{"product_id":"ngk-4554-r5671a-8-racing-spark-plug-pack-of-5","title":"NGK 4554 (R5671A-8) Racing Spark Plug, Pack Of 4","description":"\u003cp\u003eThe NGK 4554 Racing Spark Plug (R5671A-9) is engineered for extreme performance in racing and high-compression engines. With a projected tip design, solid copper core, and cold heat range, it delivers superior ignition, excellent detonation resistance, and consistent spark at high RPM—perfect for drag, circuit, and professional motorsport applications.\u003c\/p\u003e\u003ch3\u003eFeatures \u0026amp; Benefits:\u003c\/h3\u003e\u003cp\u003e🔧 Copper core provides superior thermal conductivity under high loads\n🔧 Cold heat range ideal for high-compression, high-RPM engines\n🔧 Non-resistor design for maximum spark energy\n🔧 Projected tip enhances flame propagation and ignition stability\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e\u003cp\u003eBrand \u0026amp; Part Number: NGK 4554 (R5671A-9)\nMaterial: Nickel with Copper Core\nThread Size: 14mm\nReach: 19mm (0.75 in)\nHex Size: 5\/8 in (16mm)\nHeat Range: 9\nSeat Type: Gasket\nResistor: No\nGap: 0.7mm (0.028 in)\u003c\/p\u003e\u003cp\u003eChoose NGK R5671A-9 for unmatched performance, durability, and spark control in your race engine—trusted by champions worldwide!\u003c\/p\u003e","brand":"Texan Supply Company","offers":[{"title":"Default","offer_id":46903830642839,"sku":"NGK-4554-4PK","price":40.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/8966\/7735\/files\/NGK-4554-4PK_01.jpg?v=1770670616","url":"https:\/\/txnsupply.com\/products\/ngk-4554-r5671a-8-racing-spark-plug-pack-of-5","provider":"Texan Supply Company","version":"1.0","type":"link"}