{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"0babe1c62963","name":"CYLINDER KIT 09-12 CRF450 99mm, WORKS 478cc 11006-K01","sku":"56-K142.099.CKW1","brand":"Cylinder Works","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":666.22,"formatted":"£666.22"},"summary":"Cylinder Works +3mm Big Bore Complete Cylinder Kit. Increases displacement to 478cc with a 99mm bore and 12.0:1 compression ratio. Nickel Silicon Carbide plating for durability. Honed to exact specifications. Direct bolt-on design requires no machining or replating. Complete kit includes gaskets, cylinder, piston, rings, pin, and clips. Displacement: 478cc. Bore size: 99mm. Compression ratio: 12.0:1. Piston assembly: Vertex #23534. Cross-Reference OEM Part Numbers: Honda: 12100-MEN-A30, 12100-MEN-A50.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinder Kits"},{"label":"General Size","value":"99mm"},{"label":"Variant Id","value":"252859"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K142_2E099_2ECKW1/791edbf97c7ac16c.png","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K142_2E099_2ECKW1/791edbf97c7ac16c.png"],"description":"Cylinder Works +3mm Big Bore Complete Cylinder Kit. Increases displacement to 478cc with a 99mm bore and 12.0:1 compression ratio. Nickel Silicon Carbide plating for durability. Honed to exact specifications. Direct bolt-on design requires no machining or replating. Complete kit includes gaskets, cylinder, piston, rings, pin, and clips. Displacement: 478cc. Bore size: 99mm. Compression ratio: 12.0:1. Piston assembly: Vertex #23534. Cross-Reference OEM Part Numbers: Honda: 12100-MEN-A30, 12100-MEN-A50.","descriptionMarkdown":"### Cylinder Works +3mm Big Bore Complete Cylinder Kit\n\nUpgrade your motorcycle's performance with the Cylinder Works +3mm Big Bore Complete Cylinder Kit. This kit is engineered to significantly increase your engine's displacement, providing a noticeable boost in power and torque.\n\n**Key Features:**\n\n\t\n- Increased Displacement: Expands engine capacity to 478cc for enhanced power output.\n\t\n- Precision Bore: Features a 99mm bore size for optimal performance.\n\t\n- High Compression Ratio: Achieves a 12.0:1 compression ratio, delivering aggressive performance.\n\t\n- Durable Construction: Utilizes Nickel Silicon Carbide plating for superior wear resistance and longevity.\n\t\n- Exact Honing: Cylinder is honed to precise specifications, ensuring a perfect fit for the piston and smooth operation.\n\t\n- Direct Bolt-On Installation: Designed for a straightforward installation process, eliminating the need for replating or additional machining.\n\t\n- Complete Package: Includes all necessary components for a full cylinder replacement: cylinder, piston, rings, pin, clips, and a full gasket set.\n\t\n- Vertex Piston: Comes equipped with a Vertex piston assembly (#23534) for reliable performance.\n\n**Specifications:**\n\n\t\n- Displacement: 478cc\n\t\n- Bore Size: 99mm\n\t\n- Compression Ratio: 12.0:1\n\n**Included Components:**\n\n\t\n- Cylinder\n\t\n- Piston\n\t\n- Rings\n\t\n- Pin and clips\n\t\n- Gaskets","weightGrams":null,"fitments":[{"make":"HONDA","model":"CRF 450R","cc":null,"notes":null,"years":"2009–2018"}],"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-09-12-crf450-99mm-works-478cc-11006-k01","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/0babe1c62963:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/0babe1c62963:1"}},"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."]}}