{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"1ce0a246e1aa","name":"CYLINDER KIT 80mm 2014-2018 YAMAHA YZF250 2015-2018 WRF250 270 WORKS CYLINDER 21010-K01","sku":"56-K170.80.CKW","brand":"Cylinder Works","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":733.08,"formatted":"£733.08"},"summary":"Cylinder Works +3mm Big Bore Cylinder Kit increases displacement to 269cc. This direct bolt-on kit requires no re-plating and includes a matched Vertex piston for durability and performance. Features direct bolt-on installation with no additional machining required, Nickel Silicon Carbide plating for extended lifespan, and honing to exact size for easy piston installation. Includes cylinder, piston, rings, pin, clips, and a top-end gasket kit. Specifications include an 80mm bore (+3mm), 269cc displacement, 13.5:1 compression ratio, and uses Vertex Piston #23943. Gasket set includes base gasket, engine case gasket, exhaust gasket, and head gasket.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinder Kits"},{"label":"Variant Id","value":"283282"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K170_2E80_2ECKW/791edbf97c7ac16c.png","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K170_2E80_2ECKW/791edbf97c7ac16c.png"],"description":"Cylinder Works +3mm Big Bore Cylinder Kit increases displacement to 269cc. This direct bolt-on kit requires no re-plating and includes a matched Vertex piston for durability and performance. Features direct bolt-on installation with no additional machining required, Nickel Silicon Carbide plating for extended lifespan, and honing to exact size for easy piston installation. Includes cylinder, piston, rings, pin, clips, and a top-end gasket kit. Specifications include an 80mm bore (+3mm), 269cc displacement, 13.5:1 compression ratio, and uses Vertex Piston #23943. Gasket set includes base gasket, engine case gasket, exhaust gasket, and head gasket.","descriptionMarkdown":"### Cylinder Works 80mm Big Bore Cylinder Kit for Yamaha YZF250 and WRF250\n\nEnhance the performance of your Yamaha YZF250 or WRF250 with this Big Bore Cylinder Kit from Cylinder Works. Designed to increase displacement to 269cc, this kit offers a significant power upgrade. The direct bolt-on design ensures a straightforward installation without the need for additional machining or re-plating.\n\n**Key Features:**\n\n \n- Increased Displacement: Boosts your engine's displacement to 269cc for enhanced power and torque.\n \n- Direct Bolt-On: Engineered for a direct fit, requiring no extra machining or complex modifications.\n \n- Durable Construction: Features a Nickel Silicon Carbide plated cylinder for superior durability and an extended lifespan.\n \n- Precision Honing: The cylinder is precisely honed to the exact size, facilitating easy piston installation.\n \n- Complete Kit: Includes all necessary components for a comprehensive upgrade.\n\n**Included Components:**\n\n \n- Cylinder\n \n- Vertex Piston\n \n- Piston Rings\n \n- Piston Pin\n \n- Circlips\n \n- Top-End Gasket Kit (including base gasket, engine case gasket, exhaust gasket, and head gasket)\n\n**Specifications:**\n\n \n- Bore Size: 80mm (+3mm over stock)\n \n- Engine Displacement: 269cc\n \n- Compression Ratio: 13.5:1\n \n- Piston Compatibility: Uses Vertex Piston #23943","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"WR 250F","cc":null,"notes":null,"years":"2015–2018"},{"make":"YAMAHA","model":"WR R 250","cc":null,"notes":null,"years":"2015–2016"},{"make":"YAMAHA","model":"WRF 250","cc":null,"notes":null,"years":"2015–2016"},{"make":"YAMAHA","model":"YZ 250F","cc":null,"notes":null,"years":"2014–2018"},{"make":"YAMAHA","model":"YZ 250FX","cc":null,"notes":null,"years":"2015–2017"},{"make":"YAMAHA","model":"YZF 250","cc":null,"notes":null,"years":"2014–2015"}],"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-80mm-2014-2018-yamaha-yzf250-2015-2018-wrf250-270-works-cylinder-21","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/1ce0a246e1aa:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/1ce0a246e1aa: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."]}}