{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"8f5082fdc496","name":"CYLINDER KIT 80 1993-2011 HONDA TRX300EX AT-09451-1K CA-10000-BB6K","sku":"56-K135.80.KIT","brand":"Dirt Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":5,"price":{"amount":227.23,"formatted":"£227.23"},"summary":"Cylinder kit in 80.00 mm big-bore size for a 330 cc conversion. Supplied as a complete package with a new cylinder, matching piston assembly, rings, wrist pin, circlips, and top-end gaskets. The cylinder uses an aluminium casting with a cast iron sleeve and is intended as a direct service replacement. Bore size is 80.00 mm (+6.00 mm over standard), resulting in an approximate displacement of 330 cc. Cylinder material is Aluminium AC4B-T6, and sleeve material is cast iron FC30. Kit contents include cylinder, big-bore piston, ring set, wrist pin, two circlips, and a big-bore gasket set. Cross-reference OEM part numbers include AT-0945-1K, 12100-HM3-L00, 12191-HM3-670, 12000-HM3-671, 13011-HM3-671, 13101-HM3-670, 13111-HC0-000, and 94601-17000.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinder Kits"},{"label":"General Size","value":"80mm"},{"label":"Variant Id","value":"252829"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K135_2E80_2EKIT/45daa09bef5aa90b.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K135_2E80_2EKIT/45daa09bef5aa90b.jpg"],"description":"Cylinder kit in 80.00 mm big-bore size for a 330 cc conversion. Supplied as a complete package with a new cylinder, matching piston assembly, rings, wrist pin, circlips, and top-end gaskets. The cylinder uses an aluminium casting with a cast iron sleeve and is intended as a direct service replacement. Bore size is 80.00 mm (+6.00 mm over standard), resulting in an approximate displacement of 330 cc. Cylinder material is Aluminium AC4B-T6, and sleeve material is cast iron FC30. Kit contents include cylinder, big-bore piston, ring set, wrist pin, two circlips, and a big-bore gasket set. Cross-reference OEM part numbers include AT-0945-1K, 12100-HM3-L00, 12191-HM3-670, 12000-HM3-671, 13011-HM3-671, 13101-HM3-670, 13111-HC0-000, and 94601-17000.","descriptionMarkdown":"### Cylinder Kit 80mm Big Bore 330cc for Honda TRX300EX\n\nUpgrade your Honda TRX300EX with this 80mm big bore cylinder kit, designed to increase displacement to approximately 330cc. This comprehensive kit is perfect for engine rebuilds and performance enhancements, offering a direct service replacement solution.\n\n**Key Features:**\n\n\t\n- Big-bore conversion to approximately 330cc\n\t\n- Includes new cylinder, piston assembly, rings, wrist pin, circlips, and a complete top-end gasket set\n\t\n- Durable aluminum cylinder construction with a cast iron sleeve\n\t\n- Designed for easy installation as a direct service replacement\n\n**Specifications:**\n\n\t\n- Bore Size: 80.00 mm (a 6.00 mm increase over standard)\n\t\n- Approximate Displacement: 330 cc\n\t\n- Cylinder Material: Aluminium AC4B-T6\n\t\n- Sleeve Material: Cast iron FC30\n\t\n- Kit Contents: Cylinder, big-bore piston, ring set, wrist pin, two circlips, and a big-bore gasket set.","weightGrams":null,"fitments":[{"make":"HONDA","model":"TRX 300EX","cc":null,"notes":null,"years":"1993–2011"},{"make":"HONDA","model":"TRX EX 300","cc":null,"notes":null,"years":"1993–2011"}],"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-kit-80-1993-2011-honda-trx300ex-at-09451-1k-ca-10000-bb6k","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/8f5082fdc496:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/8f5082fdc496:1"}},"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."]}}