{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"6899cac1e32a","name":"PISTON KIT 88-91 YZ250 68.00, WOSSNER 8134DA YAMAHA MX","sku":"56-W605+000.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":153.35,"formatted":"£153.35"},"summary":"Wossner forged piston kit for Yamaha YZ250 and WR250 models 1988-1991. Features a 68.00 mm bore and 67.94 mm piston diameter. This high-performance 2-stroke engine component offers superior strength, thermal efficiency, and dimensional stability. The elliptical piston profile ensures balanced thrust load distribution. Made in Germany. Bore Size: 68.00 mm, Piston Diameter: 67.94 mm, Engine Displacement: 246 cm³, Stroke: 68.00 mm, Clearance: 0.06 mm, Compression Height: 36.00 mm. Wossner Part Number: 8134DA. Includes lock CW18, pin WP033, and two ring sets RSB6800.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"68.00mm"},{"label":"Variant Id","value":"257072"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W605_2B000_2EWO/5857c43fd32d881a.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W605_2B000_2EWO/5857c43fd32d881a.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W605_2B000_2EWO/af36ed840aeff4b3.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W605_2B000_2EWO/7f1b12232bce9ce3.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W605_2B000_2EWO/67ca322c16271957.jpg"],"description":"Wossner forged piston kit for Yamaha YZ250 and WR250 models 1988-1991. Features a 68.00 mm bore and 67.94 mm piston diameter. This high-performance 2-stroke engine component offers superior strength, thermal efficiency, and dimensional stability. The elliptical piston profile ensures balanced thrust load distribution. Made in Germany. Bore Size: 68.00 mm, Piston Diameter: 67.94 mm, Engine Displacement: 246 cm³, Stroke: 68.00 mm, Clearance: 0.06 mm, Compression Height: 36.00 mm. Wossner Part Number: 8134DA. Includes lock CW18, pin WP033, and two ring sets RSB6800.","descriptionMarkdown":"### Wossner Forged Piston Kit - 68.00mm Bore\n\nEnhance your engine's performance and durability with this Wossner forged piston kit. Engineered for superior strength and thermal efficiency, this high-quality piston is designed for 2-stroke engine applications, offering exceptional dimensional stability. Its advanced elliptical profile ensures balanced thrust load distribution, minimizing stress and improving reliability.\n\n**Key Features:**\n\n\t\n- Forged piston construction for maximum strength and longevity.\n\t\n- Optimized for efficient combustion heat transfer.\n\t\n- Elliptical design promotes uniform bearing surface and balanced pressure.\n\t\n- Precision manufactured in Germany to exacting standards.\n\n**Specifications:**\n\n\t\n- Bore Size: 68.00 mm\n\t\n- Piston Diameter: 67.94 mm\n\t\n- Engine Displacement: 246 cm³\n\t\n- Stroke: 68.00 mm\n\t\n- Clearance: 0.06 mm\n\t\n- Compression Height: 36.00 mm\n\t\n- Compression Ratio: 2-stroke (compatible with Wossner and OEM specifications)\n\n**Wossner Part Identification:**\n\n\t\n- Piston Kit Reference: 8134DA\n\t\n- Lock Ring: CW18\n\t\n- Piston Pin: WP033\n\t\n- Ring Set: RSB6800 (requires two)","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-88-91-yz250-6800-wossner-8134da-yamaha-mx","buyOneNow":null,"basketWithThis":null}},"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."]}}