fits model: Softail. make: Harley, Davidson. year: 2009–2010.

( Brand: Ngk Atv Motorcycle Pwc Marine Snowmobile Parts ), ( Manufacturer Part Number: SX3994 ), ( Part Type: Spark Plug ), ( Item Length: 3.070 )
The Ngk ATV PWC Marine SX3994 4-pack Spark Plugs are specifically designed for Harley-Davidson FXSTC Softail Standard models from the years 2009 to 2010. These spark plugs are an excellent choice for those looking to improve their vehicle's performance and longevity.
Each spark plug in this set is made with a high-quality Iridium center electrode that provides superior ignitability and durability. The Iridium material is highly resistant to wear, ensuring a long lifespan for the plugs. The platinum ground electrode further enhances performance by providing a more efficient spark and reducing fouling.
The Ngk ATV PWC Marine SX3994 spark plugs also feature a resistor-type spark plug cap, which helps to maintain a consistent spark and reduce misfires. The plugs are designed to operate in the harsh marine environment, making them an excellent choice for ATVs and PWCs as well.
Installation of these spark plugs is straightforward and can be done by most DIY enthusiasts. The plugs come with a copper core insulator that provides excellent heat transfer, ensuring the spark plug operates at optimal temperature. The tapered insulator also provides a secure fit in the engine cylinder.
In summary, the Ngk ATV PWC Marine SX3994 4-pack Spark Plugs are a high-quality, reliable choice for Harley-Davidson FXSTC Softail Standard models from 2009 to 2010. These plugs offer superior ignitability, durability, and performance, making them an excellent investment for any Harley-Davidson enthusiast.
Pros of buying Ngk ATV PWC Marine SX3994 4pcs 09-10 Harley Davidson FXSTC Softail Standard Spark Plugs VK:1. High Quality: Ngk is a well-known brand for its high-quality spark plugs. These Ngk spark plugs are designed specifically for Harley Davidson FXSTC Softail Standard engines, ensuring a perfect fit and optimal performance.
2. Durability: The SX3994 series is known for its durability. These spark plugs are designed to last longer than standard spark plugs, reducing the frequency of replacements.
3. Improved Engine Performance: Ngk spark plugs can improve engine performance by providing a more reliable and efficient ignition. This can lead to improved acceleration, better fuel efficiency, and a smoother ride.
4. Compatibility: These spark plugs are specifically designed for Harley Davidson FXSTC Softail Standard engines manufactured between 2009 and 2010. This ensures a perfect fit and eliminates the risk of compatibility issues.
Cons of buying Ngk ATV PWC Marine SX3994 4pcs 09-10 Harley Davidson FXSTC Softail Standard Spark Plugs VK:1. Price: Ngk spark plugs are generally more expensive than standard spark plugs. However, the improved performance and durability may offset the higher cost in the long run.
2. Availability: While Ngk is a widely available brand, it may not be as easy to find in some remote or less-developed areas.
Conclusion:If you own a Harley Davidson FXSTC Softail Standard and are looking for a reliable, high-performance spark plug, the Ngk ATV PWC Marine SX3994 4pcs 09-10 is a great option. The improved engine performance, durability, and compatibility make it a worthwhile investment, despite the higher price.
Recommendation:If you own a Harley Davidson FXSTC Softail Standard and are looking for a new spark plug, I would recommend the Ngk ATV PWC Marine SX3994 4pcs 09-10. While the price may be higher than standard spark plugs, the improved performance and durability make it a worthwhile investment. If you are unsure or have any other questions, I would recommend consulting with a professional mechanic or Harley Davidson dealership to ensure a perfect fit and optimal performance.
4pcs 09-10 Harley Davidson FXSTC Softail Custom NGK Standard Spark Plugs vk: Status: In Stock.