{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"b6de0693d601","name":"PISTON KIT 05-09 CR250 66.40 A, WOSSNER 8171DA HONDA MX","sku":"56-W860+00A.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":144.97,"formatted":"£144.97"},"summary":"Wossner piston kit with 66.40 mm bore size. Forged piston design for superior strength and performance. Engineered for optimal combustion chamber heat transfer with elliptical geometry to ensure even thrust load distribution and resist piston collapse during thermal expansion. Manufactured in Germany. Specifications: Bore 66.40 mm, actual diameter 66.34 mm, clearance 0.06 mm, compression height 38.00 mm, displacement 249 cm³, stroke 72.00 mm. Cross-reference OEM part numbers: 13110-KSK-730, 13120-KSK-730, 13121-KSK-732, 13111-KSK-730, 90601-430-000, 09104866.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"66.40mm"},{"label":"Variant Id","value":"258094"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W860_2B00A_2EWO/a88cf20044eea1b7.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W860_2B00A_2EWO/a88cf20044eea1b7.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W860_2B00A_2EWO/e72a4bb7aff8b224.jpg"],"description":"Wossner piston kit with 66.40 mm bore size. Forged piston design for superior strength and performance. Engineered for optimal combustion chamber heat transfer with elliptical geometry to ensure even thrust load distribution and resist piston collapse during thermal expansion. Manufactured in Germany. Specifications: Bore 66.40 mm, actual diameter 66.34 mm, clearance 0.06 mm, compression height 38.00 mm, displacement 249 cm³, stroke 72.00 mm. Cross-reference OEM part numbers: 13110-KSK-730, 13120-KSK-730, 13121-KSK-732, 13111-KSK-730, 90601-430-000, 09104866.","descriptionMarkdown":"### Wossner Piston Kit for Honda CR250R\n\nThis Wossner piston kit is precision-engineered for high-performance two-stroke engines. Manufactured in Germany, it is designed to offer superior strength and optimal thermal management. The innovative elliptical piston design ensures uniform load distribution, significantly reducing the risk of piston collapse even under demanding high-temperature operating conditions.\n\n### Key Features:\n\n\t\n- Forged piston design for enhanced strength and performance.\n\t\n- Engineered for optimal combustion chamber heat transfer.\n\t\n- Elliptical geometry promotes even thrust load distribution.\n\t\n- Resists piston collapse during thermal expansion for increased durability.\n\t\n- Manufactured to exacting standards in Germany.\n\n### Specifications:\n\n\t\n- Bore: 66.40 mm\n\t\n- Actual Diameter: 66.34 mm\n\t\n- Clearance: 0.06 mm\n\t\n- Compression Height: 38.00 mm\n\t\n- Displacement: 249 cm&sup3;\n\t\n- Stroke: 72.00 mm\n\t\n- Wossner Compression Ratio: 2-stroke\n\t\n- OEM Compression Ratio: 2-stroke","weightGrams":null,"fitments":[],"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-05-09-cr250-6640-a-wossner-8171da-honda-mx","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/b6de0693d601:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/b6de0693d601:1"}},"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."]}}