{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"5561e5068f1f","name":"PISTON KIT 03-09 CRF230F 66.50, FORGED WOSSNER 8774D100","sku":"56-W4816+100.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":182.86,"formatted":"£182.86"},"summary":"Wossner 66.50mm forged piston kit is designed for strength and durability. Engineered for optimal heat transfer, it ensures efficient cooling of the combustion chamber. The elliptical design provides a uniform bearing surface, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany for precision and reliability. Features forged construction for enhanced strength and longevity, optimized heat transfer for improved engine performance, and an elliptical design that prevents piston collapse and ensures even load distribution. Bore size is 66.50mm with an actual bore diameter of 66.46mm. Displacement is 230 cm&sup3;, stroke is 66.20mm, and clearance is 0.04mm. Wossner compression ratio is 11.00:1 compared to OEM's 9.00:1. Dome volume is +3.10 cm&sup3; and compression height is 21.20mm. Includes gasket part number D4002, lock part number CW15, pin part number WP011, ring set part number 665XKS, and rod part number P4053. Cross-reference OEM part numbers include 56-W4816+100.WO and Wossner part number 8774D100.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"66.5mm"},{"label":"Variant Id","value":"256157"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4816_2B100_2EWO/bf7fd2108df1e567.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4816_2B100_2EWO/bf7fd2108df1e567.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4816_2B100_2EWO/b12f8e5b229a468b.jpg"],"description":"Wossner 66.50mm forged piston kit is designed for strength and durability. Engineered for optimal heat transfer, it ensures efficient cooling of the combustion chamber. The elliptical design provides a uniform bearing surface, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany for precision and reliability. Features forged construction for enhanced strength and longevity, optimized heat transfer for improved engine performance, and an elliptical design that prevents piston collapse and ensures even load distribution. Bore size is 66.50mm with an actual bore diameter of 66.46mm. Displacement is 230 cm&sup3;, stroke is 66.20mm, and clearance is 0.04mm. Wossner compression ratio is 11.00:1 compared to OEM's 9.00:1. Dome volume is +3.10 cm&sup3; and compression height is 21.20mm. Includes gasket part number D4002, lock part number CW15, pin part number WP011, ring set part number 665XKS, and rod part number P4053. Cross-reference OEM part numbers include 56-W4816+100.WO and Wossner part number 8774D100.","descriptionMarkdown":"### Wossner 66.50mm Forged Piston Kit\n\nThis Wossner forged piston kit is engineered for exceptional strength and durability, designed to optimize engine performance. Its construction promotes superior heat transfer, ensuring efficient cooling of the combustion chamber. The unique elliptical design distributes thrust loads evenly, preventing localized pressure and piston collapse for consistent operation.\n\n**Key Features:**\n\n\t\n- Forged construction for enhanced strength and longevity\n\t\n- Optimized heat transfer for improved engine cooling and performance\n\t\n- Elliptical design to prevent piston collapse and ensure even load distribution\n\t\n- Manufactured in Germany to stringent quality standards\n\n**Specifications:**\n\n\t\n- Bore Size: 66.50mm\n\t\n- Actual Bore Diameter: 66.46mm\n\t\n- Displacement: 230 cm&sup3;\n\t\n- Stroke: 66.20mm\n\t\n- Clearance: 0.04mm\n\t\n- Wossner Compression Ratio: 11.00:1\n\t\n- OEM Compression Ratio: 9.00:1\n\t\n- Dome Volume: +3.10 cm&sup3;\n\t\n- Compression Height: 21.20mm","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-03-09-crf230f-6650-forged-wossner-8774d100","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/5561e5068f1f:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/5561e5068f1f: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."]}}