{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"9fd132c56f1b","name":"CYLINDER KIT 17-18 KX250F 80, WORKS CYLINDER 31012-K01 BIG BORE, KX250F KAWASAKI","sku":"56-K193.80.CKW","brand":"Cylinder Works","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":712.87,"formatted":"£712.87"},"summary":"+3mm Big Bore Cylinder Kit designed for the 2017 Kawasaki KX250F. This ready-to-install, direct bolt-on kit increases displacement to 270cc and includes a matched Vertex piston for improved durability, performance, and reduced engine noise. Nickel Silicon Carbide plating ensures longevity, and no replating is required. Features: Direct bolt-on replacement with no replating required. Increases displacement to 270cc with a 13.7:1 compression ratio. Nickel Silicon Carbide plated for extended durability. Includes matched Vertex piston for optimized performance. Comes complete with all necessary components for installation. Replacement Vertex piston, rings, clips, and pins available separately. Manufactured in the U.S.A. Specifications: Part Number: 31012-K01. Bore Size: 80mm (+3mm). Displacement: 270cc. Compression Ratio: 13.7:1. Uses Vertex Piston #24237. Included Items: (1) Cylinder. (1) Piston kit. (1) Top-end gasket kit. (1) Piston pin. (2) Circlips. (1) Ring set.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinder Kits"},{"label":"General Size","value":"80mm"},{"label":"Variant Id","value":"283274"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K193_2E80_2ECKW/791edbf97c7ac16c.png","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K193_2E80_2ECKW/791edbf97c7ac16c.png"],"description":"+3mm Big Bore Cylinder Kit designed for the 2017 Kawasaki KX250F. This ready-to-install, direct bolt-on kit increases displacement to 270cc and includes a matched Vertex piston for improved durability, performance, and reduced engine noise. Nickel Silicon Carbide plating ensures longevity, and no replating is required. Features: Direct bolt-on replacement with no replating required. Increases displacement to 270cc with a 13.7:1 compression ratio. Nickel Silicon Carbide plated for extended durability. Includes matched Vertex piston for optimized performance. Comes complete with all necessary components for installation. Replacement Vertex piston, rings, clips, and pins available separately. Manufactured in the U.S.A. Specifications: Part Number: 31012-K01. Bore Size: 80mm (+3mm). Displacement: 270cc. Compression Ratio: 13.7:1. Uses Vertex Piston #24237. Included Items: (1) Cylinder. (1) Piston kit. (1) Top-end gasket kit. (1) Piston pin. (2) Circlips. (1) Ring set.","descriptionMarkdown":"### Cylinder Works Big Bore Cylinder Kit for Kawasaki KX250F\n\nUpgrade your 2017 Kawasaki KX250F with this +3mm Big Bore Cylinder Kit from Cylinder Works. Designed for a direct bolt-on installation, this kit significantly increases your engine's displacement to 270cc, enhancing performance and durability. The Nickel Silicon Carbide plating ensures exceptional longevity, and the kit includes a precisely matched Vertex piston for optimal power delivery and reduced engine noise.\n\n**Key Features:**\n\n\t\n- Increases displacement to 270cc for more power.\n\t\n- Features a 13.7:1 compression ratio for enhanced performance.\n\t\n- Durable Nickel Silicon Carbide plated cylinder.\n\t\n- Includes a matched Vertex piston for superior durability and performance.\n\t\n- Direct bolt-on design eliminates the need for replating.\n\t\n- Manufactured in the U.S.A.\n\t\n- Replacement Vertex piston, rings, clips, and pins are available separately.\n\n**Specifications:**\n\n\t\n- Bore Size: 80mm (+3mm)\n\t\n- Displacement: 270cc\n\t\n- Compression Ratio: 13.7:1\n\t\n- Compatible Vertex Piston: #24237\n\n**Included Components:**\n\n\t\n- Cylinder\n\t\n- Piston Kit\n\t\n- Top-end Gasket Kit\n\t\n- Piston Pin\n\t\n- Circlips (2)\n\t\n- Ring Set","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 250F","cc":null,"notes":null,"years":"2017–2019"}],"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-17-18-kx250f-80-works-cylinder-31012-k01-big-bore-kx250f-kawasaki","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/9fd132c56f1b:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/9fd132c56f1b: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."]}}