{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"2526a6261fd8","name":"CYLINDER FULL KIT 78mm KAWASAKI KX 250 2025-26, ATHENA P400250100031 STD BORE, (Piston included)","sku":"56-K315.78.CKA","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":554.76,"formatted":"£554.76"},"summary":"ATHENA Standard Bore Cylinder Kit Ø 78 mm, 250 cc - P400250100031 Includes Piston. Restore the original performance of your engine with the Athena Standard Bore Cylinder Kit, engineered for reliability, durability, and precision manufacturing. This kit is the perfect solution for riders who want to rebuild their engine to OEM specifications without compromising on quality. The kit includes a high-silicon aluminum alloy cylinder for optimal heat dissipation and wear resistance. It also includes a high-performance forged piston, CNC-machined for tight tolerances and coated with molybdenum disulfide to reduce friction and noise. Wrist pin and circlips are made from aerospace-grade materials for smooth operation and long-lasting durability. A complete gasket set is included, featuring a laser-cut MLS (Multi-layer Steel) head gasket for perfect sealing under extreme pressure and temperature conditions. The Athena Standard Bore Cylinder Kit is designed to meet OEM specifications, ensuring easy and secure installation without modifications. Ideal for major maintenance or professional engine rebuilds. Backed by Athena's racing experience and partnerships with leading manufacturers, this kit guarantees consistent performance and extended lifespan, even under demanding riding conditions. Technical features: Bore Diameter (mm) 78.00, Displacement (cc) 249.","attributes":[],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K315_2E78_2ECKA/47d954a44c657bff.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K315_2E78_2ECKA/47d954a44c657bff.jpg"],"description":"ATHENA Standard Bore Cylinder Kit Ø 78 mm, 250 cc - P400250100031 Includes Piston. Restore the original performance of your engine with the Athena Standard Bore Cylinder Kit, engineered for reliability, durability, and precision manufacturing. This kit is the perfect solution for riders who want to rebuild their engine to OEM specifications without compromising on quality. The kit includes a high-silicon aluminum alloy cylinder for optimal heat dissipation and wear resistance. It also includes a high-performance forged piston, CNC-machined for tight tolerances and coated with molybdenum disulfide to reduce friction and noise. Wrist pin and circlips are made from aerospace-grade materials for smooth operation and long-lasting durability. A complete gasket set is included, featuring a laser-cut MLS (Multi-layer Steel) head gasket for perfect sealing under extreme pressure and temperature conditions. The Athena Standard Bore Cylinder Kit is designed to meet OEM specifications, ensuring easy and secure installation without modifications. Ideal for major maintenance or professional engine rebuilds. Backed by Athena's racing experience and partnerships with leading manufacturers, this kit guarantees consistent performance and extended lifespan, even under demanding riding conditions. Technical features: Bore Diameter (mm) 78.00, Displacement (cc) 249.","descriptionMarkdown":"### Athena Standard Bore Cylinder Kit for Kawasaki KX 250\n\nRestore your Kawasaki KX 250 engine to its original performance with the Athena Standard Bore Cylinder Kit. This comprehensive kit is meticulously engineered for reliability, durability, and precision, making it the ideal solution for engine rebuilds to OEM specifications.\n\n**Key Features:**\n\n \n- High-silicon aluminum alloy cylinder designed for optimal heat dissipation and superior wear resistance.\n \n- Forged, high-performance piston with CNC machining for tight tolerances.\n \n- Molybdenum disulfide piston coating reduces friction and noise for smoother operation.\n \n- Aerospace-grade wrist pin and circlips ensure smooth operation and long-lasting durability.\n \n- Complete gasket set includes a laser-cut MLS (Multi-layer Steel) head gasket for perfect sealing under extreme conditions.\n \n- Designed for easy installation and a secure fit, meeting OEM specifications.\n\n**Technical Specifications:**\n\n \n- Bore Diameter: 78.00 mm\n \n- Displacement: 249 cc\n\nThis Athena cylinder kit is backed by extensive racing experience and partnerships with leading manufacturers, guaranteeing consistent performance and an extended lifespan, even under demanding riding conditions.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/cylinder-full-kit-78mm-kawasaki-kx-250-2025-26-athena-p400250100031-std-bore-pis","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/2526a6261fd8:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/2526a6261fd8:1"}},"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."]}}