{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"5ab12c7d0146","name":"PISTON KIT 92-01 KX250 66.40 A, WOSSNER 8026DA KAWASAKI MX 13001-1373","sku":"56-W617.A.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":144.68,"formatted":"£144.68"},"summary":"Wossner forged piston kit with a 66.40 mm bore size and 66.34 mm piston diameter. Designed for high-performance 2-stroke engines, this kit offers superior strength, durability, and thermal efficiency due to its forged aluminium construction and elliptical design for optimal heat transfer and balanced thrust load distribution. Precision-manufactured in Germany. Specifications include 249 cm³ engine displacement, 72.00 mm stroke, 0.06 mm clearance, 38.00 mm compression height, and a 2-stroke compression ratio. Equivalent OEM part number: 13001-1373. Wossner part number: 8026DA. Includes lock CW18, pin WP033, and two ring sets RSB6640.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"66.40 mm"},{"label":"Variant Id","value":"257122"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock56068_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock56068_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock56068_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock56068_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock56068_4.jpg"],"description":"Wossner forged piston kit with a 66.40 mm bore size and 66.34 mm piston diameter. Designed for high-performance 2-stroke engines, this kit offers superior strength, durability, and thermal efficiency due to its forged aluminium construction and elliptical design for optimal heat transfer and balanced thrust load distribution. Precision-manufactured in Germany. Specifications include 249 cm³ engine displacement, 72.00 mm stroke, 0.06 mm clearance, 38.00 mm compression height, and a 2-stroke compression ratio. Equivalent OEM part number: 13001-1373. Wossner part number: 8026DA. Includes lock CW18, pin WP033, and two ring sets RSB6640.","descriptionMarkdown":"### Wossner Forged Piston Kit 66.40mm Bore for Kawasaki KX250\n\nThis Wossner forged piston kit is engineered for exceptional strength, durability, and thermal efficiency in high-performance 2-stroke engines. Constructed from forged aluminium, this piston features an elliptical design that promotes optimal heat transfer and balanced thrust load distribution under engine expansion. Precision manufactured in Germany, it ensures consistent quality and fit for demanding applications.\n\n### Key Features\n\n \n- Forged Construction: Provides superior strength and wear resistance compared to cast pistons.\n \n- Enhanced Heat Dissipation: Designed to maximize heat transfer from the combustion chamber to the cylinder walls, reducing thermal stress.\n \n- Elliptical Profile: Evenly distributes load, minimizing localized pressure and preventing piston fatigue.\n \n- German Precision Manufacturing: Built to high standards for reliability and performance.\n\n### Specifications\n\n \n- Bore Size: 66.40 mm\n \n- Piston Diameter: 66.34 mm\n \n- Engine Displacement: 249 cm&sup3;\n \n- Stroke: 72.00 mm\n \n- Clearance: 0.06 mm\n \n- Compression Height: 38.00 mm\n \n- Compression Ratio: 2-stroke (Wossner and OEM)","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 250","cc":null,"notes":null,"years":"1992–2004"}],"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-92-01-kx250-6640-a-wossner-8026da-kawasaki-mx-13001-1373","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/5ab12c7d0146:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/5ab12c7d0146:1"}},"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."]}}