{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"94d61491bdb9","name":"PISTON KIT 85-00 XR600R 100.00, FORGED WOSSNER 8574D300","sku":"56-W4577_P12.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":231.1,"formatted":"£231.10"},"summary":"Wossner 100mm forged piston kit for Honda XR600R models. Engineered for optimal combustion chamber heat transfer and uniform load distribution to reduce localized pressure and prevent piston collapse. Features include forged construction for superior strength and durability, optimized heat transfer to cylinder walls, and an elliptical design for a uniform bearing surface under heat expansion. Specifications include Bore Size: 100.00mm (Actual Size: 99.94mm), Wossner Part Number: 8574D300, Lock Part Number: CW24, Pin Part Number: WP023, Ring Set Part Number: 100XSY, 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. Made in Germany.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"100mm"},{"label":"Variant Id","value":"255749"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54695_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54695_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54695_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54695_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54695_4.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54695_5.jpg"],"description":"Wossner 100mm forged piston kit for Honda XR600R models. Engineered for optimal combustion chamber heat transfer and uniform load distribution to reduce localized pressure and prevent piston collapse. Features include forged construction for superior strength and durability, optimized heat transfer to cylinder walls, and an elliptical design for a uniform bearing surface under heat expansion. Specifications include Bore Size: 100.00mm (Actual Size: 99.94mm), Wossner Part Number: 8574D300, Lock Part Number: CW24, Pin Part Number: WP023, Ring Set Part Number: 100XSY, 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. Made in Germany.","descriptionMarkdown":"### Wossner 100mm Forged Piston Kit\n\nEnhance the performance and durability of your motorcycle with this premium Wossner forged piston kit. Engineered in Germany, this kit is designed for optimal combustion and longevity, featuring advanced design elements to withstand high-stress conditions.\n\n#### Key Features:\n\n\t\n- Forged Construction: Offers superior strength and resistance to wear and tear for extended engine life.\n\t\n- Optimized Heat Transfer: Designed to efficiently transfer heat to the cylinder walls, promoting stable engine temperatures.\n\t\n- Elliptical Design: Ensures a uniform bearing surface even under extreme heat expansion, reducing friction and wear.\n\t\n- Even Load Distribution: Precisely engineered to reduce localized pressure points and distribute thrust loads evenly across the piston surface.\n\t\n- Prevents Piston Collapse: The robust design effectively prevents piston collapse under high-performance, high-stress operating conditions.\n\n#### Specifications:\n\n\t\n- Bore Size: 100.00mm (Actual Size: 99.94mm)\n\t\n- Wossner Part Number: 8574D300\n\t\n- Lock Part Number: CW24\n\t\n- Pin Part Number: WP023\n\t\n- Ring Set Part Number: 100XSY\n\t\n- Rod Part Number: P4028\n\t\n- Displacement: 654 cm&sup3;\n\t\n- Stroke: 80.00mm\n\t\n- 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- Manufacturer: Wossner","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-85-00-xr600r-10000-forged-wossner-8574d300","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/94d61491bdb9:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/94d61491bdb9:1"}},"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."]}}