{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"855580699d37","name":"PISTON KIT 16-22 SXF250 78 HC, HIGH COMPRESSION, WOSSNER 8924DB KTM","sku":"56-W265.B.WO.HC","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":220.73,"formatted":"£220.73"},"summary":"Wossner 8924DB forged piston kit with high compression. Features 78.01mm bore and 77.97mm piston size. Engineered for superior strength, design, and combustion chamber heat transfer. Elliptically designed for uniform bearing surface under heat expansion and even thrust load distribution. Made in Germany. Includes Lock P/N CW16, Pin P/N WP070, and Ring Set P/N RIK78.00. Displacement: 249cc. Stroke: 52.30mm. Clearance: 0.05mm. Wossner compression ratio: 14.50:1. OEM compression ratio: 13.90:1. Dome volume: -0.94cc. Compression height: 19.50mm. Theoretical weight: 135g.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"78mm"},{"label":"Variant Id","value":"255316"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54262_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54262_1.jpg"],"description":"Wossner 8924DB forged piston kit with high compression. Features 78.01mm bore and 77.97mm piston size. Engineered for superior strength, design, and combustion chamber heat transfer. Elliptically designed for uniform bearing surface under heat expansion and even thrust load distribution. Made in Germany. Includes Lock P/N CW16, Pin P/N WP070, and Ring Set P/N RIK78.00. Displacement: 249cc. Stroke: 52.30mm. Clearance: 0.05mm. Wossner compression ratio: 14.50:1. OEM compression ratio: 13.90:1. Dome volume: -0.94cc. Compression height: 19.50mm. Theoretical weight: 135g.","descriptionMarkdown":"### Wossner High Compression Piston Kit for KTM SX-F250\n\nThis high-performance piston kit from Wossner is engineered to enhance the power and efficiency of your KTM SX-F250. Featuring a high compression design, this kit is built with superior strength and advanced engineering for optimal combustion chamber heat transfer and improved performance.\n\n**Key Features:**\n\n \n- Wossner forged pistons offer exceptional strength and advanced design.\n \n- Engineered for superior combustion chamber heat transfer to cylinder walls.\n \n- Elliptical design ensures uniform bearing surface under heat expansion, preventing localized pressure and distributing thrust loads evenly.\n \n- Reduces the risk of piston collapse for increased durability.\n \n- Manufactured in Germany to exacting standards.\n \n- Piston Bore: 77.97mm\n \n- Piston Size: 78.01mm\n \n- Wossner Compression Ratio: 14.50:1\n \n- OEM Compression Ratio: 13.90:1\n \n- Dome Volume: -0.94 cm3\n \n- Compression Height: 19.50mm\n \n- Theoretical Weight: 135.00g","weightGrams":null,"fitments":[{"make":"GAS-GAS","model":"EX F 250","cc":null,"notes":null,"years":"2021–2023"},{"make":"GAS-GAS","model":"MC F 250","cc":null,"notes":null,"years":"2021–2023"},{"make":"HUSQVARNA","model":"FC 250","cc":null,"notes":null,"years":"2016–2022"},{"make":"HUSQVARNA","model":"FE 250","cc":null,"notes":null,"years":"2016–2019"},{"make":"KTM","model":"250 EXC-F","cc":null,"notes":null,"years":"2016–2019"},{"make":"KTM","model":"250 SX-F","cc":null,"notes":null,"years":"2016–2022"},{"make":"KTM","model":"250 XC-F","cc":null,"notes":null,"years":"2016–2021"}],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Pistons & Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/pistons-kits"}],"links":{"page":"https://www.2brosparts.com/products/piston-kit-16-22-sxf250-78-hc-high-compression-wossner-8924db-ktm","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/855580699d37:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/855580699d37:1"}},"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."]}}