fits model: Sportster. make: Harley.

( Brand: Koyo ), ( Manufacturer Part Number: 66904 ), ( Part Type: Bearing Cam Shaft ), ( Country/region Of Manufacture: United States )
The 58-90 Koyo Cam Shaft Needle Bearing (Part Number: 66904) is an essential component for the smooth operation of your Harley-Davidson Sportster's engine. This high-quality bearing is specifically designed for Harley-Davidson motorcycles, ensuring a perfect fit and optimal performance.
The 58-90 Koyo Cam Shaft Needle Bearing is made from top-tier materials, including a corrosion-resistant steel shell and precision-machined bearing surfaces. The needle-shaped rollers inside the bearing are made from hardened steel and are precisely engineered to minimize friction and maximize load capacity. This results in reduced wear, improved engine performance, and increased overall lifespan of your motorcycle's camshaft.
The 66904 Koyo Cam Shaft Needle Bearing is easy to install, with clear installation instructions included in the packaging. The bearing comes pre-lubricated with a high-quality synthetic oil, ensuring smooth operation from the moment you install it. The bearing is also designed to accommodate the natural expansion and contraction of your engine's components, ensuring long-term durability and reliability.
In conclusion, the 58-90 Koyo Cam Shaft Needle Bearing (66904) is a must-have replacement part for any Harley-Davidson Sportster owner. Its high-quality materials, precision engineering, and easy installation make it an excellent choice for any motorcycle enthusiast seeking to maintain or improve their bike's performance.
Pros of buying a Koyo 66904 camshaft needle bearing for your Harley Sportster:1. High-quality materials: Koyo is a well-known brand that uses high-quality materials in their bearings, ensuring long-lasting performance and reliability.
2. Improved engine performance: The Koyo camshaft needle bearing can help reduce friction and improve the overall performance of your Harley Sportster's engine.
3. Reduced noise: The Koyo camshaft needle bearing is designed to reduce noise and vibration, providing a smoother and quieter riding experience.
Cons of buying a Koyo 66904 camshaft needle bearing for your Harley Sportster:1. Cost: The Koyo 66904 camshaft needle bearing may be more expensive than some other options on the market.
2. Installation difficulty: Installing the Koyo camshaft needle bearing may require special tools and expertise, which could add to the cost and time of the project.
Conclusion:If you're looking for a high-quality camshaft needle bearing for your Harley Sportster that can improve engine performance, reduce noise, and provide a smoother riding experience, the Koyo 66904 is a great option. However, you should be prepared for the potential cost and installation difficulty that may come with it.
Recommendation:If you're not comfortable with the potential installation difficulty or cost, you may want to consider a less expensive option or hiring a professional to install the Koyo camshaft needle bearing for you. Ultimately, the decision to purchase the Koyo 66904 camshaft needle bearing should be based on your specific needs and budget.
Koyo made in shaft gear needle bearing fits k model Sportster late 1958 1990 replaces HD 9057.