{"product_id":"ignition-module-wire-coil-kit-race-for-70-99-big-twin","title":"Ignition Module Wire \u0026 Coil Kit Race For 70-99 Big Twin","description":"Compu-Fire Ignition Module Wire \u0026amp; Coil Kit Race For 70-99 Big Twin\u003cp\u003eSingle fire. With racing retard 538407 ignition module. For electric start models. Offers retard max. advance and slower advance curves for turbo; supercharged or very high compression motors. Module comes with a built-in static timing light and feature a extended temperature and low voltage operation with soft-start circuitry for easy starting. Comes with a single fire ignition coil and a set of universal spark plug wires.   Note: A tach adapter (MCS 538408) is required to correct tacho-output when using single fire ignition; for correct RPM representation.\u003c\/p\u003e\u003cp\u003e70-99 Big Twin (excl. Twin Cam) and 71-01 XL Sportster (excl. 1200S). Models with mechanical advance\u003c\/p\u003e","brand":"Compu-Fire","offers":[{"title":"Default Title","offer_id":56159591104891,"sku":"538412","price":602.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/6881\/0972\/files\/538412k.jpg?v=1773833279","url":"https:\/\/motosuperstore.co.uk\/products\/ignition-module-wire-coil-kit-race-for-70-99-big-twin","provider":"Moto Superstore","version":"1.0","type":"link"}