{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"2cd9d0a7e336","name":"CYLINDER FULL KIT 95MM YAMAHA YFZ 450 09-25, ATHENA P400485100046 STD BORE, (Piston included)","sku":"56-K172.95.CKA","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":523.97,"formatted":"£523.97"},"summary":"This standard bore cylinder kit is a complete top-end replacement set designed to match original equipment performance for 450 cc applications. It includes a lightweight aluminium cylinder with a nickel-silicon wear-resistant coating, a piston assembly, and all required gaskets, and is designed to install without modifications to the engine crankcase. Features include a wear-resistant nickel-silicon cylinder coating for smooth operation and reduced wear, a piston design intended to reduce friction, and includes cylinder, piston, piston pin, piston rings, and full gasket set. It is developed and validated through bench and road testing. Specifications include manufacturer part number P400485100046, bore diameter 95.00 mm, displacement 450 cc, compression ratio 11.4:1, net weight 1.21 kg, cylinder material aluminium, and cylinder coating nickel-silicon (Motor-Nicksil).","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinder Kits"},{"label":"Variant Id","value":"253039"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K172_2E95_2ECKA/30bf3b80c4e53a71.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K172_2E95_2ECKA/30bf3b80c4e53a71.jpg"],"description":"This standard bore cylinder kit is a complete top-end replacement set designed to match original equipment performance for 450 cc applications. It includes a lightweight aluminium cylinder with a nickel-silicon wear-resistant coating, a piston assembly, and all required gaskets, and is designed to install without modifications to the engine crankcase. Features include a wear-resistant nickel-silicon cylinder coating for smooth operation and reduced wear, a piston design intended to reduce friction, and includes cylinder, piston, piston pin, piston rings, and full gasket set. It is developed and validated through bench and road testing. Specifications include manufacturer part number P400485100046, bore diameter 95.00 mm, displacement 450 cc, compression ratio 11.4:1, net weight 1.21 kg, cylinder material aluminium, and cylinder coating nickel-silicon (Motor-Nicksil).","descriptionMarkdown":"### Athena 95mm Standard Bore Cylinder Full Kit for 450cc Engines\n\nThis comprehensive top-end replacement kit is designed to restore and enhance the performance of your 450cc engine, matching original equipment specifications. The kit features a lightweight aluminum cylinder with a durable nickel-silicon wear-resistant coating, ensuring smooth operation and longevity. It includes a precisely engineered piston assembly and a complete set of gaskets for a hassle-free installation that does not require modifications to the engine crankcase.\n\n**Key Features:**\n\n \n- Standard bore cylinder kit engineered to meet original equipment performance standards.\n \n- Features a wear-resistant nickel-silicon cylinder coating for reduced friction and extended service life.\n \n- Piston design optimized for minimized friction.\n \n- Complete kit includes: cylinder, piston, piston pin, piston rings, and a full gasket set.\n \n- Designed for direct installation without the need for engine crankcase modifications.\n \n- Performance validated through rigorous bench and road testing.\n\n**Specifications:**\n\n \n- Manufacturer Part Number: P400485100046\n \n- Bore Diameter: 95.00 mm\n \n- Engine Displacement: 450 cc\n \n- Compression Ratio: 11.4:1\n \n- Net Weight: 1.21 kg\n \n- Cylinder Material: Aluminum\n \n- Cylinder Coating: Nickel-Silicon (Motor-Nicksil)","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YFZ 450 Bill Balance Edition","cc":null,"notes":null,"years":"2010"},{"make":"YAMAHA","model":"YFZ 450R","cc":null,"notes":null,"years":"2009–2017"},{"make":"YAMAHA","model":"YFZ 450R Special Edition","cc":null,"notes":null,"years":"2010–2013"},{"make":"YAMAHA","model":"YFZ 450S","cc":null,"notes":null,"years":"2004–2011"},{"make":"YAMAHA","model":"YFZ 450X","cc":null,"notes":null,"years":"2010–2011"},{"make":"YAMAHA","model":"YFZ 450X Special Edition","cc":null,"notes":null,"years":"2011"},{"make":"YAMAHA","model":"YFZ BILL BALANCE EDITION 450","cc":null,"notes":null,"years":"2010"},{"make":"YAMAHA","model":"YFZ R 450","cc":null,"notes":null,"years":"2009–2017"},{"make":"YAMAHA","model":"YFZ S 450","cc":null,"notes":null,"years":"2004–2013"},{"make":"YAMAHA","model":"YFZ X 450","cc":null,"notes":null,"years":"2010–2021"}],"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-95mm-yamaha-yfz-450-09-25-athena-p400485100046-std-bore-piston","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/2cd9d0a7e336:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/2cd9d0a7e336:1"}},"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."]}}