{"product_id":"cylinder-works-10010-k04-standard-bore-12-0-1-cylinder-kit-for-honda-crf450x-and-crf450l","title":"Cylinder Works 10010-K04 Standard Bore 12.0:1 Cylinder Kit for Honda CRF450X and CRF450L","description":"\u003cp\u003eThe Cylinder Works 10010-K04 Standard Bore Cylinder Kit is a complete top-end replacement designed for select Honda CRF450X, CRF450L, and CRF450RL models from 2019 through 2023. This kit uses a standard-bore cylinder and a 12.0:1 high-compression piston configuration to support dependable engine performance, consistent power delivery, and long service life. The cylinder maintains a stock-style appearance for a clean, factory-like installation.\u003c\/p\u003e\u003cp\u003eEach kit includes the cylinder, matched Vertex piston kit, piston rings, piston pin, circlips, and the required top-end gaskets. Cylinder Works matches the cylinder and Vertex piston components to promote proper fitment, durability, reduced engine noise, and reliable operation. The top-end gasket kit does not include valve stem seals, so those components should be inspected and replaced separately when required. No machine work is needed for installation when used with the applicable standard-bore application and properly prepared components.\u003c\/p\u003e\u003cp\u003eFeature: Complete standard-bore cylinder kit with 12.0:1 compression ratio\u003cbr\u003eFeature: Includes cylinder, Vertex piston kit, rings, pin, circlips, and gaskets\u003cbr\u003eFeature: Nickel silicon carbide-plated cylinder for improved wear resistance and extended service life\u003cbr\u003eFeature: Stock-style cylinder appearance for an original-equipment look\u003cbr\u003eFeature: Matched piston and cylinder components help support longevity, performance, and reduced engine noise\u003cbr\u003eFeature: Replacement pistons, gaskets, and ring sets are available separately\u003cbr\u003eFeature: Standard-bore replacement design intended for compatible Honda applications\u003c\/p\u003e\u003cp\u003eThe Cylinder Works 10010-K04 fits 2019 Honda CRF450X and CRF450L, 2020 Honda CRF450L and CRF450X, 2021 Honda CRF450X and CRF450RL, 2022 Honda CRF450RL and CRF450X, and 2023 Honda CRF450X and CRF450RL models. Verify the motorcycle model and year before installation to ensure correct fitment.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eComplete standard-bore cylinder kit with a 12.0:1 compression ratio\u003c\/li\u003e\n\u003cli\u003eIncludes cylinder, matched Vertex piston kit, piston rings, piston pin, circlips, and gaskets\u003c\/li\u003e\n\u003cli\u003eNickel silicon carbide-plated cylinder helps improve wear resistance and service life\u003c\/li\u003e\n\u003cli\u003eStock-style cylinder appearance supports a factory-like installation\u003c\/li\u003e\n\u003cli\u003eMatched cylinder and piston components promote longevity, performance, and reduced engine noise\u003c\/li\u003e\n\u003cli\u003eNo machine work is needed for applicable standard-bore installations\u003c\/li\u003e\n\u003cli\u003eTop-end gasket kit does not include valve stem seals\u003c\/li\u003e\n\u003cli\u003eFits select 2019–2023 Honda CRF450X, CRF450L, and CRF450RL models\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2019 Honda CRF450L\u003cbr\u003e\n2019 Honda CRF450X\u003cbr\u003e\n2020 Honda CRF450L\u003cbr\u003e\n2020 Honda CRF450X\u003cbr\u003e\n2021 Honda CRF450RL\u003cbr\u003e\n2021 Honda CRF450X\u003cbr\u003e\n2022 Honda CRF450RL\u003cbr\u003e\n2022 Honda CRF450X\u003cbr\u003e\n2023 Honda CRF450RL\u003cbr\u003e\n2023 Honda CRF450X\u003cbr\u003e\n2024 Honda CRF450RL\u003cbr\u003e\n2024 Honda CRF450X\u003cbr\u003e\n2025 Honda CRF450RL\u003cbr\u003e\n2025 Honda CRF450X","brand":"CYLINDER WORKS","offers":[{"title":"Default Title","offer_id":67551723127019,"sku":"422-10010K4","price":638.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/dd0a-6842f4d317a2c.png?v=1790722913","url":"https:\/\/ctracingservices.com\/products\/cylinder-works-10010-k04-standard-bore-12-0-1-cylinder-kit-for-honda-crf450x-and-crf450l","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}