SKU:32-6698
Upgrade 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.
Designed specifically for vintage XL restoration and ongoing maintenance, this set supports reliable starts and steady ignition across the era’s V-Twin engines.
V-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.Upgrade 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.
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