fits model: Fl, Shovelhead, Dyna. year: 1974–2012.

( Brand: V-twin Manufacturing ), ( Manufacturer Part Number: 8618-20 ), ( Part Type: Cylinder Head Bolt ), ( Surface Finish: Black ), ( Country/region Of Manufacture: United States )
The 8618-20 cylinder head bolts are a crucial component for the maintenance and performance enhancement of various Harley-Davidson V-twin models, including the Shovelhead, Rigid Dyna, Softail FX, and Flathead models from the year 1974. These bolts are designed specifically for the cylinder head, ensuring a secure and reliable connection between the cylinder and the head, which is essential for the smooth operation of the engine.
These 8618-20 cylinder head bolts are manufactured with high-quality materials, ensuring durability and resistance against corrosion. They are made from heat-treated steel, which provides strength and resilience even under high-temperature and high-stress conditions. The bolts feature a 12-point star design, which allows for easier torque application and ensures a secure grip, reducing the risk of loosening or stripping.
The 8618-20 cylinder head bolts are also designed with a specific thread pitch and length to fit the Harley-Davidson V-twin engines accurately. They come in a pack of 10 bolts, ensuring you have enough for a full replacement or maintenance job. The bolts are also coated with a protective finish, which helps prevent rust and corrosion, ensuring a longer lifespan and better performance.
Installing these 8618-20 cylinder head bolts is a straightforward process, but it is recommended to follow the manufacturer's instructions and guidelines to ensure proper installation and to avoid any damage to the engine components. With the right tools and proper technique, these bolts will provide a secure and long-lasting connection, ensuring your Harley-Davidson V-twin engine continues to perform at its best.
Pros of buying 8618-20 cylinder head bolts for your shovelhead rigid dyna, fx, and v-twin:1. High-quality material: These bolts are typically made of high-strength steel, ensuring durability and resistance to corrosion.
2. Proper fit: The 8618-20 bolts are designed specifically for Harley-Davidson shovelhead engines, ensuring a perfect fit and proper thread engagement.
3. 12-point design: The 12-point shape of these bolts allows for easier installation and removal, reducing the risk of rounding or stripping the threads.
Cons of buying 8618-20 cylinder head bolts:1. Cost: High-quality bolts tend to be more expensive than cheaper alternatives.
2. Availability: Depending on your location, it may be difficult to find these bolts in local stores, requiring an online purchase.
3. Installation: While the 12-point design makes installation easier, it still requires proper tools and techniques to avoid damaging the engine or the bolts.
Conclusion: If you are looking for a reliable and durable solution for your engine's cylinder head bolts, the 8618-20 bolts are a great choice. They are designed specifically for your engine type and offer the benefits of a 12-point design. However, be prepared for the higher cost and potential availability issues. It is always recommended to purchase from a reputable dealer to ensure you are getting a genuine product.
Recommendation: If you are unsure about the installation process, consider hiring a professional mechanic to ensure the job is done correctly and to avoid any potential damage to your engine. Also, remember to regularly inspect and maintain your engine bolts to ensure their longevity and performance.
Thee bolts are to be installed using a point box wrench. Vt no: black 12 point cylinder head bolt kit in.