{"product_id":"v-twin-1270cc-cylinder-and-piston-conversion-kit-for-harley-davidson-xl-black-finish","title":"V-Twin 1270cc Cylinder and Piston Conversion Kit for Harley XL Sportster Black","description":"\u003cdiv\u003e\n\u003ch1\u003eV-Twin 1270cc Cylinder and Piston Conversion Kit for Harley XL Sportster – Black\u003c\/h1\u003e\n\u003cp\u003eUpgrade 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.\u003c\/p\u003e\n\u003cp\u003eKey components and build details:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eTwo black highlighter finish cylinders pre-fitted with forged pistons and moly rings\u003c\/li\u003e \u003cli\u003eBore size: approximately 3.5995–3.6005 inches for a precise engine fit\u003c\/li\u003e \u003cli\u003eMC forged pistons with Teflon-coated tops to promote more complete combustion\u003c\/li\u003e \u003cli\u003eFinal honing performed on a six-position Rotler honing machine for a smooth surface\u003c\/li\u003e \u003cli\u003eIncludes all necessary components for straightforward installation\u003c\/li\u003e \u003cli\u003eManufactured in Taiwan with quality control aligned to industry standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhat 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.\u003c\/p\u003e\n\u003cp\u003eFitment: Harley Davidson XL models 2004–2026.\u003c\/p\u003eBig bore cylinder kit for 883-1270cc conversion on Sportster models and has a 10.1 compression ratio.\n\u003cp\u003eUpgrade 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. \u003c\/p\u003e\n\u003cp\u003eDesigned 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. \u003c\/p\u003e\n\u003cp\u003eFor 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.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eHigh-quality black finished cylinders and pistons for a sleek appearance\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003ePre-fitted with forged pistons and moly rings for easy installation\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eFinish bore size of approximately 3.5995 to 3.6005 inches for precise fit\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eTeflon-coated piston tops for improved combustion efficiency\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eFinal honing performed on a six-position Rotler honing machine for a smooth finish\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eDesigned specifically for Harley Davidson XL models from 2004 to 2013\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eIncludes all necessary components for a straightforward upgrade\u003c\/li\u003e\u003c\/ul\u003e\n\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson XL 2004\u003cbr\u003e\nHarley Davidson XL 2005\u003cbr\u003e\nHarley Davidson XL 2006\u003cbr\u003e\nHarley Davidson XL 2007\u003cbr\u003e\nHarley Davidson XL 2008\u003cbr\u003e\nHarley Davidson XL 2009\u003cbr\u003e\nHarley Davidson XL 2010\u003cbr\u003e\nHarley Davidson XL 2011\u003cbr\u003e\nHarley Davidson XL 2012\u003cbr\u003e\nHarley Davidson XL 2013\u003cbr\u003e\nHarley Davidson XL 2014\u003cbr\u003e\nHarley Davidson XL 2015\u003cbr\u003e\nHarley Davidson XL 2016\u003cbr\u003e\nHarley Davidson XL 2017\u003cbr\u003e\nHarley Davidson XL 2018\u003cbr\u003e\nHarley Davidson XL 2019\u003cbr\u003e\nHarley Davidson XL 2020\u003cbr\u003e\nHarley Davidson XL 2021\u003cbr\u003e\nHarley Davidson XL 2022\u003cbr\u003e\nHarley Davidson XL 2023\u003cbr\u003e\nHarley Davidson XL 2024\u003cbr\u003e\nHarley Davidson XL 2025\u003cbr\u003e\nHarley Davidson XL 2026\u003c\/div\u003e","brand":"V-Twin","offers":[{"title":"Default Title","offer_id":44653665878058,"sku":"11-1333","price":451.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/11-1333a.jpg?v=1785906280","url":"https:\/\/atticusgoods.com\/products\/v-twin-1270cc-cylinder-and-piston-conversion-kit-for-harley-davidson-xl-black-finish","provider":"Atticus Goods","version":"1.0","type":"link"}