{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"aadfdf9ce466","name":"PISTON KIT XT TT SR 500 89.00, FORGED WOSSNER 8505D200","sku":"56-W4045+200","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":231.1,"formatted":"£231.10"},"summary":"Wossner forged piston kit 8505D200 for 4-stroke engines. Features forged construction for enhanced durability and strength, optimized heat transfer for improved performance, and an elliptical design for uniform bearing surface and reduced wear. Specifications include a bore size of 89.00 mm, actual bore of 88.93 mm, stroke of 84.00 mm, clearance of 0.07 mm, compression height of 29.00 mm, dome volume of +13.70 cm&sup3;, and a compression ratio of 9.80:1 (OEM: 9.00:1). Displacement is 449 cm&sup3;. Made in Germany. Wossner Part No.: 8505D200. Lock P/N: CW20. Pin P/N: WP052. Ring Set P/N: 890XSY.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"89mm"},{"label":"Variant Id","value":"255516"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54462_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54462_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54462_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54462_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54462_4.jpg"],"description":"Wossner forged piston kit 8505D200 for 4-stroke engines. Features forged construction for enhanced durability and strength, optimized heat transfer for improved performance, and an elliptical design for uniform bearing surface and reduced wear. Specifications include a bore size of 89.00 mm, actual bore of 88.93 mm, stroke of 84.00 mm, clearance of 0.07 mm, compression height of 29.00 mm, dome volume of +13.70 cm&sup3;, and a compression ratio of 9.80:1 (OEM: 9.00:1). Displacement is 449 cm&sup3;. Made in Germany. Wossner Part No.: 8505D200. Lock P/N: CW20. Pin P/N: WP052. Ring Set P/N: 890XSY.","descriptionMarkdown":"### Wossner Forged Piston Kit for Yamaha XT, TT, SR 500\n\nEnhance the performance and durability of your 4-stroke motorcycle with this Wossner forged piston kit. Precision manufactured in Germany, this piston is engineered for superior strength and efficient heat transfer, crucial for demanding engine conditions. The innovative elliptical design ensures an even distribution of load across the piston's surface, which reduces localized pressure points and helps prevent piston collapse for extended engine life.\n\n#### Key Features:\n\n\t\n- Forged Construction: Provides exceptional durability and strength over cast pistons.\n\t\n- Optimized Heat Transfer: Improves engine cooling and overall performance efficiency.\n\t\n- Elliptical Design: Creates a uniform bearing surface, reducing wear and promoting smoother operation.\n\t\n- High Performance: Designed to meet the needs of performance-oriented 4-stroke engines.\n\n#### Specifications:\n\n\t\n- Bore Size: 89.00 mm\n\t\n- Actual Bore: 88.93 mm\n\t\n- Stroke: 84.00 mm\n\t\n- Clearance: 0.07 mm\n\t\n- Compression Height: 29.00 mm\n\t\n- Dome Volume: +13.70 cm&sup3;\n\t\n- Compression Ratio: 9.80:1 (compared to OEM 9.00:1)\n\t\n- Displacement: 449 cm&sup3;\n\t\n- Manufacturing Origin: Germany\n\n#### Kit Components & Cross-References:\n\n\t\n- Wossner Part Number: 8505D200\n\t\n- Includes Lock Ring Part Number: CW20\n\t\n- Includes Piston Pin Part Number: WP052\n\t\n- Includes Ring Set Part Number: 890XSY","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-xt-tt-sr-500-8900-forged-wossner-8505d200","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/aadfdf9ce466:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/aadfdf9ce466:1"}},"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."]}}