{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"3ad23db264f1","name":"HONDA CRF 450R 2009 - 2016 BIG BORE 99mm TOP END GASKET SET","sku":"CW.11006-G01","brand":"Cylinder Works","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":137.62,"formatted":"£137.62"},"summary":"Top End Gasket Set. Kit includes head, base, exhaust, and cam chain tensioner gaskets. Designed for the Honda CRF 450R 2009-2016.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-450r-2009-2015-big-bore-99mm-top-end-gasket-set-5888-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-450r-2009-2015-big-bore-99mm-top-end-gasket-set-5888-p.jpg"],"description":"Top End Gasket Set. Kit includes head, base, exhaust, and cam chain tensioner gaskets. Designed for the Honda CRF 450R 2009-2016.","descriptionMarkdown":"### Performance Big Bore 99mm Top End Gasket Set\n\nEnsure a reliable, leak-free seal for your engine rebuild with this premium top end gasket set. Engineered for demanding performance applications, this kit is specifically designed to accommodate a 99mm big bore cylinder configuration, providing the precise fitment required for high-output engine builds.\n\nCometic Gasket is a global leader in the motorsport industry, known for utilizing state-of-the-art manufacturing processes and advanced material technology. By combining rigorous research and development with high-quality materials, this gasket set ensures superior performance and durability under extreme engine conditions.\n\n### Key Features\n\n \n- Comprehensive Kit: Includes head, base, exhaust, and cam chain tensioner gaskets for a complete top end refresh.\n \n- Big Bore Specification: Specifically manufactured to match 99mm big bore engine requirements.\n \n- Advanced Materials: Constructed using high-grade materials to ensure maximum seal integrity and heat resistance.\n \n- Industry Standard: Trusted by championship-winning teams and professional engine builders for reliability and precision.\n \n- Precision Engineering: Designed for an exact fit to maintain optimal engine compression and performance.\n\nWhether you are performing routine maintenance or a full engine overhaul, this Cylinder Works top end gasket set provides the quality components necessary to keep your engine running at its peak potential.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/honda-crf-450r-2009-2016-big-bore-99mm-top-end-gasket-set","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/3ad23db264f1:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/3ad23db264f1:1"}},"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."]}}