{"product_id":"holley-efi-558-504-universal-multi-point-main-harness","title":"Holley EFI 558-504 - Universal Multi-Point Main Harness","description":"\u003cp\u003eHolley EFI 558-504 - Universal Multi-Point Main Harness\u003c\/p\u003e\u003cp\u003eUniversal Multi-Point Main Harness; Incl. Main Power Harness\/Universal Main MPFI Harness For V8\/Power Harness\/Injector Harness; Works w\/Dominator Or HP ECU;\u003c\/p\u003e\u003cp\u003eAn EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit comes complete with the main harness, power harness and injector harness to support your primary system!\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUniversal\u003c\/li\u003e\n\u003cli\u003eSimple installation\u003c\/li\u003e\n\u003cli\u003eWorks with Dominator and HP\u003c\/li\u003e\n\u003cli\u003eIncludes main power harness, MPFI main harness, and V8 injector harness\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: \u003cspan\u003eHolley EFI\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCategory\u003c\/strong\u003e: \u003cspan\u003eAir and Fuel Delivery\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEmission Code\u003c\/strong\u003e: \u003cspan\u003e4\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eHarness Application\u003c\/strong\u003e: \u003cspan\u003eFord, GM, Universal\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eIgnition Type\u003c\/strong\u003e: \u003cspan\u003eCD Ignition (No Timing Control)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eInjector Connector\u003c\/strong\u003e: \u003cspan\u003eJetronic \/ Minitimer (Bosch)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003epart type\u003c\/strong\u003e: \u003cspan\u003eFuel Injection Harness\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: \u003cspan\u003eHarness Kit\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSub Category\u003c\/strong\u003e: \u003cspan\u003eWire, Cable and Related Components\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWarning\u003c\/strong\u003e: \u003cspan\u003eCalifornia Proposition 65\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":47327631769738,"sku":"HOLEFI-558-504","price":908.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/0619\/2778\/files\/0_271r960a-1_normalized.jpg?v=1784067692","url":"https:\/\/www.onlyinstock.com\/products\/holley-efi-558-504-universal-multi-point-main-harness","provider":"Only In Stock","version":"1.0","type":"link"}