{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"9ade9f160e23","name":"CYLINDER FULL KIT 97mm 10-13 YAMAHA YZ450 ATHENA STD BORE PISTON INCLUDED P400485100040","sku":"56-K138.097.CKA","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"price":{"amount":523.97,"formatted":"£523.97"},"summary":"Athena Standard Bore Cylinder Kit Ø 97 mm, 450 cc. This kit includes a high-quality aluminum cylinder with a standard bore, a complete piston with pin and rings, and all necessary gaskets. The cylinder barrel is coated with motor-nicksil, a nickel-silicon compound developed by Athena for smoothness and superior wear resistance. Engineered in Italy by Athena’s R&D Department, the kit offers performance and reliability comparable to original spare parts. Technical features include a bore diameter of 97.00 mm, a compression ratio of 12.4:1, a displacement of 450 cc, and a net weight of 1.50 Kg. Installation requires no modifications to the engine crankcase.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinder Kits"},{"label":"Variant Id","value":"252836"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K138_2E097_2ECKA/f5ab427cd0c69aab.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K138_2E097_2ECKA/f5ab427cd0c69aab.jpg"],"description":"Athena Standard Bore Cylinder Kit Ø 97 mm, 450 cc. This kit includes a high-quality aluminum cylinder with a standard bore, a complete piston with pin and rings, and all necessary gaskets. The cylinder barrel is coated with motor-nicksil, a nickel-silicon compound developed by Athena for smoothness and superior wear resistance. Engineered in Italy by Athena’s R&D Department, the kit offers performance and reliability comparable to original spare parts. Technical features include a bore diameter of 97.00 mm, a compression ratio of 12.4:1, a displacement of 450 cc, and a net weight of 1.50 Kg. Installation requires no modifications to the engine crankcase.","descriptionMarkdown":"### Athena Standard Bore Cylinder Kit - 97mm Bore, 450cc\n\nThis Athena Standard Bore Cylinder Kit is designed to provide a high-quality replacement for your motorcycle's original cylinder. Engineered in Italy, each cylinder undergoes rigorous development and testing to ensure exceptional performance and durability.\n\nThe cylinder features a lightweight aluminum construction with a motor-nicksil coating, a proprietary nickel-silicon compound developed by Athena. This advanced coating offers superior smoothness and wear resistance, contributing to the longevity of the engine.\n\nThis comprehensive kit includes a standard bore cylinder, a complete piston assembly (including piston pin and rings), and all necessary gaskets for a straightforward installation. The piston is engineered to minimize friction for optimal engine efficiency.\n\nAthena's commitment to quality means this cylinder kit is built to withstand demanding conditions, including high temperatures, pressures, and stresses, making it a reliable choice for performance and everyday riding.\n\n**Key Features:**\n\n \n- Standard Bore Cylinder Kit\n \n- Bore Diameter: 97.00 mm\n \n- Displacement: 450 cc\n \n- Compression Ratio: 12.4:1\n \n- Lightweight Aluminum Cylinder Construction\n \n- Motor-Nicksil Coating for Enhanced Wear Resistance\n \n- Includes Complete Piston Assembly (Piston, Pin, Rings)\n \n- Includes All Necessary Gaskets\n \n- Direct Fit - No Crankcase Modifications Required\n \n- Designed and Engineered in Italy\n \n- Rigorous Bench and Road Testing","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YZ 450F","cc":null,"notes":null,"years":"2010–2013"},{"make":"YAMAHA","model":"YZF 450","cc":null,"notes":null,"years":"2010–2013"}],"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-97mm-10-13-yamaha-yz450-athena-std-bore-piston-included-p40048","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/9ade9f160e23:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/9ade9f160e23:1"}},"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."]}}