{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"c6aba3c3eabd","name":"PISTON KIT 06-13 YFZ450 94 B, FORGED WOSSNER 8784DB","sku":"56-W250.B.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":224.89,"formatted":"£224.89"},"summary":"Wossner forged piston kit with a 95.01mm bore and 94.96mm diameter. Manufactured in Germany, this piston offers superior strength and design, ensuring optimal heat transfer to cylinder walls. Its elliptical design provides a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Features forged construction for superior strength, optimized heat transfer for efficient combustion, and an elliptical design for uniform load distribution. Specifications include a bore of 95.01mm, diameter of 94.96mm, display of 449 cm³, stroke of 63.40mm, clearance of 0.05mm, Wossner compression ratio of 11.60:1, OEM compression ratio of 11.40:1, dome volume of -8.50 cm³, and compression height of 25.10mm. Cross-reference OEM part numbers include Wossner Piston Yamaha YFZ450 (PN# 8784DB), Lock P/N: CW20, Pin P/N: WP029, and Ring Set P/N: 950XDS.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"94mm"},{"label":"Variant Id","value":"255209"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54155_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54155_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54155_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54155_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54155_4.jpg"],"description":"Wossner forged piston kit with a 95.01mm bore and 94.96mm diameter. Manufactured in Germany, this piston offers superior strength and design, ensuring optimal heat transfer to cylinder walls. Its elliptical design provides a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Features forged construction for superior strength, optimized heat transfer for efficient combustion, and an elliptical design for uniform load distribution. Specifications include a bore of 95.01mm, diameter of 94.96mm, display of 449 cm³, stroke of 63.40mm, clearance of 0.05mm, Wossner compression ratio of 11.60:1, OEM compression ratio of 11.40:1, dome volume of -8.50 cm³, and compression height of 25.10mm. Cross-reference OEM part numbers include Wossner Piston Yamaha YFZ450 (PN# 8784DB), Lock P/N: CW20, Pin P/N: WP029, and Ring Set P/N: 950XDS.","descriptionMarkdown":"### Wossner Forged Piston Kit - Precision Engineering for Enhanced Performance\n\nUpgrade your vehicle's engine with this high-performance forged piston kit from Wossner. Engineered in Germany, this piston is designed for superior strength, durability, and optimal thermal management. Its advanced elliptical design ensures uniform load distribution and heat transfer, leading to more efficient combustion and extended engine life.\n\n**Key Features:**\n\n \n- Forged Construction: Provides exceptional strength and resilience under high performance conditions.\n \n- Optimized Heat Transfer: Facilitates efficient heat dissipation to the cylinder walls, contributing to stable engine temperatures and performance.\n \n- Elliptical Piston Design: Promotes a uniform bearing surface, even under thermal expansion, by evenly distributing thrust loads and preventing localized pressure points.\n \n- Precision Manufactured in Germany: Guarantees high quality craftsmanship and adherence to stringent manufacturing standards.\n\n**Technical Specifications:**\n\n \n- Bore: 95.01mm\n \n- Diameter: 94.96mm\n \n- Displacement (cm³): 449\n \n- Stroke (mm): 63.40\n \n- Clearance (mm): 0.05\n \n- Wossner Compression Ratio: 11.60:1\n \n- OEM Compression Ratio: 11.40:1\n \n- Dome Volume (cm³): -8.50\n \n- Compression Height (mm): 25.10\n\n**Included Components:**\n\n \n- Piston\n \n- Lock P/N: CW20\n \n- Pin P/N: WP029\n \n- Ring Set P/N: 950XDS","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YFZ 450","cc":null,"notes":null,"years":"2006–2017"}],"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-06-13-yfz450-94-b-forged-wossner-8784db","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/c6aba3c3eabd:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/c6aba3c3eabd: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."]}}