fits model: Rl, Knucklehead. year: 1974.

( Brand: V-twin Manufacturing ), ( Manufacturer Part Number: 49-0880 ), ( Part Type: Spark Valve Plug ), ( Oe/oem Part Number: 36-11 )
The V-Twin 49-0880 7/8 Doering Spark Plug Set is a comprehensive solution for your classic Harley-Davidson motorcycle, specifically designed for models like the Knucklehead, 74 FL, and RLVL. This set includes a complete collection of high-quality spark plugs, ensuring reliable ignition and optimal engine performance.
The Doering spark plugs are renowned for their superior construction, which includes a nickel-chrome center electrode and a durable porcelain insulator. The 7/8 inch thread size ensures a secure fit in your engine, while the iridium tip promotes efficient and long-lasting ignition. The plugs are also designed with a heat range that balances the need for efficient combustion with the avoidance of pre-ignition, providing optimal performance and longevity.
The V-Twin 49-0880 spark plug set includes all the necessary plugs for your Harley-Davidson model, ensuring you have the right plug for every cylinder. The set is packaged in a protective container to prevent damage during shipping, and each plug is individually wrapped for easy storage.
Investing in the V-Twin 49-0880 7/8 Doering Spark Plug Set is an excellent choice for maintaining the performance and reliability of your classic Harley-Davidson. These high-quality spark plugs are designed to provide reliable ignition, promote efficient combustion, and extend the life of your engine.
Pros of buying a V-Twin 49-0880 7/8 Doering spark plug set for Knucklehead Valve 74 RL/VL:1. Compatibility: This spark plug set is specifically designed for Harley-Davidson Knucklehead engines, ensuring a perfect fit and optimal performance.
2. Quality: Doering spark plugs are known for their durability and high-quality materials, which can help improve engine performance and efficiency.
3. Convenience: The set includes four spark plugs, reducing the need to buy individual plugs and saving you money in the long run.
Cons of buying a V-Twin 49-0880 7/8 Doering spark plug set for Knucklehead Valve 74 RL/VL:1. Cost: Although the set is more cost-effective than buying individual plugs, it may still be more expensive than some aftermarket or generic spark plug options.
2. Availability: Depending on your location, you may have to order the set online, which could take time to arrive.
Conclusion:If you own a Harley-Davidson Knucklehead and are looking for high-quality spark plugs that are specifically designed for your engine, the V-Twin 49-0880 7/8 Doering spark plug set is a great option. The set's convenience and Doering's reputation for durability make it a worthwhile investment. However, if cost is a concern, you may want to consider other options or wait for a sale.
Recommendation:If you decide to purchase the V-Twin 49-0880 7/8 Doering spark plug set, make sure to follow the manufacturer's instructions for installation and maintenance to ensure the best performance and longevity of your spark plugs.
VT No 49-0880, Replica air cooled spark plug with 7/8 thread for early model motors and includes sealing washers, brass terminal removable nuts. In the later years, they made plugs for automotive applications, motors that burned an excessive amount of oil. Includes top ventilated brass collar for cooling, as original, Doering design. Packaged in a box.
Full size hex is for single and Twin flat heads, For IOE types, with space the large. Original globe design of the 1930's. Doering plugs feature a nickel plated base with cooling holes as original design for air cooled engines. NOTE: Air cooled spark plug features a full seize hex.
Terminal nut is removable. They are manufactured to the original standards of that era, but not in Brooklyn any longer. Features a #3 heat range. Fits all 7/8 applications.
NOTE: Hex size may interfere on some Flathead model's. NOTE: Sold as a pair.