{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e2387cda6e59","name":"CYLINDER FULL KIT 90mm 11-15 KTM SX-F XC-F 350 ATHENA P400270100005 365CC BIG BORE (PISTON INCLUDED)","sku":"56-K152.90.CKA","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":684,"formatted":"£684.00"},"summary":"ATHENA Big Bore Cylinder Kit 90mm 365cc. This kit features a high-quality aluminum cylinder with an increased bore diameter of 90.00mm, a complete piston with pin and rings, and all necessary gaskets. The cylinder is coated with Athena's proprietary motor-nicksil, a nickel-silicon coating designed for smoothness and wear resistance. Engineered in Italy, these kits are developed to withstand high temperatures, pressures, and stresses, validated through rigorous testing. The kit increases performance along the power curve while maintaining the reliability of original components. Installation requires no modifications to the engine crankcase. Technical features include a bore diameter of 90.00mm, a compression ratio of 14.0:1, a displacement of 365cc, and a net weight of 1.71kg. Part number 56-K152.90.KIT.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinder Kits"},{"label":"General Size","value":"90mm"},{"label":"Variant Id","value":"252944"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K152_2E90_2ECKA/f6d751ea9407041b.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K152_2E90_2ECKA/f6d751ea9407041b.jpg"],"description":"ATHENA Big Bore Cylinder Kit 90mm 365cc. This kit features a high-quality aluminum cylinder with an increased bore diameter of 90.00mm, a complete piston with pin and rings, and all necessary gaskets. The cylinder is coated with Athena's proprietary motor-nicksil, a nickel-silicon coating designed for smoothness and wear resistance. Engineered in Italy, these kits are developed to withstand high temperatures, pressures, and stresses, validated through rigorous testing. The kit increases performance along the power curve while maintaining the reliability of original components. Installation requires no modifications to the engine crankcase. Technical features include a bore diameter of 90.00mm, a compression ratio of 14.0:1, a displacement of 365cc, and a net weight of 1.71kg. Part number 56-K152.90.KIT.","descriptionMarkdown":"### Athena Big Bore Cylinder Kit 90mm 365cc (Piston Included)\n\n Enhance your motorcycle's performance with the Athena Big Bore Cylinder Kit. This high-quality kit features a cylinder with an increased bore diameter of 90mm, boosting displacement to 365cc. All components are engineered in Italy by Athena's dedicated R&D department, utilizing cutting-edge tools and extensive know-how.\n\n The cylinder is coated with Athena's proprietary 'motor-nicksil', a nickel-silicon coating designed for exceptional smoothness and wear resistance. Athena's Big Bore Kits are globally recognized for delivering increased performance across the power curve while maintaining the reliability of original components.\n\n This comprehensive kit includes:\n\n \n- An aluminum cylinder with an increased bore (90mm).\n \n- A complete piston assembly, including piston pin and rings.\n \n- All necessary gaskets for installation.\n\n Each part in this kit is rigorously developed to withstand extreme temperatures, pressures, and stresses, validated through extensive bench and road testing by Athena technicians. Importantly, this cylinder kit can be installed without requiring any modifications to the engine crankcase.\n\n **Technical Specifications:**\n\n \n- Bore Diameter: 90.00 mm\n \n- Compression Ratio: 14.0:1\n \n- Displacement: 365 cc\n \n- Net Weight: 1.71 kg\n\n **Important Note:** All Athena products must be used in compliance with the specific national regulations of the country where they are marketed or sold. Athena is not responsible for any improper use.","weightGrams":null,"fitments":[{"make":"HUSQVARNA","model":"FC 350","cc":null,"notes":null,"years":"2014–2015"},{"make":"HUSQVARNA","model":"FE 350","cc":null,"notes":null,"years":"2014–2016"},{"make":"KTM","model":"350 EXC-F","cc":null,"notes":null,"years":"2012–2016"},{"make":"KTM","model":"350 EXC-F SIX DAYS","cc":null,"notes":null,"years":"2013–2016"},{"make":"KTM","model":"350 FREERIDE","cc":null,"notes":null,"years":"2013–2014"},{"make":"KTM","model":"350 SX-F","cc":null,"notes":null,"years":"2011–2015"},{"make":"KTM","model":"350 XC-F","cc":null,"notes":null,"years":"2011–2015"},{"make":"KTM","model":"350 XCF-W","cc":null,"notes":null,"years":"2012–2016"}],"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-90mm-11-15-ktm-sx-f-xc-f-350-athena-p400270100005-365cc-big-bo","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e2387cda6e59:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e2387cda6e59:1"}},"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."]}}