{"product_id":"moroso-73820-ultra-40-spiral-core-spark-plug-wire-set-for-big-block-chevy-8-65-mm-sleeved-black-with-90-degree-hei-boot-and-under-header-design","title":"MOROSO 73820 Ultra 40 Spiral Core Spark Plug Wire Set for Big Block Chevy, 8.65 mm Sleeved Black with 90 Degree HEI Boot and Under Header Design","description":"Ultra 40 Plug Wire Set - Black\n\u003cp\u003eThe MOROSO 73820 Ultra 40 Spark Plug Wire Set is designed for high-performance Big Block Chevy engines, delivering reliable ignition system performance. Featuring a spiral core construction, these wires effectively resist electromagnetic interference, ensuring consistent spark delivery. The 8.65 mm diameter provides optimal conductivity and durability, while the sleeved black exterior adds a sleek look and protection against heat and abrasion. The set includes 90-degree plug boots and HEI style terminals, facilitating secure connections and ease of installation under headers. Built for performance and durability, these spark plug wires are suitable for racing and street applications where high voltage and reliable ignition are essential. The kit's design allows for precise fitment and enhanced engine performance, making it a valuable upgrade for custom or stock Big Block Chevy engines. Manufactured with quality materials, the Ultra 40 wires resist heat and vibration, extending service life and maintaining optimal engine operation over time.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eSpiral core construction for electromagnetic interference resistance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e8.65 mm diameter insulated spark plug wires for high conductivity\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSleeved black exterior for heat and abrasion protection\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes 90-degree plug boots for secure fitment\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHEI style terminal for reliable connection\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned for Big Block Chevy engines with under header clearance\u003c\/li\u003e\u003c\/ul\u003e","brand":"MOROSO","offers":[{"title":"Default Title","offer_id":44679125532738,"sku":"MOR73820","price":266.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/4327\/4306\/files\/MOR73820.jpg?v=1786044513","url":"https:\/\/ltactradingco.com\/products\/moroso-73820-ultra-40-spiral-core-spark-plug-wire-set-for-big-block-chevy-8-65-mm-sleeved-black-with-90-degree-hei-boot-and-under-header-design","provider":"LTAC Trading Co.","version":"1.0","type":"link"}