SKU:11-1270
Big-bore conversion kit that upgrades your Harley-Davidson XL from 883cc to 1270cc, delivering more torque and stronger midrange. The set includes two silver-finished cylinders and forged pistons with moly rings, plus all necessary components to complete the displacement upgrade. A head gasket is included, and the compression ratio is 10.1:1 for a noticeable power boost.
Key features and specs:
Fitment and compatibility: specifically designed for Harley-Davidson XL models from 2004 through 2026, offering a clear upgrade path for Sportster engines while maintaining compatibility with existing engine components. This kit is ideal for riders seeking increased displacement, stronger acceleration, and improved highway performance without extensive machining.
Big bore cylinder kit for 883-1270cc conversion on Sportster models. Kit includes head gasket and has a compression ratio of 10.1.Boost your Harley Davidson XL engine performance with the V-Twin 1270cc Cylinder and Piston Conversion Kit. This comprehensive kit includes two silver-finished cylinders, forged pistons with moly rings, and all necessary components to upgrade your motorcycle's displacement. The cylinders are pre-fitted with high-quality forged pistons featuring Teflon-coated tops, designed to facilitate more complete combustion and improve power output. The finish bore measures between 3.5995 inches and 3.6005 inches, ensuring a precise fit that requires no additional machining for installation. Each piston set is specifically crafted for 883cc models, providing a reliable upgrade path to 1270cc while maintaining compatibility with your existing engine components.
Features:
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