{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"85adde2161a7","name":"PISTON KIT 05-18 KTM 250 66.40, WOSSNER PISTON KIT 8169DB","sku":"56-W214.B.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":4,"price":{"amount":144.68,"formatted":"£144.68"},"summary":"Wossner forged piston kit with a 66.40mm bore size. This piston kit is engineered for superior strength and optimal heat transfer, featuring an elliptical design to ensure uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Includes a hard Teflon skirt coating for an optimal fit and improved conformability to the cylinder bore. Bore Size: 66.41mm, Actual Bore Diameter: 66.35mm, Displacement: 249 cm&sup3;, Stroke: 72.00mm, Clearance: 0.06mm, Wossner Compression Ratio: 2-stroke, OEM Compression Ratio: 2-stroke, Compression Height: 38.00mm, Lock Part Number: CW18, Pin Part Number: WP033, Ring Set Part Number: RSB6640 x 2, Rod Part Number: P2023. Cross-reference OEM Part Number: 54830007300 II. Weight: 336g.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"66.4mm"},{"label":"Variant Id","value":"255035"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W214_2EB_2EWO/96c01f54928601b0.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W214_2EB_2EWO/96c01f54928601b0.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W214_2EB_2EWO/8401d1e6143cd3cd.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W214_2EB_2EWO/be300398e26c690f.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W214_2EB_2EWO/c1c27389315b4820.jpg"],"description":"Wossner forged piston kit with a 66.40mm bore size. This piston kit is engineered for superior strength and optimal heat transfer, featuring an elliptical design to ensure uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Includes a hard Teflon skirt coating for an optimal fit and improved conformability to the cylinder bore. Bore Size: 66.41mm, Actual Bore Diameter: 66.35mm, Displacement: 249 cm&sup3;, Stroke: 72.00mm, Clearance: 0.06mm, Wossner Compression Ratio: 2-stroke, OEM Compression Ratio: 2-stroke, Compression Height: 38.00mm, Lock Part Number: CW18, Pin Part Number: WP033, Ring Set Part Number: RSB6640 x 2, Rod Part Number: P2023. Cross-reference OEM Part Number: 54830007300 II. Weight: 336g.","descriptionMarkdown":"### Wossner Forged Piston Kit for High-Performance Engines\n\nThis Wossner forged piston kit is meticulously engineered to deliver exceptional strength and superior performance for demanding engine applications. Designed with precision, it ensures optimal heat transfer and durability, making it an ideal upgrade for riders seeking enhanced power and reliability.\n\n#### Key Features:\n\n\t\n- Forged Construction: Crafted from high-quality forged materials for maximum strength and resistance to extreme engine conditions.\n\t\n- Optimized Heat Transfer: Engineered to efficiently manage heat within the combustion chamber, promoting consistent performance and longevity.\n\t\n- Elliptical Piston Design: Features an elliptical shape that adapts to thermal expansion, ensuring uniform bearing surface, reducing localized pressure, and preventing piston collapse for consistent operation.\n\t\n- Hard Teflon Skirt Coating: The piston skirt is coated with a durable Teflon layer, providing an optimal fit within the cylinder bore, reducing friction, and enhancing wear resistance.\n\n#### Specifications:\n\n\t\n- Bore Size: 66.41mm\n\t\n- Actual Bore Diameter: 66.35mm\n\t\n- Displacement: 249 cm&sup3;\n\t\n- Stroke: 72.00mm\n\t\n- Clearance: 0.06mm\n\t\n- Compression Height: 38.00mm\n\t\n- Lock Part Number: CW18\n\t\n- Pin Part Number: WP033\n\t\n- Ring Set Part Number: RSB6640 x 2\n\t\n- Rod Part Number: P2023","weightGrams":null,"fitments":[{"make":"BETA","model":"RR 250","cc":null,"notes":null,"years":"2013–2018"},{"make":"BETA","model":"RR ENDURO 2T 250","cc":null,"notes":null,"years":"2013–2020"},{"make":"BETA","model":"XTRAINER 250","cc":null,"notes":null,"years":"2018"},{"make":"GAS-GAS","model":"EX 250","cc":null,"notes":null,"years":"2023–2025"},{"make":"GASGAS","model":"EC 250","cc":null,"notes":null,"years":"2021–2025"},{"make":"GASGAS","model":"EX 250","cc":null,"notes":null,"years":"2022"},{"make":"GASGAS","model":"MC 250","cc":null,"notes":null,"years":"2022–2025"},{"make":"HUSABERG","model":"TE 250","cc":null,"notes":null,"years":"2011–2014"},{"make":"HUSQVARNA","model":"TC 250","cc":null,"notes":null,"years":"2014–2021"},{"make":"HUSQVARNA","model":"TC 2T 250","cc":null,"notes":null,"years":"2014–2025"},{"make":"HUSQVARNA","model":"TE 250","cc":null,"notes":null,"years":"2014–2021"},{"make":"HUSQVARNA","model":"TE 250i","cc":null,"notes":null,"years":"2018–2021"},{"make":"HUSQVARNA","model":"TE 250I","cc":null,"notes":null,"years":"2022–2025"},{"make":"HUSQVARNA","model":"TE 2T 250","cc":null,"notes":null,"years":"2014–2017"},{"make":"KTM","model":"250 EXC","cc":null,"notes":null,"years":"2005–2021"},{"make":"KTM","model":"250 EXC TPI","cc":null,"notes":null,"years":"2018–2025"},{"make":"KTM","model":"250 FREERIDE R","cc":null,"notes":null,"years":"2014–2017"},{"make":"KTM","model":"250 SX","cc":null,"notes":null,"years":"2003–2025"},{"make":"KTM","model":"250 XC","cc":null,"notes":null,"years":"2006–2020"},{"make":"KTM","model":"250 XC-W","cc":null,"notes":null,"years":"2006–2020"},{"make":"SHERCO","model":"SE 250","cc":null,"notes":null,"years":"2013–2018"},{"make":"SHERCO","model":"SE R 250","cc":null,"notes":null,"years":"2013–2018"}],"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-05-18-ktm-250-6640-wossner-piston-kit-8169db","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/85adde2161a7:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/85adde2161a7:1"}},"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. 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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."]}}