fits model: Rl.

( Brand: V-twin Manufacturing ), ( Manufacturer Part Number: 49-0878 ), ( Part Type: Spark Valve Plug ), ( Oe/oem Part Number: 36-11 )
The V-Twin 49-0878 18mm Doering Spark Plug Set is a must-have product for any enthusiast or mechanic working on Valve 45 servi-car RL, VL, or JD models. This spark plug set is made with high-quality materials, ensuring reliability and longevity.
Each spark plug in the set features an 18mm thread size, which is a common standard for many vehicles. The Doering brand is known for its precision and durability, making these spark plugs a great choice for maintaining optimal engine performance.
The V-Twin 49-0878 spark plug set includes multiple plugs, ensuring you have the right one for your specific vehicle model. This set is specifically designed for Valve 45 servi-car RL, VL, and JD models, ensuring a perfect fit every time.
The spark plugs feature a copper core, which is resistant to corrosion and provides excellent heat conductivity. This means the spark plugs can maintain a consistent temperature, which is crucial for reliable ignition and engine performance.
The insulator nose on the spark plug is made from ceramic material, which is known for its high resistance to heat and electrical insulation properties. This ensures a stable and consistent spark, which is essential for efficient combustion in the engine.
The V-Twin 49-0878 18mm Doering Spark Plug Set comes with a comprehensive installation guide, making it easy for both experienced mechanics and beginners to replace their spark plugs. The guide provides clear and detailed instructions, ensuring a smooth and hassle-free installation process.
In summary, the V-Twin 49-0878 18mm Doering Spark Plug Set is a high-quality and reliable product that is perfect for maintaining the performance of your Valve 45 servi-car RL, VL, or JD. Its copper core, ceramic insulator nose, and easy installation make it a standout choice for anyone looking to upgrade their spark plugs.
Pros of buying a V-Twin 49-0878 18mm Doering Spark Plug Set for Servi-Car RL, VL, and JD models:1. Compatibility: This spark plug set is specifically designed for Servi-Car RL, VL, and JD models, ensuring a proper fit and reliable performance.
2. High-quality materials: Doering spark plugs are known for their durability and resistance to corrosion, which can help extend the life of your engine.
3. Convenience: This set includes four spark plugs, so you have enough to replace all of them at once, saving you time and money.
Cons of buying a V-Twin 49-0878 18mm Doering Spark Plug Set for Servi-Car RL, VL, and JD models:1. Limited compatibility: While this set is designed for Servi-Car RL, VL, and JD models, it may not be compatible with other types of vehicles.
2. Price: Compared to some cheaper spark plug options, this set is more expensive. However, the higher quality materials and longer lifespan may make it a worthwhile investment in the long run.
Conclusion: If you own a Servi-Car RL, VL, or JD model and are looking for high-quality spark plugs that will provide reliable performance and extend the life of your engine, the V-Twin 49-0878 18mm Doering Spark Plug Set is a worthwhile investment. While it may be more expensive than some other options, the durability and corrosion resistance of Doering spark plugs can save you money in the long run.
Recommendation: If you are unsure whether this set is compatible with your vehicle, consult your vehicle's owner's manual or contact the manufacturer to confirm before making a purchase. If you are not sure whether to invest in high-quality spark plugs, consider the potential cost savings in the long run, as well as the improved performance and reliability that they can provide.
NOTE: Fits early Knuckleheads, that can accept the 1-3/8 large hex. VT No 49-0878, Large hex original design for air cooled engines, #3 heat range terminal nuts and seal washers included. NOTE: Sold as a pair. Spark plugs have a 18mm thread and the large hex measures 1-3/8, which is perfect for early restoration riding.
NOTE: Air cooled spark plug set features a nickel plated full size hex. They are manufactured to the original standards of that era, but not in Brooklyn any longer. Plug set has a round feeler gauge. Set is for use with 1924 Harley model's that require 7/8 thread spark plug.
Terminal nut is not removable. Includes top ventilated brass collars for cooling, as original, Doering design. Full size hex is for single and Twin flat heads, For IOE types, with space the large. In the later years, they made plugs for automotive applications, motors that burned an excessive amount of oil.