{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"49fbaee3616b","name":"CYLINDER FULL KIT 85mm YAMAHA YZ 250F 19-20, ATHENA P400485100073 304CC BIG BORE, (Piston included)","sku":"56-K250.85.KIT1","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":616.91,"formatted":"£616.91"},"summary":"CYLINDER FULL KIT 85mm ATHENA P400485100073 304CC BIG BORE. Bore Diameter 85.00mm. Bore Gain +8mm. Compression Ratio 13.3:1. Displacement 304.15cc. Piston included.","attributes":[],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K250_2E85_2EKIT1/4bc59440378ba274.png","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K250_2E85_2EKIT1/4bc59440378ba274.png"],"description":"CYLINDER FULL KIT 85mm ATHENA P400485100073 304CC BIG BORE. Bore Diameter 85.00mm. Bore Gain +8mm. Compression Ratio 13.3:1. Displacement 304.15cc. Piston included.","descriptionMarkdown":"### Athena 304cc Big Bore Cylinder Kit for Yamaha YZ 250F\n\n Upgrade your Yamaha YZ 250F's performance with this Athena Big Bore Cylinder Kit. This comprehensive kit is designed to increase engine displacement and power output, providing a significant boost for off-road riding.\n\n#### Key Features:\n\n \n- Big Bore Design: Increases displacement to 304.15cc for enhanced power.\n \n- Increased Bore Diameter: Features a 85.00mm bore diameter, an increase of +8mm over stock.\n \n- High Compression Ratio: Offers a 13.3:1 compression ratio for improved combustion efficiency.\n \n- Complete Kit: Includes all necessary components for installation, featuring a high-quality piston.\n \n- Durable Construction: Manufactured by Athena, a trusted name in high-performance engine components.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/cylinder-full-kit-85mm-yamaha-yz-250f-19-20-athena-p400485100073-304cc-big-bore-","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/49fbaee3616b:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/49fbaee3616b: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."]}}