{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"16d408a43ca9","name":"PISTON KIT 16-22 SXF250 78mm KTM HC HIGH COMPRESSION WOSSNER 8924DC","sku":"56-W265.C.WO.HC","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":11,"price":{"amount":220.73,"formatted":"£220.73"},"summary":"Wossner 8924DC high compression piston kit for 249cc engines. Bore size 78.02mm, piston size 77.97mm. Includes lock part number CW16, pin part number WP070, and ring set part number RIK78.00. Features Wossner forged piston design for superior strength and heat transfer. Elliptically designed for uniform bearing surface and even thrust load distribution. Made in Germany. Hub stroke 52.30mm, clearance 0.05mm. Compression ratio 14.50:1, OEM compression ratio 13.90:1. Dome volume -0.94cm3. Compression height 19.50mm. Theoretical weight 135.00g.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"78mm"},{"label":"Variant Id","value":"255319"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W265_2EC_2EWO_2EHC/ad7cc9f1736911a6.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W265_2EC_2EWO_2EHC/ad7cc9f1736911a6.jpg"],"description":"Wossner 8924DC high compression piston kit for 249cc engines. Bore size 78.02mm, piston size 77.97mm. Includes lock part number CW16, pin part number WP070, and ring set part number RIK78.00. Features Wossner forged piston design for superior strength and heat transfer. Elliptically designed for uniform bearing surface and even thrust load distribution. Made in Germany. Hub stroke 52.30mm, clearance 0.05mm. Compression ratio 14.50:1, OEM compression ratio 13.90:1. Dome volume -0.94cm3. Compression height 19.50mm. Theoretical weight 135.00g.","descriptionMarkdown":"### Wossner High Compression Piston Kit for KTM SXF250\n\nUpgrade your KTM SXF250's performance with this high-quality Wossner Piston Kit. Engineered for superior strength and optimal combustion, this kit is designed to deliver a noticeable power increase and enhanced engine efficiency.\n\n#### Key Features:\n\n \n- Superior Strength and Design: Wossner forged pistons are renowned for their robust construction and advanced engineering.\n \n- Optimized Heat Transfer: The piston is meticulously designed to facilitate efficient transfer of combustion chamber heat to the cylinder walls, promoting better engine cooling and longevity.\n \n- Elliptical Design: Features an elliptical profile that ensures a uniform bearing surface even under extreme heat expansion. This design effectively eliminates localized pressure, distributes thrust loads evenly, and prevents piston collapse for consistent performance.\n \n- High Compression Ratio: Offers an increased compression ratio of 14.50:1 compared to the OEM's 13.90:1, leading to improved power output.\n \n- Precision Engineering: Manufactured in Germany to exacting standards for reliable and durable performance.\n \n- Complete Kit: Includes piston, lock ring (CW16), pin (WP070), and ring set (RIKT78.00) for a comprehensive upgrade.\n\n#### Technical Specifications:\n\n \n- Bore Size: 78.02mm\n \n- Piston Size: 77.97mm\n \n- Clearance: 0.05mm\n \n- Dome Volume: -0.94cm3\n \n- Compression Height: 19.50mm\n \n- Theoretical Weight: 135.00g\n \n- Engine Displacement: 249cm3\n \n- Hub Stroke: 52.30mm","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-sxf250-78mm-ktm-hc-high-compression-wossner-8924dc","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/16d408a43ca9:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/16d408a43ca9:1"}},"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."]}}