SKU:11-1333
Upgrade your Harley Davidson XL’s displacement from 883cc to 1270cc with the V-Twin Cylinder and Piston Conversion Kit. Designed for Harley Davidson XL models from 2004 to 2013, this kit delivers a 10.1:1 compression ratio and a install-ready package that can elevate horsepower and engine efficiency.
Key components and build details:
What it means for your ride: a straight-forward upgrade path to 1270cc increases displacement and potential power while maintaining reliable combustion and durability. Pair with recommended accessories such as a cylinder head gasket set, additional piston kits, and torque gauge tools to optimize assembly and longevity.
Fitment: Harley Davidson XL models 2004–2026.
Big bore cylinder kit for 883-1270cc conversion on Sportster models and has a 10.1 compression ratio.Upgrade your Harley Davidson XL motorcycle with the V-Twin 1270cc Cylinder and Piston Conversion Kit, designed for optimal performance and seamless installation. This kit features two black highlighter finish cylinders paired with forged pistons and moly rings, ensuring durability and efficient combustion. The cylinders arrive pre-fitted with the pistons, eliminating the need for machining, and are finished with a bore size of approximately 3.5995 to 3.6005 inches, providing a precise fit for your engine. The MC forged pistons are Teflon-coated on the tops to promote more complete combustion, helping to boost horsepower and engine efficiency. The final cylinder honing is completed on a six-position Rotler honing machine, ensuring a smooth and consistent surface finish for reliable performance.
Designed specifically for Harley Davidson XL models from 2004 to 2013, this conversion kit provides a straightforward upgrade path from 883cc to 1270cc displacement. The kit includes everything necessary for installation, making it a convenient choice for enthusiasts and professional mechanics alike. The components are manufactured in Taiwan, ensuring quality control and adherence to industry standards.
For the best results, consider pairing this kit with recommended accessories such as the cylinder head gasket set, piston kits, and torque gauge tools. These accessory items are suggested to optimize your engine build and ensure longevity. Whether you're restoring an older model or enhancing your motorcycle's power output, this conversion kit offers a reliable, high-performance solution to elevate your riding experience.
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