{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"c9d0ae2e30da","name":"PISTON KIT 98-01 YFM600 97.50, FORGED WOSSNER 8501D250","sku":"56-W4797+250.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":220.78,"formatted":"£220.78"},"summary":"Wossner 97.50mm forged piston kit. Forged construction for enhanced strength and longevity. Engineered for optimal heat transfer for improved engine performance. 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. Bore Size: 97.50mm. Actual Bore Diameter: 97.43mm. Displacement: 595 cm&sup3;. Stroke: 84.00mm. Clearance: 0.07mm. Wossner Compression Ratio: 10.70:1. OEM Compression Ratio: 8.50:1. Dome Volume: -0.50 cm&sup3;. Compression Height: 28.00mm. Lock Part Number: CW22. Pin Part Number: WP009. Ring Set Part Number: 975XSY.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"97.5mm"},{"label":"Variant Id","value":"256108"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock55054_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock55054_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock55054_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock55054_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock55054_4.jpg"],"description":"Wossner 97.50mm forged piston kit. Forged construction for enhanced strength and longevity. Engineered for optimal heat transfer for improved engine performance. 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. Bore Size: 97.50mm. Actual Bore Diameter: 97.43mm. Displacement: 595 cm&sup3;. Stroke: 84.00mm. Clearance: 0.07mm. Wossner Compression Ratio: 10.70:1. OEM Compression Ratio: 8.50:1. Dome Volume: -0.50 cm&sup3;. Compression Height: 28.00mm. Lock Part Number: CW22. Pin Part Number: WP009. Ring Set Part Number: 975XSY.","descriptionMarkdown":"### Wossner 97.50mm Forged Piston Kit\n\nUpgrade your engine's performance and reliability with the Wossner 97.50mm forged piston kit. Engineered for superior strength and durability, this piston is designed to withstand the demands of high-performance applications. Its advanced construction ensures optimal heat transfer, leading to more efficient combustion chamber cooling and improved engine operation.\n\nThe unique elliptical design of this piston is crucial for maintaining a uniform bearing surface. This feature significantly reduces localized pressure points and evenly distributes thrust loads, effectively preventing piston collapse and extending the life of your engine components. Manufactured to exacting standards in Germany, this Wossner piston guarantees precision, quality, and dependable performance.\n\n### Key Features:\n\n\t\n- Forged Construction: Provides exceptional strength and longevity for demanding use.\n\t\n- Optimized Heat Transfer: Enhances cooling efficiency within the combustion chamber for better performance.\n\t\n- Elliptical Design: Prevents piston collapse and ensures uniform load distribution for reduced wear.\n\t\n- German Engineering: Manufactured in Germany, ensuring high-quality standards and reliability.\n\n### Specifications:\n\n\t\n- Bore Size: 97.50mm\n\t\n- Actual Bore Diameter: 97.43mm\n\t\n- Displacement: 595 cm&sup3;\n\t\n- Stroke: 84.00mm\n\t\n- Clearance: 0.07mm\n\t\n- Wossner Compression Ratio: 10.70:1\n\t\n- OEM Compression Ratio: 8.50:1\n\t\n- Dome Volume: -0.50 cm&sup3;\n\t\n- Compression Height: 28.00mm\n\t\n- Lock Part Number: CW22\n\t\n- Pin Part Number: WP009\n\t\n- Ring Set Part Number: 975XSY","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-98-01-yfm600-9750-forged-wossner-8501d250","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/c9d0ae2e30da:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/c9d0ae2e30da: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."]}}