{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"2389678e9048","name":"PISTON KIT XR400 TRX400 88.00, FORGED WOSSNER 8604D300","sku":"56-W4606+300.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":182.86,"formatted":"£182.86"},"summary":"Wossner forged piston kit with an 88mm bore, designed for Honda XR400R motorcycles and TRX400 series ATVs. Manufactured in Germany, this high-performance piston enhances strength, heat transfer, and durability. The elliptical design ensures uniform bearing surface distribution, reducing localized pressure and preventing piston collapse. Features forged construction for superior strength and durability, optimized heat transfer to cylinder walls, elliptical design for uniform bearing surface under heat expansion, increased compression ratio for improved engine performance, and is made in Germany. Specifications: Bore 88mm (87.94mm actual), Display 397 cm³, Stroke 70.00mm, Clearance 0.06mm, Wossner Compression Ratio 11.00:1, OEM Compression Ratio 10.00:1, Dome Volume +3.20 cm³, Compression Height 26.20mm. Cross-Reference OEM Part Numbers include Wossner Piston 8604D300, Lock CW20, Pin WP052, Ring Set 880XSY, Rod P4021. Weight 446g.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"88mm"},{"label":"Variant Id","value":"255776"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4606_2B300_2EWO/194560de560af9f7.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4606_2B300_2EWO/194560de560af9f7.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4606_2B300_2EWO/55ed0412b3fded22.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4606_2B300_2EWO/5a195906c9ed551a.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4606_2B300_2EWO/f05d2ec608f47479.jpg"],"description":"Wossner forged piston kit with an 88mm bore, designed for Honda XR400R motorcycles and TRX400 series ATVs. Manufactured in Germany, this high-performance piston enhances strength, heat transfer, and durability. The elliptical design ensures uniform bearing surface distribution, reducing localized pressure and preventing piston collapse. Features forged construction for superior strength and durability, optimized heat transfer to cylinder walls, elliptical design for uniform bearing surface under heat expansion, increased compression ratio for improved engine performance, and is made in Germany. Specifications: Bore 88mm (87.94mm actual), Display 397 cm³, Stroke 70.00mm, Clearance 0.06mm, Wossner Compression Ratio 11.00:1, OEM Compression Ratio 10.00:1, Dome Volume +3.20 cm³, Compression Height 26.20mm. Cross-Reference OEM Part Numbers include Wossner Piston 8604D300, Lock CW20, Pin WP052, Ring Set 880XSY, Rod P4021. Weight 446g.","descriptionMarkdown":"### Wossner Forged Piston Kit 88.00mm\n\nThis high-performance Wossner forged piston kit features an 88mm bore and is engineered for enhanced strength, durability, and improved engine performance. Manufactured in Germany, this piston utilizes advanced design principles to optimize heat transfer and ensure uniform bearing surface distribution under heat expansion.\n\n**Key Features:**\n\n \n- Forged Construction: Provides superior strength and exceptional durability for demanding applications.\n \n- Optimized Heat Transfer: Effectively transfers heat to cylinder walls, contributing to efficient engine operation.\n \n- Elliptical Design: Ensures uniform bearing surface distribution, reducing localized pressure and preventing piston collapse during operation.\n \n- Increased Compression Ratio: Achieves an 11.00:1 compression ratio (compared to OEM 10.00:1) for a noticeable boost in engine performance.\n \n- Premium Quality: Made in Germany, ensuring high manufacturing standards and reliability.\n\n**Specifications:**\n\n \n- Bore Size: 88.00mm (actual 87.94mm)\n \n- Displacement: 397 cm&sup3;\n \n- Stroke: 70.00mm\n \n- Piston Clearance: 0.06mm\n \n- Wossner Compression Ratio: 11.00:1\n \n- OEM Compression Ratio: 10.00:1\n \n- Dome Volume: +3.20 cm&sup3;\n \n- Compression Height: 26.20mm","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-xr400-trx400-8800-forged-wossner-8604d300","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/2389678e9048:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/2389678e9048:1"}},"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."]}}