{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"688ad04fc46b","name":"PISTON KIT 90-91 CR125 54.00 A, WOSSNER 8107DA HONDA MX","sku":"56-W595+00A.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":115.32,"formatted":"£115.32"},"summary":"Wossner Forged Piston Kit 54.00mm Bore. This kit is engineered for high-performance 2-stroke engines, offering exceptional structural integrity, heat transfer efficiency, and resistance to thermal stress. The elliptical piston profile ensures even load distribution during expansion, helping to prevent piston collapse. Precision-made in Germany. Features include a forged piston for enhanced strength and durability, engineered to maximise combustion chamber heat transfer, and an elliptical profile that ensures a uniform bearing surface under heat expansion. Specifications: Bore Size 54.00mm (Standard), Actual Bore 53.94mm, Compression Height 28.00mm, Clearance 0.06mm, Stroke 54.50mm, Displacement 125 cm³. Cross-Reference OEM Part Numbers: Wossner Piston 8107DA, Ring Set RSB5400, Lock CW15, Pin WP032, Rod P2009, OEM/Aftermarket Cross Reference 13120-KZ4-306, 595M05400.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"54.00 mm"},{"label":"Variant Id","value":"257015"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W595_2B00A_2EWO/8fdea6cee6051a04.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W595_2B00A_2EWO/8fdea6cee6051a04.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W595_2B00A_2EWO/19a79ba1c06582a6.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W595_2B00A_2EWO/3635665c20213f2a.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W595_2B00A_2EWO/0bc1853564d39688.jpg"],"description":"Wossner Forged Piston Kit 54.00mm Bore. This kit is engineered for high-performance 2-stroke engines, offering exceptional structural integrity, heat transfer efficiency, and resistance to thermal stress. The elliptical piston profile ensures even load distribution during expansion, helping to prevent piston collapse. Precision-made in Germany. Features include a forged piston for enhanced strength and durability, engineered to maximise combustion chamber heat transfer, and an elliptical profile that ensures a uniform bearing surface under heat expansion. Specifications: Bore Size 54.00mm (Standard), Actual Bore 53.94mm, Compression Height 28.00mm, Clearance 0.06mm, Stroke 54.50mm, Displacement 125 cm³. Cross-Reference OEM Part Numbers: Wossner Piston 8107DA, Ring Set RSB5400, Lock CW15, Pin WP032, Rod P2009, OEM/Aftermarket Cross Reference 13120-KZ4-306, 595M05400.","descriptionMarkdown":"### Wossner Forged Piston Kit 54.00mm Bore\n\nThis Wossner forged piston kit is engineered for high-performance 2-stroke engines. It offers exceptional structural integrity, heat transfer efficiency, and resistance to thermal stress. The elliptical piston profile ensures even load distribution during expansion, helping to prevent piston collapse. Precision-made in Germany.\n\n### Key Features\n\n- Forged piston for enhanced strength and durability\n\n- Engineered to maximize combustion chamber heat transfer\n\n- Elliptical profile ensures uniform bearing surface under heat expansion\n\n- Suitable for 2-stroke engine performance\n\n- Made in Germany\n\n### Specifications\n\n- Bore Size: 54.00mm (Standard)\n\n- Actual Bore: 53.94mm\n\n- Compression Height: 28.00mm\n\n- Clearance: 0.06mm\n\n- Stroke: 54.50mm\n\n- Displacement: 125 cm³\n\n- Wossner Compression Ratio: 2-stroke\n\n- OEM Compression Ratio: 2-stroke\n\n### Wossner Part Information\n\n- Wossner Piston Part Number: 8107DA\n\n- Ring Set: RSB5400\n\n- Lock: CW15\n\n- Pin: WP032\n\n- Rod: P2009\n\n- OEM Cross Reference: 13120-KZ4-306, 595M05400","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-90-91-cr125-5400-a-wossner-8107da-honda-mx","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/688ad04fc46b:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/688ad04fc46b: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."]}}