{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"ff4edd8f9fb4","name":"PISTON KIT 87-04 KLR650 100.00, FORGED WOSSNER 8523DA 13001-1284","sku":"56-W174.A","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":4,"price":{"amount":220.73,"formatted":"£220.73"},"summary":"Wossner forged piston kit with a 100mm 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. Bore: 100mm. Standard size piston (PN# 8523DA). Lock Part Number: CW24. Pin Part Number: WP057. Ring Set Part Number: 100XSY. Displacement: 651 cm&sup3;. Stroke: 83.00mm. Clearance: 0.06mm. Wossner Compression Ratio: 11.00:1. OEM Compression Ratio: 9.50:1. Dome Volume: -24.90 cm&sup3;. Compression Height: 29.50mm. Cross-Reference OEM Part Number: 13001-1284.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"100mm"},{"label":"Variant Id","value":"254850"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W174_2EA/5d843e45a5ba3d27.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W174_2EA/5d843e45a5ba3d27.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W174_2EA/f5564e47e8e3b6a2.jpg"],"description":"Wossner forged piston kit with a 100mm 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. Bore: 100mm. Standard size piston (PN# 8523DA). Lock Part Number: CW24. Pin Part Number: WP057. Ring Set Part Number: 100XSY. Displacement: 651 cm&sup3;. Stroke: 83.00mm. Clearance: 0.06mm. Wossner Compression Ratio: 11.00:1. OEM Compression Ratio: 9.50:1. Dome Volume: -24.90 cm&sup3;. Compression Height: 29.50mm. Cross-Reference OEM Part Number: 13001-1284.","descriptionMarkdown":"### Wossner Forged Piston Kit - 100mm Bore\n\nUpgrade your engine's performance and durability with this premium forged piston kit from Wossner. Engineered for precision and strength, this kit is designed to optimize combustion and ensure longevity.\n\n**Key Features:**\n\n\t\n- Forged Construction: Offers superior strength and a more robust design compared to cast pistons, enabling higher performance applications.\n\t\n- Optimized Heat Transfer: Designed for efficient heat transfer to the cylinder walls, promoting consistent operating temperatures and reducing the risk of overheating.\n\t\n- Elliptical Design: Features an elliptical piston skirt for uniform bearing surface distribution, which effectively manages thrust loads and minimizes localized pressure points. This helps prevent piston collapse under extreme thermal stress.\n\t\n- Precision Manufacturing: Proudly manufactured in Germany, ensuring the highest standards of quality, accuracy, and reliability.\n\n**Specifications:**\n\n\t\n- Bore Size: 100mm\n\t\n- Standard Size Piston Part Number: 8523DA\n\t\n- Lock Part Number: CW24\n\t\n- Pin Part Number: WP057\n\t\n- Ring Set Part Number: 100XSY\n\t\n- Engine Displacement: 651 cm&sup3;\n\t\n- Stroke: 83.00mm\n\t\n- Piston to Cylinder Clearance: 0.06mm\n\t\n- Wossner Compression Ratio: 11.00:1\n\t\n- Original Equipment Manufacturer (OEM) Compression Ratio: 9.50:1\n\t\n- Dome Volume: -24.90 cm&sup3;\n\t\n- Compression Height: 29.50mm\n\n**Cross-Reference OEM Part Number:**\n\n\t\n- 13001-1284","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KL 650","cc":null,"notes":null,"years":"1987–1989"},{"make":"KAWASAKI","model":"KLR 650","cc":null,"notes":null,"years":"1995–2009"},{"make":"KAWASAKI","model":"KLR TENGAI 650","cc":null,"notes":null,"years":"1987–2007"}],"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-klr650-10000-forged-wossner-8523da-13001-1284","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/ff4edd8f9fb4:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/ff4edd8f9fb4:1"}},"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."]}}