fits model: Ds, Dyna, Sturgis. make: Harley. year: 1991.

( Brand: Drag Specialties ), ( Manufacturer Part Number: 8470666 ), ( Part Type: Spark Plug ), ( Warranty Details: See Manufacturer )
DS Performance Spark Plugs, part number 8470666, are specifically designed for Harley-Davidson FXDB Dyna and Sturgis models from the year 1991. These high-performance spark plugs are engineered to deliver an exceptional ignition spark, ensuring optimal engine performance and fuel efficiency.
The DS Performance spark plugs are made from a nickel-chromium alloy, which provides excellent resistance to corrosion and wear. This material also allows for a more consistent and reliable spark, resulting in a smoother engine operation. The platinum-tipped center electrode further enhances the spark's intensity, ensuring a quicker and more complete combustion of the fuel-air mixture.
These spark plugs also feature a copper-plated ground electrode, which helps to prevent fouling and improves heat transfer. This design allows the spark plug to maintain a consistent temperature, which is crucial for maintaining optimal engine performance.
The DS Performance 8470666 spark plugs are easy to install, with a conventional thread design that fits most Harley-Davidson engines. They are also designed to meet or exceed Harley-Davidson's OEM specifications, ensuring compatibility with your vehicle.
In summary, the DS Performance 8470666 spark plugs are a great choice for Harley-Davidson FXDB Dyna and Sturgis models from 1991. They provide excellent ignition performance, resistance to corrosion, and a reliable and consistent spark, resulting in improved engine performance and fuel efficiency.
Pros of buying 8470666 DS Performance Spark Plugs for Harley-Davidson FXDB Dyna/Sturgis 1991 Specialties:1. Improved engine performance: DS Performance spark plugs are designed to increase spark energy, which can lead to improved engine performance and more power.
2. Longer lifespan: DS Performance spark plugs are made with high-quality materials that can last longer than standard spark plugs, reducing the need for frequent replacements.
3. Better fuel efficiency: The improved combustion efficiency provided by DS Performance spark plugs can lead to better fuel economy, saving you money in the long run.
4. Easy installation: DS Performance spark plugs are designed to be easy to install, so you won't need to spend a lot of time or money on installation costs.
Cons of buying 8470666 DS Performance Spark Plugs for Harley-Davidson FXDB Dyna/Sturgis 1991 Specialties:1. Higher price: DS Performance spark plugs are typically more expensive than standard spark plugs, which may be a deterrent for some buyers.
2. Potential for engine damage: If not installed properly, DS Performance spark plugs could potentially cause engine damage. It's important to follow the installation instructions carefully to avoid any issues.
3. Need for regular maintenance: While DS Performance spark plugs are designed to last longer than standard spark plugs, they still require regular maintenance to ensure optimal performance.
Conclusion:DS Performance spark plugs can provide several benefits for your Harley-Davidson FXDB Dyna/Sturgis 1991 Specialties, including improved engine performance, longer lifespan, and better fuel efficiency. However, they are more expensive than standard spark plugs and require careful installation and regular maintenance. If you're willing to invest in high-quality spark plugs and are willing to take the time to properly maintain them, DS Performance spark plugs could be a great choice for your motorcycle.
Recommendation:If you're looking for high-quality spark plugs for your Harley-Davidson FXDB Dyna/Sturgis 1991 Specialties and are willing to invest in them, DS Performance spark plugs are a great option. Just be sure to follow the installation instructions carefully and perform regular maintenance to ensure optimal performance. And remember, while DS Performance spark plugs can improve engine performance, they are not a substitute for regular motorcycle maintenance and care.
Copper core electrode prevents oxidation and corrosion, has good electrical heat conductivity creates long spark plug service life. Wrench size 5 8 in. Sold in pairs note: equivalent to Gk brp4es-11 spark plugs.
Nickel plated housing prevents oxidation and corrosion. Ds performance spark plugs hot Harley fxdb Dyna Sturgis 1991 conventional with a black ceramic body and bold red logo script.
Multi rib design of the insulator eliminates flash over. Multi-layer gaskets and heat crimping process ensure a leak free, gas tight seal.
Insulator is made of 95 pure alumina, features strong resistance to heat shock and superior insulation. Fit guide model performance spark than stock spark plug typeresistorthread12mm thread reach 3 4 in.