{"product_id":"volt-tech-e18-6660s-v-twin-performance-spark-plug-set-for-harley-davidson-xl-models","title":"Volt Tech E18-6660S V-Twin Spark Plug Set For Harley XL","description":"\u003cdiv\u003e\n\u003ch1\u003eVolt Tech E18-6660S V-Twin Spark Plug Set For Harley XL\u003c\/h1\u003e\n\u003cp\u003eUpgrade your Harley-Davidson XL with the Volt Tech E18-6660S V-Twin Performance Spark Plug Set, designed for reliable ignition and extended service life. The copper core electrode provides efficient heat transfer for consistent sparks, while the nickel-plated housing adds robust corrosion resistance in varying riding conditions. A 95% pure alumina insulator maintains stability under high temperatures, helping to prevent misfires and maintain steady performance across the engine’s heat range. The heat crimping process delivers a leak-free seal, supporting engine efficiency and long-term reliability.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eCopper core electrode for improved heat transfer and longer spark plug life\u003c\/li\u003e \u003cli\u003eNickel-plated housing for corrosion resistance and durability\u003c\/li\u003e \u003cli\u003e95% pure alumina insulator for consistent high-temperature performance\u003c\/li\u003e \u003cli\u003eHeat crimping process guarantees a leak-free seal\u003c\/li\u003e \u003cli\u003eReplaces spark plug #3\u003c\/li\u003e \u003cli\u003eFitment: Harley Davidson XL models 1957-1978\u003c\/li\u003e \u003cli\u003eCountry of Origin: China\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned specifically for vintage XL restoration and ongoing maintenance, this set supports reliable starts and steady ignition across the era’s V-Twin engines.\u003c\/p\u003eV-Twin performance spark plug set features a copper core electrode for a longer service life nickel plated housing 95% pure alumina insulator and a heat crimping process to ensure a leak free seal.\n\u003cp\u003eUpgrade your Harley Davidson XL motorcycle with the Volt Tech E18-6660S V-Twin Performance Spark Plug Set, designed for optimal ignition performance and durability. These spark plugs feature a copper core electrode that provides excellent heat transfer and a longer service life, ensuring reliable sparks over extended use. The nickel-plated housing offers corrosion resistance, while the 95% pure alumina insulator maintains consistent performance in high-temperature conditions. A specialized heat crimping process guarantees a leak-free seal, enhancing overall engine efficiency and preventing misfires. This set replaces spark plug #3 and is compatible with a range of Harley Davidson XL models from 1957 through 1966, making it an ideal choice for restoring or maintaining vintage bikes.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eCopper core electrode: Improves heat transfer and extends spark plug lifespan\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eNickel-plated housing: Provides corrosion resistance for durability\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003e95% pure alumina insulator: Ensures consistent performance under high temperatures\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eHeat crimping process: Guarantees a leak-free seal for reliable operation\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eReplaces spark plug #3: Suitable for specific Harley Davidson XL models from 1957-1966\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eCountry of Origin: China\u003c\/li\u003e\u003c\/ul\u003e\n\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson XL 1957\u003cbr\u003e\nHarley Davidson XL 1958\u003cbr\u003e\nHarley Davidson XL 1959\u003cbr\u003e\nHarley Davidson XL 1960\u003cbr\u003e\nHarley Davidson XL 1961\u003cbr\u003e\nHarley Davidson XL 1962\u003cbr\u003e\nHarley Davidson XL 1963\u003cbr\u003e\nHarley Davidson XL 1964\u003cbr\u003e\nHarley Davidson XL 1965\u003cbr\u003e\nHarley Davidson XL 1966\u003cbr\u003e\nHarley Davidson XL 1967\u003cbr\u003e\nHarley Davidson XL 1968\u003cbr\u003e\nHarley Davidson XL 1969\u003cbr\u003e\nHarley Davidson XL 1970\u003cbr\u003e\nHarley Davidson XL 1971\u003cbr\u003e\nHarley Davidson XL 1972\u003cbr\u003e\nHarley Davidson XL 1973\u003cbr\u003e\nHarley Davidson XL 1974\u003cbr\u003e\nHarley Davidson XL 1975\u003cbr\u003e\nHarley Davidson XL 1976\u003cbr\u003e\nHarley Davidson XL 1977\u003cbr\u003e\nHarley Davidson XL 1978\u003c\/div\u003e","brand":"Volt Tech","offers":[{"title":"Default Title","offer_id":44653158170666,"sku":"32-6698","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/32-6698a.jpg?v=1785888038","url":"https:\/\/atticusgoods.com\/products\/volt-tech-e18-6660s-v-twin-performance-spark-plug-set-for-harley-davidson-xl-models","provider":"Atticus Goods","version":"1.0","type":"link"}