fits model: Sportster. make: Harley. year: 1957-71.

( Manufacturer Part Number: 900XL-SET ), ( Part Type: Cylinder )
The 900xl-set for Harley-Davidson Sportster 900cc models from the years 1957 to 1971 is an aftermarket product designed to replace the original front and rear cylinders. This set is a valuable investment for Harley-Davidson enthusiasts seeking to restore or upgrade their classic Sportster models.
The 900xl-set features high-quality cylinders that are precision-engineered to provide superior performance and reliability. Each cylinder is crafted from durable materials, ensuring longevity and resistance to corrosion. The cylinders are also designed to offer improved combustion efficiency, resulting in enhanced power output and better fuel economy.
The front cylinder in this set is specifically tailored to fit perfectly into the Sportster's engine, ensuring a seamless installation process. It features a precise bore and honing, ensuring optimal cylinder-to-piston fit and reducing the risk of engine damage or misfires. The front cylinder also includes a high-performance piston ring set, ensuring optimal compression and combustion efficiency.
The rear cylinder in the 900xl-set is similarly designed for a perfect fit and easy installation. It features a high-performance piston and ring set, ensuring optimal compression and combustion efficiency. The cylinder is also equipped with a high-flow exhaust port, allowing for improved exhaust gas flow and reduced backpressure, resulting in improved engine performance.
In addition to the cylinders, the 900xl-set includes all necessary hardware for installation, such as head studs, gasket sets, and other essential components. This ensures a hassle-free installation process, saving you time and effort.
In conclusion, the 900xl-set for Harley-Davidson Sportster 900cc models is an excellent choice for those seeking to upgrade their classic Sportster or restore it to its original glory. With its high-quality materials, precise engineering, and easy installation, this set is a smart investment for any Harley-Davidson enthusiast.
Pros of buying a 1957-71 Harley-Davidson Sportster 900xl-set front and rear cylinders as aftermarket parts:1. Availability: Aftermarket cylinders can often be more readily available than original parts, especially for older models like the Sportster 900cc.
2. Cost: Aftermarket cylinders can be more affordable than original parts, especially if you're looking to restore a classic bike on a budget.
3. Performance: Aftermarket cylinders can sometimes offer improved performance, such as increased horsepower or torque, through modifications like porting or polishing.
Cons of buying a 1957-71 Harley-Davidson Sportster 900xl-set front and rear cylinders as aftermarket parts:1. Quality: Not all aftermarket parts are created equal. Some may be of lower quality than original parts, which could lead to issues with reliability or performance.
2. Fit and Function: Aftermarket parts may not fit perfectly or function as well as original parts, which could require additional modifications or adjustments.
3. Warranty: Original parts often come with a warranty, which can provide peace of mind in case of defects or failures. Aftermarket parts may not have the same level of warranty coverage.
Conclusion: If you're looking to restore a 1957-71 Harley-Davidson Sportster 900cc on a budget and you're willing to do your research to find a reputable aftermarket supplier, then buying aftermarket cylinders could be a good option. However, it's important to weigh the potential benefits against the potential drawbacks, such as potential quality issues or fit and function problems. If you're concerned about reliability or performance, you may want to consider paying a premium for original parts or high-quality aftermarket parts from a trusted supplier. Ultimately, the decision to buy aftermarket cylinders for your Harley-Davidson Sportster 900cc will depend on your specific needs, budget, and priorities.
They are standard bore. These are sold as a pair one front and rear.
Cylinders should be checked for proper clearance of standard pistons, they will need finish honed. Fit all Sportster bore cylinders still coated in coastline from Dixie.