{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"0775451f79fb","name":"CYLINDER FULL KIT 83mm 2004-2008 KAWASAKI KX 250 SUZUKI RM 250 ATHENA 290CC BIG BORE (piston included)","sku":"56-K104.83.KIT","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":653.87,"formatted":"£653.87"},"summary":"ATHENA Big Bore Cylinder Kit, 83mm Bore Diameter, 290cc Displacement. Includes aluminum cylinder, complete piston kit with pin and rings, and all necessary gaskets. Features a motor-nicksil coating for smoothness and wear resistance. Developed and tested by Athena's R&D Department in Italy, these kits are designed to enhance performance without requiring engine crankcase modifications. Compression Ratio: 12.8:1. Net Weight: 2.12 Kg.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinder Kits"},{"label":"Variant Id","value":"252612"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K104_2E83_2EKIT/4b685eb18494b2f6.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K104_2E83_2EKIT/4b685eb18494b2f6.jpg"],"description":"ATHENA Big Bore Cylinder Kit, 83mm Bore Diameter, 290cc Displacement. Includes aluminum cylinder, complete piston kit with pin and rings, and all necessary gaskets. Features a motor-nicksil coating for smoothness and wear resistance. Developed and tested by Athena's R&D Department in Italy, these kits are designed to enhance performance without requiring engine crankcase modifications. Compression Ratio: 12.8:1. Net Weight: 2.12 Kg.","descriptionMarkdown":"### Athena 290cc Big Bore Cylinder Kit - 83mm\n\nEnhance your motorcycle's performance with the Athena Big Bore Cylinder Kit. This premium kit is engineered in Italy by Athena's expert R&D Department, utilizing advanced design and testing tools.\n\nThe cylinder features a durable Motor-Nicksil coating, a proprietary nickel-silicon finish developed by Athena for superior smoothness and wear resistance. Athena Big Bore Kits are globally recognized for their exceptional performance, longevity, and reliability, delivering noticeable power gains across the entire RPM range while maintaining the reliability of original components.\n\nThis comprehensive kit includes a high-quality aluminum cylinder with an increased bore, a complete piston assembly with pin and rings, and all necessary gaskets. Each component is rigorously tested by Athena technicians to withstand extreme temperatures, pressures, and stresses, ensuring validation through demanding bench and road tests. The cylinder kit can be installed without requiring any modifications to the engine crankcase.\n\n**Key Features:**\n\n\t\n- Bore Diameter: 83.00 mm\n\t\n- Displacement: 290 cc\n\t\n- Compression Ratio: 12.8:1\n\t\n- Coated with Athena's proprietary Motor-Nicksil for optimal wear resistance\n\t\n- Engineered and tested in Italy for superior quality\n\t\n- Increases engine performance without compromising reliability\n\t\n- Includes cylinder, piston, piston pin, rings, and all necessary gaskets\n\t\n- No crankcase modifications required for installation\n\t\n- Net Weight: 2.12 Kg","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 250F","cc":null,"notes":null,"years":"2004–2008"},{"make":"SUZUKI","model":"RM-Z 250","cc":null,"notes":null,"years":"2004–2006"}],"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-2004-2008-kawasaki-kx-250-suzuki-rm-250-athena-290cc-big-","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/0775451f79fb:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/0775451f79fb: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."]}}