{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e740a34431ec","name":"CYLINDER FULL KIT 83mm 2017-2019 KAWASAKI KX 250 ATHENA P400250100025 290CC BIG BORE (Piston included)","sku":"56-K193.83.CKA","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":653.87,"formatted":"£653.87"},"summary":"ATHENA Big Bore Cylinder Kit Ø 83 mm, 290 cc. Features an aluminum cylinder with increased bore coated in motor-nicksil for smoothness and wear resistance. Includes complete piston, pin, rings, and all necessary gaskets. Developed to withstand high temperatures, pressures, and stresses, validated through extensive testing. Can be installed without modifying the engine crankcase. Bore Diameter: 83.00 mm, Compression Ratio: 13.4:1, Displacement: 290 cc, Net Weight: 1.38 Kg.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinder Kits"},{"label":"General Size","value":"83mm"},{"label":"Variant Id","value":"291754"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K193_2E83_2ECKA/70378ed6b1a7a2d0.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K193_2E83_2ECKA/70378ed6b1a7a2d0.jpg"],"description":"ATHENA Big Bore Cylinder Kit Ø 83 mm, 290 cc. Features an aluminum cylinder with increased bore coated in motor-nicksil for smoothness and wear resistance. Includes complete piston, pin, rings, and all necessary gaskets. Developed to withstand high temperatures, pressures, and stresses, validated through extensive testing. Can be installed without modifying the engine crankcase. Bore Diameter: 83.00 mm, Compression Ratio: 13.4:1, Displacement: 290 cc, Net Weight: 1.38 Kg.","descriptionMarkdown":"### Athena Big Bore Cylinder Kit - 290cc\n\nUpgrade your motorcycle's performance with the Athena Big Bore Cylinder Kit. This kit is engineered for enhanced power output while maintaining the reliability of original components. Athena has invested over a decade in developing aftermarket replacement cylinders, leveraging their Italian R&D department's extensive knowledge and advanced testing tools.\n\nThe cylinder features a Motor-Nicksil coating, a premium nickel-silicon surface developed by Athena for superior smoothness and exceptional wear resistance. This ensures longevity and optimal performance under demanding conditions.\n\n**Key Features:**\n\n \n- Increases engine displacement to 290cc for noticeable power gains.\n \n- Features an 83mm bore diameter.\n \n- Includes a high-quality aluminum cylinder with an increased bore.\n \n- Comes complete with a high-quality piston, piston pin, rings, and all necessary gaskets.\n \n- The cylinder is coated with Motor-Nicksil for durability and smooth operation.\n \n- Designed to withstand high temperatures, pressures, and stresses.\n \n- Validated through rigorous bench and road testing by Athena technicians.\n \n- Can be installed without requiring modifications to the engine crankcase.\n\n**Technical Specifications:**\n\n \n- Bore Diameter: 83.00 mm\n \n- Compression Ratio: 13.4:1\n \n- Displacement: 290 cc\n \n- Net Weight: 1.38 Kg\n\n**Important Note:** All Athena products must be used in compliance with the specific national regulations of the country where they are marketed or sold. Athena disclaims all responsibility for any improper use.","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 250F","cc":null,"notes":null,"years":"2017–2019"}],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Cylinder Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/cylinder-kits"}],"links":{"page":"https://www.2brosparts.com/products/cylinder-full-kit-83mm-2017-2019-kawasaki-kx-250-athena-p400250100025-290cc-big-","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e740a34431ec:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e740a34431ec:1"}},"market":{"country":"GB","countryName":"United Kingdom","locale":"en-gb","currency":"GBP","exchangeRateFromGbp":1,"pricesIncludeUkVat":true,"checkoutTax":null,"delivery":[{"name":"Standard","description":"Orders £15.00–£59.99 · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":4.99,"formatted":"£4.99"},"free":false,"minimumOrder":{"amount":0,"formatted":"£0.00","gbp":0},"weightGrams":null},{"name":"Standard","description":"Orders £60.00 and up · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":0,"formatted":"£0.00"},"free":true,"minimumOrder":{"amount":60,"formatted":"£60.00","gbp":60},"weightGrams":null}],"storeUrl":"https://www.2brosparts.com"},"navigate":{"start":"https://www.2brosparts.com/api/agent","search":"https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus}"},"howToBuy":{"summary":"Build a basket for the shopper and give them one checkout link. Every URL is a plain path (no query string) and a GET. Nothing is stored between calls.","checkoutLinkFormat":"https://www.2brosparts.com/api/agent/checkout/GB/{basketKey}:{quantity},{basketKey}:{quantity}","steps":["1. Find products: follow links in these responses, or fetch https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus} (e.g. https://www.2brosparts.com/api/agent/search/GB/brake+pads). Every product has a basketKey.","2. Optional check: https://www.2brosparts.com/api/agent/basket/GB/{basketKey}:{quantity},{basketKey}:{quantity} returns stock, totals per delivery option and the checkout link.","3. Give the shopper the checkout link. Opening it fills their basket with exactly these items (replacing what was there) and opens checkout for United Kingdom. They pay on 2brosparts.com through Stripe."],"noFetchNeeded":"You can write the checkout link yourself from basketKeys and quantities; nothing has to be fetched first. Each product also has links.buyOneNow, a ready link for one unit.","stateless":"Nothing is saved on our side. The items part of the URL is the whole basket: to change it, write the link again with the new list.","itemsFormat":"basketKey:quantity pairs joined by commas, e.g. 04f24aad4d68:2,7c1e9a0b3f2d:1. Quantity defaults to 1. Up to 50 products, 100 each.","country":"GB is the shopper's delivery country. Swap it for theirs (US, DE, FR…) in any URL; currency, tax and delivery follow it.","tips":["Put everything the shopper wants in one link.","Optionally add your name as a last path segment on checkout links (…/checkout/GB/<items>/claude) so the sale is credited to you.","The checkout link is for the shopper's browser. Do not open it yourself.","Signed-in trade account holders see their trade prices at checkout."]}}