{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"69f41f988897","name":"PISTON KIT 04-05 CRF250 82.00, FORGED WOSSNER 8587D400","sku":"56-W4829_4.00.A","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":172.51,"formatted":"£172.51"},"summary":"Wossner 82.00mm forged piston kit with an actual bore diameter of 81.95mm and a 249 cm³ displacement. Engineered for optimal heat transfer and 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 include 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. Specifications include a 249 cm³ displacement, 52.20mm stroke, 0.05mm clearance, OEM compression ratio of 12.90:1, -1.00 cm³ dome volume, 18.90mm compression height. Gasket part number D4004, lock part number CW16, pin part number WP059, ring set part number 820XSY-3, and rod part number P4001. Wossner part number 8587D400.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"82mm"},{"label":"Variant Id","value":"256206"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock55152_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock55152_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock55152_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock55152_3.jpg"],"description":"Wossner 82.00mm forged piston kit with an actual bore diameter of 81.95mm and a 249 cm³ displacement. Engineered for optimal heat transfer and 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 include 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. Specifications include a 249 cm³ displacement, 52.20mm stroke, 0.05mm clearance, OEM compression ratio of 12.90:1, -1.00 cm³ dome volume, 18.90mm compression height. Gasket part number D4004, lock part number CW16, pin part number WP059, ring set part number 820XSY-3, and rod part number P4001. Wossner part number 8587D400.","descriptionMarkdown":"### Wossner 82.00mm Forged Piston Kit\n\nThis Wossner forged piston kit is engineered for exceptional strength and durability, designed to enhance your engine's performance and longevity. It features advanced technology for optimal heat transfer, ensuring efficient cooling of the combustion chamber. The unique elliptical design provides a uniform bearing surface, which minimizes localized pressure and distributes thrust loads evenly. This prevents potential piston collapse and contributes to a more reliable engine operation. Manufactured in Germany, this piston kit adheres to high standards of precision and quality.\n\n#### Key Features:\n\n\t\n- Forged construction for superior strength and extended lifespan.\n\t\n- Optimized heat transfer for improved engine efficiency and performance.\n\t\n- Elliptical piston design effectively prevents collapse and ensures even load distribution.\n\t\n- Precision manufacturing standards from Germany ensure reliability.\n\n#### Specifications:\n\n\t\n- Bore Size: 82.00mm\n\t\n- Actual Bore Diameter: 81.95mm\n\t\n- Displacement: 249 cm&sup3;\n\t\n- Stroke: 52.20mm\n\t\n- Clearance: 0.05mm\n\t\n- Wossner Compression Ratio: OEM\n\t\n- OEM Compression Ratio: 12.90:1\n\t\n- Dome Volume: -1.00 cm&sup3;\n\t\n- Compression Height: 18.90mm\n\t\n- Gasket Part Number: D4004\n\t\n- Lock Part Number: CW16\n\t\n- Pin Part Number: WP059\n\t\n- Ring Set Part Number: 820XSY-3\n\t\n- Rod Part Number: P4001","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-04-05-crf250-8200-forged-wossner-8587d400","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/69f41f988897:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/69f41f988897:1"}},"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."]}}