The Blue Streak V-Twin Spark Plug Wire Set is a vintage part designed for Harley 900 Sportster XLCH bikes from 1958-1969. Made in the United States by Blue Streak, this ignition wire set is specifically crafted for street motorcycles. With the manufacturer part number MC-SPW1, this set ensures reliable performance and high-quality construction for your motorcycle's electrical and ignition system. Upgrade your bike with this authentic and durable spark plug wire set.