{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"6be0b5c0c264","name":"PISTON KIT 15-16 KX250F 77 C, 8921DC WOSSNER KAWASAKI, KXF250","sku":"56-W331.C.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":172.14,"formatted":"£172.14"},"summary":"Wossner forged piston kit with a 77.02mm bore. This piston features a forged construction for increased strength and reliability, optimized heat transfer for efficient combustion, and an elliptical design for uniform bearing surface and even thrust load distribution. Manufactured in Germany for high performance and durability. Specifications include a bore size of 77.02mm, 0.05mm clearance, OEM compression ratio, -2.43 cm³ dome volume, 19.80mm compression height, 53.60mm stroke, 249 cm³ displacement, and a theoretical weight of 139.00g. Wossner part number 8921DC.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"77mm"},{"label":"Variant Id","value":"255327"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W331_2EC_2EWO/bfd5ebc0fd279dae.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W331_2EC_2EWO/bfd5ebc0fd279dae.jpg"],"description":"Wossner forged piston kit with a 77.02mm bore. This piston features a forged construction for increased strength and reliability, optimized heat transfer for efficient combustion, and an elliptical design for uniform bearing surface and even thrust load distribution. Manufactured in Germany for high performance and durability. Specifications include a bore size of 77.02mm, 0.05mm clearance, OEM compression ratio, -2.43 cm³ dome volume, 19.80mm compression height, 53.60mm stroke, 249 cm³ displacement, and a theoretical weight of 139.00g. Wossner part number 8921DC.","descriptionMarkdown":"### Wossner Forged Piston Kit 77.02mm Bore\n\nEnhance your motorcycle's performance and durability with this Wossner forged piston kit. Engineered with precision in Germany, this piston features an advanced elliptical design that promotes uniform bearing surface expansion. This intelligent design minimizes localized pressure and prevents piston collapse, even under extreme heat conditions, ensuring optimal performance and longevity.\n\n#### Key Features:\n\n\t\n- Forged Construction: Provides superior strength and reliability over cast pistons.\n\t\n- Optimized Heat Transfer: Promotes efficient combustion and helps manage engine temperatures.\n\t\n- Elliptical Design: Ensures even thrust load distribution and uniform bearing surface for reduced wear.\n\t\n- High-Quality Manufacturing: Made in Germany to exacting standards for performance and durability.\n\n#### Specifications:\n\n\t\n- Bore Size: 77.02mm\n\t\n- Clearance: 0.05mm\n\t\n- Dome Volume: -2.43 cm&sup3;\n\t\n- Compression Height: 19.80mm\n\t\n- Stroke: 53.60mm\n\t\n- Displacement: 249 cm&sup3;\n\t\n- Theoretical Weight: 139.00g\n\t\n- Wossner Part Number: 8921DC","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 250F","cc":null,"notes":null,"years":"2015–2016"}],"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-15-16-kx250f-77-c-8921dc-wossner-kawasaki-kxf250","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/6be0b5c0c264:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/6be0b5c0c264:1"}},"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."]}}