{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"730e7c0c41bc","name":"PISTON KIT 87-04 KLR650 101.00, FORGED WOSSNER 8523D100","sku":"56-W174_100.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":220.73,"formatted":"£220.73"},"summary":"Wossner forged piston kit with a 101mm bore. Engineered for optimal combustion chamber heat transfer and uniform bearing surface under heat expansion, reducing localized pressure and piston collapse. Manufactured in Germany for durability and precision. Features a forged piston for superior strength and design, optimized heat transfer to cylinder walls, and an elliptical design for uniform bearing surface and even thrust load distribution. Specifications: Bore: 101mm (+1.00mm oversize), Standard size piston (PN# 8523D100), Lock Part Number: CW24, Pin Part Number: WP057, Ring Set Part Number: 1010XSY, Displacement: 651 cm³, Stroke: 83.00mm, Clearance: 0.06mm, Wossner Compression Ratio: 11.00:1, OEM Compression Ratio: 9.50:1, Dome Volume: -24.90 cm³, Compression Height: 29.50mm.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"101mm"},{"label":"Variant Id","value":"254854"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock53800_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock53800_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock53800_2.jpg"],"description":"Wossner forged piston kit with a 101mm bore. Engineered for optimal combustion chamber heat transfer and uniform bearing surface under heat expansion, reducing localized pressure and piston collapse. Manufactured in Germany for durability and precision. Features a forged piston for superior strength and design, optimized heat transfer to cylinder walls, and an elliptical design for uniform bearing surface and even thrust load distribution. Specifications: Bore: 101mm (+1.00mm oversize), Standard size piston (PN# 8523D100), Lock Part Number: CW24, Pin Part Number: WP057, Ring Set Part Number: 1010XSY, Displacement: 651 cm³, Stroke: 83.00mm, Clearance: 0.06mm, Wossner Compression Ratio: 11.00:1, OEM Compression Ratio: 9.50:1, Dome Volume: -24.90 cm³, Compression Height: 29.50mm.","descriptionMarkdown":"### Wossner Forged Piston Kit 101.00mm Bore for KLR650\n\nEnhance your motorcycle's performance and durability with this premium Wossner forged piston kit. Engineered with precision in Germany, this kit features a 101mm bore, offering a +1.00mm oversize for specific engine builds. Wossner pistons are designed for optimal combustion chamber heat transfer, ensuring uniform temperature distribution and preventing localized pressure points. The advanced elliptical design provides a consistent bearing surface, even under extreme heat expansion, which helps to minimize piston collapse and maintain optimal performance.\n\n**Key Features:**\n\n\t\n- Forged piston construction for superior strength and resilience.\n\t\n- Optimized heat transfer capabilities for consistent cylinder wall temperatures.\n\t\n- Elliptical piston design for even thrust load distribution and reduced wear.\n\t\n- Precision manufactured in Germany for exceptional quality and reliability.\n\t\n- Designed to reduce localized pressure and prevent piston collapse under heat.\n\n**Specifications:**\n\n\t\n- Bore Size: 101.00mm (1.00mm Oversize)\n\t\n- Compression Ratio: 11.00:1 (Wossner) / 9.50:1 (OEM)\n\t\n- Dome Volume: -24.90 cm&sup3;\n\t\n- Compression Height: 29.50mm\n\t\n- Stroke: 83.00mm\n\t\n- Piston Clearance: 0.06mm\n\t\n- Displacement: 651 cm&sup3;\n\t\n- Includes Lock Part Number: CW24\n\t\n- Includes Pin Part Number: WP057\n\t\n- Includes Ring Set Part Number: 1010XSY","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-87-04-klr650-10100-forged-wossner-8523d100","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/730e7c0c41bc:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/730e7c0c41bc: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."]}}