{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"0b6b0afe11ef","name":"PISTON KIT 85-00 XR600R 99.00, FORGED WOSSNER 8574D200","sku":"56-W4577.P8.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":231.1,"formatted":"£231.10"},"summary":"Wossner 99mm forged piston kit. Designed for optimal combustion chamber heat transfer and uniform load distribution, reducing localized pressure and preventing piston collapse. Made in Germany for durability and performance. Features forged construction for superior strength and durability. Optimized heat transfer to cylinder walls. Elliptical design ensures uniform bearing surface under heat expansion. Reduces localized pressure and evenly distributes thrust loads. Prevents piston collapse under high-stress conditions. Specifications include bore size: 99.00mm (actual size: 98.94mm), Wossner part number: 8574D200, lock part number: CW24, pin part number: WP023, ring set part number: 990XSY, rod part number: P4028, displacement: 654 cm³, stroke: 80.00mm, clearance: 0.06mm, compression ratio: 9.30:1, OEM compression ratio: 9.00:1, dome volume: -4.80 cm³, compression height: 29.70mm, and theoretical weight: 348.00g.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"99mm"},{"label":"Variant Id","value":"255748"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54694_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54694_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54694_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54694_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54694_4.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54694_5.jpg"],"description":"Wossner 99mm forged piston kit. Designed for optimal combustion chamber heat transfer and uniform load distribution, reducing localized pressure and preventing piston collapse. Made in Germany for durability and performance. Features forged construction for superior strength and durability. Optimized heat transfer to cylinder walls. Elliptical design ensures uniform bearing surface under heat expansion. Reduces localized pressure and evenly distributes thrust loads. Prevents piston collapse under high-stress conditions. Specifications include bore size: 99.00mm (actual size: 98.94mm), Wossner part number: 8574D200, lock part number: CW24, pin part number: WP023, ring set part number: 990XSY, rod part number: P4028, displacement: 654 cm³, stroke: 80.00mm, clearance: 0.06mm, compression ratio: 9.30:1, OEM compression ratio: 9.00:1, dome volume: -4.80 cm³, compression height: 29.70mm, and theoretical weight: 348.00g.","descriptionMarkdown":"### Wossner Forged Piston Kit for Honda XR600R\n\nThis Wossner forged piston kit is precision engineered for enhanced performance and durability in Honda XR600R models. Crafted in Germany, this kit is designed to optimize combustion chamber heat transfer and ensure uniform load distribution, which helps to reduce localized pressure and prevent piston collapse under demanding conditions.\n\n**Key Features:**\n\n\t\n- Forged construction provides superior strength and longevity.\n\t\n- Designed for optimized heat transfer to cylinder walls for better thermal management.\n\t\n- Features an elliptical design to maintain a uniform bearing surface during heat expansion.\n\t\n- Effectively reduces localized pressure and evenly distributes thrust loads for smoother operation.\n\t\n- Helps to prevent piston collapse in high-stress environments.\n\n**Specifications:**\n\n\t\n- Bore Size: 99.00mm (Actual Size: 98.94mm)\n\t\n- Displacement: 654 cm&sup3;\n\t\n- Stroke: 80.00mm\n\t\n- Piston Clearance: 0.06mm\n\t\n- Compression Ratio: 9.30:1\n\t\n- OEM Compression Ratio: 9.00:1\n\t\n- Dome Volume: -4.80 cm&sup3;\n\t\n- Compression Height: 29.70mm\n\t\n- Theoretical Weight: 348.00g\n\t\n- Wossner Part Number: 8574D200\n\t\n- Lock Part Number: CW24\n\t\n- Pin Part Number: WP023\n\t\n- Ring Set Part Number: 990XSY\n\t\n- Rod Part Number: P4028","weightGrams":null,"fitments":[{"make":"HONDA","model":"XR 600R","cc":null,"notes":null,"years":"1985–2001"}],"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-85-00-xr600r-9900-forged-wossner-8574d200","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/0b6b0afe11ef:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/0b6b0afe11ef: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."]}}