Caterpillar 7W8573 Ignition Coil Harness is an OEM wiring harness assembly that connects ignition coils to the Caterpillar engine electrical system, enabling reliable ignition signals and power delivery. Alternate part designations 7W8573H and 7W-8573 refer to the same harness and are cataloged by Cat in the Wiring Harness Assemblies section of the Cat Parts Store. This replacement harness is intended for Caterpillar engines and equipment that originally used the 7W-8573 family, providing the factory connectors and wiring path required for proper ignition coil operation.
