{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"a317cf219b22","name":"PISTON KIT 06-09 KXF250 77 HC, FORGED WOSSNER 8686DB","sku":"56-W302+00B.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":17,"price":{"amount":172.51,"formatted":"£172.51"},"summary":"Wossner 77.01mm high-compression forged piston kit for Kawasaki KX250F (2006-2009). Features an elliptical design for uniform bearing surface and even thrust load distribution to prevent piston collapse. Manufactured in Germany. Specifications include a bore size of 77.01mm (76.97mm), 13.9:1 compression ratio, part number 8686DB, lock part number CW16, pin part number WP070, ring set part number 770XAS-2, rod part number P4002, 250 cm&sup3; displacement, 53.60mm stroke, 0.04mm clearance, 13.2:1 OEM compression ratio, -3.40 cm&sup3; dome volume, and 19.60mm compression height.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"77mm"},{"label":"Variant Id","value":"255341"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W302_2B00B_2EWO/8bd3dfab3fbcd9b6.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W302_2B00B_2EWO/8bd3dfab3fbcd9b6.jpg"],"description":"Wossner 77.01mm high-compression forged piston kit for Kawasaki KX250F (2006-2009). Features an elliptical design for uniform bearing surface and even thrust load distribution to prevent piston collapse. Manufactured in Germany. Specifications include a bore size of 77.01mm (76.97mm), 13.9:1 compression ratio, part number 8686DB, lock part number CW16, pin part number WP070, ring set part number 770XAS-2, rod part number P4002, 250 cm&sup3; displacement, 53.60mm stroke, 0.04mm clearance, 13.2:1 OEM compression ratio, -3.40 cm&sup3; dome volume, and 19.60mm compression height.","descriptionMarkdown":"### Wossner Forged High-Compression Piston Kit - 77.01mm Bore\n\nEnhance the performance of your motorcycle with this Wossner forged high-compression piston kit. Engineered for superior strength and optimized combustion, this piston is designed to deliver exceptional results.\n\nThe advanced elliptical design promotes even thrust load distribution, effectively reducing localized pressure and preventing piston collapse, even under extreme operating conditions. This ensures a uniform bearing surface under heat expansion for reliable and consistent performance.\n\n**Key Features:**\n\n\t\n- High-compression forged piston for increased power output.\n\t\n- Optimized heat transfer for improved operational efficiency.\n\t\n- Elliptical design ensures uniform bearing surface during thermal expansion.\n\t\n- Even thrust load distribution to prevent piston collapse.\n\t\n- Precision manufactured in Germany for quality assurance.\n\n**Specifications:**\n\n\t\n- Bore Size: 77.01mm (76.97mm)\n\t\n- Compression Ratio: 13.9:1\n\t\n- Part Number: 8686DB\n\t\n- Lock Part Number: CW16\n\t\n- Pin Part Number: WP070\n\t\n- Ring Set Part Number: 770XAS-2\n\t\n- Rod Part Number: P4002\n\t\n- Displacement: 250 cm&sup3;\n\t\n- Stroke: 53.60mm\n\t\n- Clearance: 0.04mm\n\t\n- OEM Compression Ratio: 13.2:1\n\t\n- Dome Volume: -3.40 cm&sup3;\n\t\n- Compression Height: 19.60mm","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-kxf250-77-hc-forged-wossner-8686db","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/a317cf219b22:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/a317cf219b22:1"}},"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."]}}