{"product_id":"mcs538407","title":"Compu-Fire Ignition Module. Electronic Advance. Race – 1970–1999 Big Twin; 1971–2001 XL…","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eRace module; for electric start only. Offers retard max. advance and slower advance curves for turbo; supercharged or very high compression motors. Selectable single\/dual fire and\/or single\/dual plug. Selectable advance \u0026amp; RPM limiter. With 8 advance curves and 8 RPM limits; from 6000 up to 7500 RPM; it can be adjusted to fit your specific engine. Easy selection by a rotary switch on the ignition unit. Module come with a built-in static timing light and feature a extended temperature and low voltage operation with soft-start circuitry for easy starting. Note: A tach adapter (MCS 538408) is required to correct tacho-output when using single fire ignition; for correct RPM representation.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e70-99 Big Twin (Excl. Twin Cam; Excl. injection models); 71-01 XL Sportster (Excl. 1200S) (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Compu-Fire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e ELECTRICAL \u0026gt; IGNITIONS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 538407\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Compufire","offers":[{"title":"Default Title","offer_id":57360649453955,"sku":"MCS538407","price":456.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/538407k.jpg?v=1775723361","url":"https:\/\/hogparts.com\/products\/mcs538407","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}