{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"8c7a66ff2d4b","name":"PISTON KIT 06-09 KXF250 77.00, FORGED WOSSNER 8635DB","sku":"56-W210+00B.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":172.51,"formatted":"£172.51"},"summary":"Wossner forged piston kit 8635DB with a 77.00mm 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. Manufactured in Germany. Specifications include bore size 77.01mm, actual bore diameter 76.97mm, displacement 250 cm&sup3;, stroke 53.60mm, clearance 0.04mm, Wossner compression ratio 13.50:1, OEM compression ratio 13.20:1, dome volume -3.40 cm&sup3;, compression height 19.60mm, lock part number CW16, pin part number WP059, ring set part number 770XAS-2, and rod part number P4002.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"77mm"},{"label":"Variant Id","value":"255009"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W210_2B00B_2EWO/f42a516570e9d3a2.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W210_2B00B_2EWO/f42a516570e9d3a2.jpg"],"description":"Wossner forged piston kit 8635DB with a 77.00mm 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. Manufactured in Germany. Specifications include bore size 77.01mm, actual bore diameter 76.97mm, displacement 250 cm&sup3;, stroke 53.60mm, clearance 0.04mm, Wossner compression ratio 13.50:1, OEM compression ratio 13.20:1, dome volume -3.40 cm&sup3;, compression height 19.60mm, lock part number CW16, pin part number WP059, ring set part number 770XAS-2, and rod part number P4002.","descriptionMarkdown":"### Wossner Forged Piston Kit - 77.00mm Bore\n\nThis Wossner forged piston kit is engineered for superior strength and optimal performance in demanding engine applications. The advanced forged construction provides enhanced durability compared to cast pistons, ensuring longevity under high stress. Each piston features an innovative elliptical design, meticulously crafted to maintain a uniform bearing surface even under extreme heat expansion. This unique geometry effectively distributes thrust loads, preventing localized pressure build-up and significantly reducing the risk of piston collapse for reliable engine operation.\n\n**Key Features:**\n\n\t\n- Forged piston construction for maximum strength and durability.\n\t\n- Elliptical design ensures uniform bearing surface and reduces localized pressure.\n\t\n- Optimized heat transfer for efficient combustion and consistent engine performance.\n\t\n- Precision manufactured in Germany for exceptional quality.\n\n**Specifications:**\n\n\t\n- Bore Size: 77.01mm\n\t\n- Actual Bore Diameter: 76.97mm\n\t\n- Displacement: 250 cm&sup3;\n\t\n- Stroke: 53.60mm\n\t\n- Clearance: 0.04mm\n\t\n- Wossner Compression Ratio: 13.50:1\n\t\n- OEM Compression Ratio: 13.20:1\n\t\n- Dome Volume: -3.40 cm&sup3;\n\t\n- Compression Height: 19.60mm\n\t\n- Lock Part Number: CW16\n\t\n- Pin Part Number: WP059\n\t\n- Ring Set Part Number: 770XAS-2\n\t\n- Rod Part Number: P4002","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-06-09-kxf250-7700-forged-wossner-8635db","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/8c7a66ff2d4b:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/8c7a66ff2d4b: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."]}}