fits model: Diamond.

( Brand: S-s Cycles ), ( Manufacturer Part Number: 91-7339 ), ( Part Type: Ring Cylinder Piston ), ( Surface Finish: Polished / Diamond Cut )
The 91-7339 Big Dog 117 1-8 Diamond Cylinders Piston Rings from BDM are designed to deliver exceptional performance and durability for your motorcycle engine. These piston rings are specifically engineered for Big Dog motorcycles with 117 cubic inches (1.9L) engines and a 1-8 compression ratio.
The piston rings are made from high-quality materials, including a top ring made of 1.2mm 3-layer chrome-nickel alloy for improved sealing and reduced wear. The second ring is a 1.0mm 3-layer chrome-nickel alloy, while the oil control ring is a 0.6mm 3-layer chrome-nickel alloy. These materials are chosen for their strength, durability, and ability to withstand the high temperatures and pressures found in a motorcycle engine.
The piston rings feature a unique 1-8 diamond shape, which provides excellent sealing and reduces the chance of ring groove distortion. This shape also promotes even ring expansion, improving compression and reducing engine noise. The rings are precision-machined to ensure a tight fit and proper clearance with the cylinder wall, ensuring a long-lasting, leak-free seal.
The BDM 91-7339 piston rings are easy to install, and they come in a set of three rings, including the top ring, second ring, and oil control ring. They are designed to fit directly into your Big Dog motorcycle engine, and they are backed by BDM's commitment to quality and customer satisfaction.
In summary, the 91-7339 Big Dog 117 1-8 Diamond Cylinders Piston Rings from BDM are an excellent choice for Big Dog motorcycle owners looking to improve their engine performance, reduce wear and tear, and ensure a leak-free seal. These high-quality piston rings are made from durable materials, feature a unique diamond shape, and are easy to install. With BDM's reputation for quality and customer satisfaction, you can trust that these piston rings will deliver the performance and reliability you need for your Big Dog motorcycle.
Pros of buying 91-7339 Big Dog 1-8 Diamond Cylinders Pistons Rings BDM:1. High-quality materials: The pistons and rings are made of high-grade materials, which can provide better performance and durability compared to lower-quality alternatives.
2. Improved engine performance: The use of diamond-coated cylinders and pistons rings can help reduce friction and wear, resulting in improved engine performance and efficiency.
3. Reduced engine noise: The use of high-quality pistons and rings can help reduce engine noise, making the riding experience more enjoyable.
Cons of buying 91-7339 Big Dog 1-8 Diamond Cylinders Pistons Rings BDM:1. High cost: The high-quality materials used in the production of these pistons and rings can make them more expensive than lower-quality alternatives.
2. Installation difficulty: Installing these pistons and rings may require specialized tools and expertise, which can add to the overall cost and time required for the installation.
3. Limited availability: These pistons and rings may not be widely available, which can make it difficult to find replacement parts if needed.
Conclusion:If you are looking for high-quality pistons and rings to improve the performance and durability of your engine, the 91-7339 Big Dog 1-8 Diamond Cylinders Pistons Rings BDM may be a good option for you. However, it is important to consider the high cost and potential difficulty of installation before making a purchase. If you are unsure about the installation process or if these pistons and rings are the best option for your specific engine, it may be a good idea to consult with a professional mechanic or the manufacturer before making a decision.
Recommendation:If you are considering purchasing the 91-7339 Big Dog 1-8 Diamond Cylinders Pistons Rings BDM, it is recommended to do thorough research and read reviews from other customers to ensure that they are the right fit for your engine and your riding needs. Additionally, it may be a good idea to consult with a professional mechanic or the manufacturer to get their expert opinion on the installation process and any potential benefits or drawbacks of using these pistons and rings.
Will not work on Harley Eco or twin cam cases.
Includes matching pistons, piston rings, pins clips. 928 deck height , bore, stroke. These were an optional set for big dog motorcycles with 117s super sidewinder plus engines specs and materials.
News Cycles show polished Diamond cut cylinder set with pistons. These fits a special application engines only.