is present in separate fitment data.