fits model: Ds, Flhtcui, Classic. make: Harley. year: 1995–1998.

( Brand: Drag Specialties ), ( Manufacturer Part Number: 8470649 ), ( Part Type: Spark Plug ), ( Warranty Details: See Manufacturer )
DS Performance Spark Plugs are specifically designed for Harley-Davidson FLHTCUI Ultra Classic motorcycles manufactured between 1995 and 1998. These high-performance spark plugs are engineered to provide top-notch ignition performance, ensuring optimal engine efficiency and longevity.
The DS Performance spark plugs for Harley-Davidson are constructed with a fine-wire center electrode, which delivers a more focused and precise spark to the combustion chamber. This design helps to improve combustion efficiency, leading to increased power output and improved fuel economy. The fine-wire center electrode also reduces misfires and engine knocks, contributing to a smoother and more enjoyable riding experience.
The DS Performance spark plugs are made with a high-quality nickel alloy material, ensuring excellent heat transfer and durability. The nickel alloy construction allows the spark plug to maintain its performance under high-temperature conditions, while also providing excellent resistance to corrosion and fouling. The nickel alloy center electrode is also plated with a precision-ground iridium tip, which increases the spark plug's lifespan and ensures a consistent spark over time.
In addition to their performance benefits, DS Performance spark plugs are also easy to install. They come with a copper or silicone insulator, which helps to reduce heat transfer and prevent hot spotting, and they feature a tapered ground electrode for easy gap setting.
Overall, DS Performance spark plugs for Harley-Davidson FLHTCUI Ultra Classic motorcycles are a great choice for riders looking to improve their bike's performance and longevity. Their fine-wire center electrode, high-quality nickel alloy construction, and precision-ground iridium tip ensure a consistent and powerful spark, while their easy installation makes them a convenient upgrade for any Harley-Davidson owner.
Pros of buying 8470649 DS Performance Spark Plugs for Harley-Davidson FLHTCUI Ultra Classic 95-98:1. Improved Engine Performance: These spark plugs are designed to deliver a stronger spark, which can help improve engine performance, acceleration, and overall power output.
2. Longer Life Span: DS Performance spark plugs are made with high-quality materials and advanced technology, which can result in a longer life span compared to standard spark plugs.
3. Enhanced Fuel Efficiency: By providing a more efficient combustion process, DS Performance spark plugs can help improve fuel efficiency, saving you money on gas over time.
4. Easy Installation: DS Performance spark plugs are designed to be easy to install, making it a straightforward process for DIY enthusiasts.
Cons of buying 8470649 DS Performance Spark Plugs for Harley-Davidson FLHTCUI Ultra Classic 95-98:1. Higher Cost: DS Performance spark plugs are typically more expensive than standard spark plugs, which may be a deterrent for some buyers.
2. Potential for Over-Sparking: While a stronger spark can improve engine performance, it can also lead to over-sparking, which can cause damage to the engine if not monitored.
3. Not Compatible with All Engine Types: DS Performance spark plugs are specifically designed for Harley-Davidson FLHTCUI Ultra Classic models from 1995-1998. They may not be compatible with other engine types, so it's important to ensure compatibility before purchasing.
Conclusion:If you're looking to improve the performance of your Harley-Davidson FLHTCUI Ultra Classic 95-98 and are willing to invest in high-quality components, the 8470649 DS Performance spark plugs could be a good choice. However, it's important to monitor your engine for any signs of over-sparking and to ensure compatibility with your specific model.
Recommendation:If you're unsure whether the 8470649 DS Performance spark plugs are the right choice for your Harley-Davidson, it may be worth consulting with a professional mechanic or doing further research to ensure compatibility and understand the potential benefits and risks. Ultimately, the decision to purchase will depend on your specific needs and budget.
Multi rib design of the insulator eliminates flash over. Copper core electrode prevents oxidation and corrosion, has good electrical heat conductivity creates long spark plug service life. Sold in pairs note: equivalent to Gk brp4es-11 spark plugs.
Fit guide model performance spark than stock spark plug typeresistorthread12mm thread reach 3 4 in. Multi-layer gaskets and heat crimping process ensure a leak free, gas tight seal. Nickel plated housing prevents oxidation and corrosion.
Ds performance spark plugs hot Harley Flhtcui ultra Classic conventional with a black ceramic body and bold red logo script. Insulator is made of 95 pure alumina, features strong resistance to heat shock and superior insulation.
Wrench size 5 8 in.