{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e22de97f068b","name":"TOP END GASKET SET YAMAHA SR/TT/XT 500 76-87, ATHENA P400485600520","sku":"52-4303.ATH","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":29.17,"formatted":"£29.17"},"summary":"Athena Top End Gasket Kit P400485600520 is a complete cylinder-top overhaul set for classic single-cylinder models. Engineered in Italy and precision laser-cut, the kit provides all required gaskets and critical seals for the head and thermal unit to restore reliable sealing performance. Features include a complete set for cylinder head and top end overhaul, precision laser-cut gaskets for consistent fit, surface-treated materials to compensate minor irregularities, and stress-relieved production to improve sealing in critical areas. Includes rubber gaskets, O-rings and valve stem seal. Part number P400485600520, kit type Top End (cylinder/head) gasket kit. Net weight 0.12 kg. EAN 8050444899557. Engineering and development in Italy. Cross-reference OEM Part Numbers: Cylinder head gasket 2J2-11181-00, 2J2-11181-09, 583-1181-01. Cylinder base gasket 583-11351-00, 1JN-11351-00, 3HT-11351-00.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Gasket - Top End Set"},{"label":"Variant Id","value":"248467"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/52-4303_2EATH/c840ff620ff12f76.png","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/52-4303_2EATH/c840ff620ff12f76.png","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/52-4303_2EATH/5d6ddf4aa389b9d6.png"],"description":"Athena Top End Gasket Kit P400485600520 is a complete cylinder-top overhaul set for classic single-cylinder models. Engineered in Italy and precision laser-cut, the kit provides all required gaskets and critical seals for the head and thermal unit to restore reliable sealing performance. Features include a complete set for cylinder head and top end overhaul, precision laser-cut gaskets for consistent fit, surface-treated materials to compensate minor irregularities, and stress-relieved production to improve sealing in critical areas. Includes rubber gaskets, O-rings and valve stem seal. Part number P400485600520, kit type Top End (cylinder/head) gasket kit. Net weight 0.12 kg. EAN 8050444899557. Engineering and development in Italy. Cross-reference OEM Part Numbers: Cylinder head gasket 2J2-11181-00, 2J2-11181-09, 583-1181-01. Cylinder base gasket 583-11351-00, 1JN-11351-00, 3HT-11351-00.","descriptionMarkdown":"### Athena Top End Gasket Kit for Yamaha SR/TT/XT 500\n\nRestore your classic Yamaha 500 cc single-cylinder motorcycle with the Athena Top End Gasket Kit. This comprehensive overhaul set provides all the necessary gaskets and critical seals for the cylinder head and thermal unit, ensuring reliable sealing performance.\n\nEngineered in Italy, each gasket is precision laser-cut for a consistent and accurate fit. Athena utilizes surface-treated materials designed to compensate for minor irregularities and employs stress-relieved production techniques to enhance sealing in critical areas.\n\n**Key Features:**\n\n\t\n- Complete kit for cylinder head and top-end overhaul\n\t\n- Precision laser-cut gaskets for optimal fit\n\t\n- Surface-treated materials to manage minor imperfections\n\t\n- Stress-relieved for improved sealing in high-pressure zones\n\t\n- Includes essential rubber gaskets, O-rings, and valve stem seals\n\n**Specifications:**\n\n\t\n- Kit Type: Top End (Cylinder/Head) Gasket Kit\n\t\n- Weight: 0.12 kg\n\t\n- Origin: Italy","weightGrams":null,"fitments":[],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Gasket - Top End Set","url":"https://www.2brosparts.com/api/agent/collection/GB/gasket-top-end-set"}],"links":{"page":"https://www.2brosparts.com/products/top-end-gasket-set-yamaha-srttxt-500-76-87-athena-p400485600520","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e22de97f068b:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e22de97f068b: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."]}}