{"product_id":"supra-works-ign-1a-ign1a-high-output-smart-coils","title":"Supra-Works IGN-1A \/ IGN1A High Output Smart Coil","description":"\u003ch3 data-start=\"0\" data-end=\"73\"\u003eSupra-Works IGN-1A \/ IGN1A High Output Smart Coils (All 2JZ Variants)\u003c\/h3\u003e\n\u003cp data-start=\"75\" data-end=\"543\"\u003eFor \u003cstrong data-start=\"79\" data-end=\"104\"\u003eevery 2JZ application\u003c\/strong\u003e—\u003cstrong data-start=\"105\" data-end=\"125\"\u003e2JZ-GTE \/ 2JZ-GE\u003c\/strong\u003e, \u003cstrong data-start=\"127\" data-end=\"146\"\u003eVVTi + non-VVTi\u003c\/strong\u003e, single turbo, big turbo, E85, high boost, high RPM—ignition “headroom” is what keeps combustion stable when cylinder pressure and mixture density rise. Supra-Works \u003cstrong data-start=\"312\" data-end=\"334\"\u003eIGN-1A smart coils\u003c\/strong\u003e are built to deliver \u003cstrong data-start=\"356\" data-end=\"403\"\u003efar more ignition energy and spark duration\u003c\/strong\u003e than typical OEM coil systems, giving you a larger misfire margin under load, cleaner combustion, and more consistent burn when it matters.\u003c\/p\u003e\n\u003ch4 data-start=\"545\" data-end=\"604\"\u003eWhy IGN-1A beats OEM ignition in real electrical terms\u003c\/h4\u003e\n\u003cp data-start=\"605\" data-end=\"847\"\u003e\u003cstrong data-start=\"605\" data-end=\"618\"\u003eOEM coils\u003c\/strong\u003e are designed around stock cylinder pressures, stock dwell limits, factory thermal margins, and long service intervals—not sustained high load with elevated boost and rich fuel. IGN-1A coils increase ignition margin by combining:\u003c\/p\u003e\n\u003cul data-start=\"849\" data-end=\"1648\"\u003e\n\u003cli data-start=\"849\" data-end=\"1029\"\u003e\n\u003cp data-start=\"851\" data-end=\"1029\"\u003e\u003cstrong data-start=\"851\" data-end=\"884\"\u003eHigher spark energy (~103 mJ)\u003c\/strong\u003e to better ionize the plug gap under high in-cylinder pressure (where “spark blowout” starts showing up). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1030\" data-end=\"1225\"\u003e\n\u003cp data-start=\"1032\" data-end=\"1225\"\u003e\u003cstrong data-start=\"1032\" data-end=\"1065\"\u003eLong spark duration (~2.9 ms)\u003c\/strong\u003e to support flame-kernel growth and burn stability (especially with E85, richer mixtures, big cams, and turbulent idle). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1226\" data-end=\"1425\"\u003e\n\u003cp data-start=\"1228\" data-end=\"1425\"\u003e\u003cstrong data-start=\"1228\" data-end=\"1319\"\u003eHigh voltage capability (~40 kV minimum at recommended dwell; up to ~81 kV max no-load)\u003c\/strong\u003e for stronger gap-firing capability when conditions get difficult. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1426\" data-end=\"1648\"\u003e\n\u003cp data-start=\"1428\" data-end=\"1648\"\u003e\u003cstrong data-start=\"1428\" data-end=\"1510\"\u003eHigh current inductive charging (up to ~19 A) with known inductance\/resistance\u003c\/strong\u003e so your dwell can be tuned correctly (instead of “guessing” or living on the edge of saturation). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"1650\" data-end=\"1708\"\u003e“Smart coil” advantage (simpler + more robust system)\u003c\/h4\u003e\n\u003cp data-start=\"1709\" data-end=\"2057\"\u003eIGN-1A is a \u003cstrong data-start=\"1721\" data-end=\"1750\"\u003etrue smart inductive coil\u003c\/strong\u003e with an \u003cstrong data-start=\"1759\" data-end=\"1793\"\u003einternal igniter (IGBT) module\u003c\/strong\u003e, so the ECU typically provides a \u003cstrong data-start=\"1827\" data-end=\"1858\"\u003elogic-level ignition output\u003c\/strong\u003e and the coil handles the high-current switching internally—reducing external igniter complexity and helping keep switching behavior consistent across cylinders. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2059\" data-end=\"2328\"\u003e\u003cstrong\u003ePrice is per smart coil. Wires are not included. \u003c\/strong\u003e\u003c\/p\u003e","brand":"SUPRA-WORKS","offers":[{"title":"Default Title","offer_id":63235335258481,"sku":null,"price":74.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/1248\/6257\/files\/FullSizeRender_c1ff0059-b6e1-4243-92dc-6e6ecf797f18.heic?v=1772234435","url":"https:\/\/supra-works.com\/products\/supra-works-ign-1a-ign1a-high-output-smart-coils","provider":"SUPRA-WORKS","version":"1.0","type":"link"}