{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"fab552254795","name":"PISTON KIT/2 KAW EX650 NINJA, WOSSNER K8721DA-2 3-Ri 2009","sku":"56-W9869.000.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":415.09,"formatted":"£415.09"},"summary":"Wossner K8721DA-2 forged piston kit for 2009 Kawasaki EX650 Ninja. Features PTFE-coated skirts, elliptical design for even load distribution, and enhanced heat transfer. Polished crown surfaces resist detonation. Includes piston pins and clips, designed to use OEM ring sets. Bore size is 84.00mm standard with a measured bore of 83.95mm. Compression ratio is 12.6:1. This kit contains 2 pistons and is made in Germany.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"259005"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9869_2E000_2EWO/4093e95de430a857.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9869_2E000_2EWO/4093e95de430a857.jpg"],"description":"Wossner K8721DA-2 forged piston kit for 2009 Kawasaki EX650 Ninja. Features PTFE-coated skirts, elliptical design for even load distribution, and enhanced heat transfer. Polished crown surfaces resist detonation. Includes piston pins and clips, designed to use OEM ring sets. Bore size is 84.00mm standard with a measured bore of 83.95mm. Compression ratio is 12.6:1. This kit contains 2 pistons and is made in Germany.","descriptionMarkdown":"### Wossner Piston Kit for High-Performance Four-Stroke Engines\n\nUpgrade your engine's performance and durability with the Wossner K8721DA-2 piston kit. Engineered for precision and built to last, these forged pistons are designed for high-compression four-stroke applications.\n\n**Key Features:**\n\n\t\n- Forged high-performance pistons with durable PTFE-coated skirts for reduced friction.\n\t\n- Elliptical piston design ensures even load distribution and optimal thermal expansion.\n\t\n- Enhanced heat transfer capabilities to manage combustion chamber temperatures effectively.\n\t\n- Polished crown surfaces help resist detonation and prevent hot spots within the combustion chamber.\n\t\n- Designed to utilize OEM ring sets for seamless integration.\n\t\n- Includes essential piston pins and clips for a complete installation.\n\n**Specifications:**\n\n\t\n- Bore Size: 84.00mm (Standard)\n\t\n- Measured Bore: 83.95mm\n\t\n- Compression Ratio: 12.6:1\n\t\n- Quantity: 2 pistons included per kit\n\t\n- Manufacturing Origin: Germany\n\n**Kit Components:**\n\n\t\n- Pistons (2)\n\t\n- Piston Pins\n\t\n- Clips\n\t\n- Requires OEM Ring Sets","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"EX NINJA 650","cc":null,"notes":null,"years":"2009"}],"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-kit2-kaw-ex650-ninja-wossner-k8721da-2-3-ri-2009","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/fab552254795:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/fab552254795:1"}},"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."]}}