{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"2330e922f8da","name":"PISTON KIT 87-90 TRX250 68.00, WOSSNER 8189D200 HONDA ATV","sku":"56-W562.P8.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":153.68,"formatted":"£153.68"},"summary":"The Wossner forged piston kit features an 8189D200 part number and a 68 mm bore size (67.94 mm actual). Manufactured in Germany, this piston is designed for optimal combustion chamber heat transfer and uniform bearing surface distribution under expansion, ensuring superior strength and heat resistance. It has an elliptical design for a uniform bearing surface, minimizing localized pressure and distributing thrust loads evenly to prevent piston collapse. This precision-machined piston is suitable for performance applications. Specifications include a 72.00 mm stroke, 0.06 mm clearance, 33.00 mm compression height, 246 cm³ displacement, and a 2-stroke compression ratio with Wossner and OEM. The kit includes lock part number CW18, pin part number WP033, and two ring sets with part number RSB6800.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"68.0mm"},{"label":"Variant Id","value":"256866"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W562_2EP8_2EWO/4d953fce68803328.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W562_2EP8_2EWO/4d953fce68803328.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W562_2EP8_2EWO/f88cd2283ffea796.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W562_2EP8_2EWO/23e0b2312013b5ae.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W562_2EP8_2EWO/b324cbb9afaf1c22.jpg"],"description":"The Wossner forged piston kit features an 8189D200 part number and a 68 mm bore size (67.94 mm actual). Manufactured in Germany, this piston is designed for optimal combustion chamber heat transfer and uniform bearing surface distribution under expansion, ensuring superior strength and heat resistance. It has an elliptical design for a uniform bearing surface, minimizing localized pressure and distributing thrust loads evenly to prevent piston collapse. This precision-machined piston is suitable for performance applications. Specifications include a 72.00 mm stroke, 0.06 mm clearance, 33.00 mm compression height, 246 cm³ displacement, and a 2-stroke compression ratio with Wossner and OEM. The kit includes lock part number CW18, pin part number WP033, and two ring sets with part number RSB6800.","descriptionMarkdown":"### Wossner Forged Piston Kit for Honda Performance ATVs\n\nUpgrade your Honda ATV with the Wossner forged piston kit, engineered for superior performance and exceptional durability. This kit features a precisely machined piston with a 68 mm bore (67.94 mm actual), designed to optimize combustion chamber heat transfer and ensure uniform bearing surface distribution under thermal expansion. Manufactured with high-quality materials and precision engineering in Germany, this Wossner piston is built to withstand the demands of performance applications.\n\n**Key Features:**\n\n \n- Forged construction for enhanced strength and heat resistance.\n \n- Elliptical design creates a uniform bearing surface, reducing localized pressure.\n \n- Evenly distributes thrust loads, preventing piston collapse.\n \n- Precision-machined to meet the needs of high-performance engines.\n \n- Manufactured in Germany to rigorous quality standards.\n\n**Specifications:**\n\n \n- Bore Size: 68 mm (67.94 mm actual)\n \n- Piston Part Number: 8189D200\n \n- Lock Part Number: CW18\n \n- Pin Part Number: WP033\n \n- Ring Set Part Number: RSB6800 x 2\n \n- Displacement: 246 cm³\n \n- Stroke: 72.00 mm\n \n- Clearance: 0.06 mm\n \n- Compression Ratio: 2-stroke (Wossner & OEM)\n \n- Compression Height: 33.00 mm","weightGrams":null,"fitments":[{"make":"HONDA","model":"ATC R 250","cc":null,"notes":null,"years":"1985–1986"},{"make":"HONDA","model":"CR 250R","cc":null,"notes":null,"years":"1984–1985"},{"make":"HONDA","model":"TRX 250","cc":null,"notes":null,"years":"1987–1989"},{"make":"HONDA","model":"TRX 350","cc":null,"notes":null,"years":"2000–2006"},{"make":"HONDA","model":"TRX R 250","cc":null,"notes":null,"years":"1985–1989"}],"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-87-90-trx250-6800-wossner-8189d200-honda-atv","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/2330e922f8da:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/2330e922f8da: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."]}}