{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"0b8a8c7d3ec0","name":"PISTON KIT MX YZ TY80 49.00, FORGED WOSSNER 8269D200","sku":"56-W9919.200.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":71.44,"formatted":"£71.44"},"summary":"PISTON KIT MX YZ TY80 49.00 FORGED WOSSNER 8269D200. This Wossner piston kit features a 49.00mm bore with a measured diameter of 48.95mm, providing a +2.00mm oversize fitment. Forged construction ensures superior strength and durability. Engineered for efficient heat transfer from the combustion chamber to cylinder walls. Elliptical design promotes uniform bearing surface during heat expansion. Distributes thrust loads evenly to prevent piston collapse. Manufactured in Germany. Specifications include: Bore: 49.00mm, Diameter: 48.95mm, Stroke: 42.00 mm, Clearance: 0.05 mm, Compression Ratio (Wossner): 2-stroke, Compression Ratio (OEM): 2-stroke, Compression Height: 29.40 mm, Ring Type: Single Ring, Clips P/N: CW12, Pin P/N: WP091, Ring Set P/N: RSB4900. Cross-Reference OEM Part Numbers: Part No. 56-W9919.200.WO, Wossner Piston 8269D200.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"49.00mm"},{"label":"Variant Id","value":"259178"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9919_2E200_2EWO/d28555798675374b.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9919_2E200_2EWO/d28555798675374b.jpg"],"description":"PISTON KIT MX YZ TY80 49.00 FORGED WOSSNER 8269D200. This Wossner piston kit features a 49.00mm bore with a measured diameter of 48.95mm, providing a +2.00mm oversize fitment. Forged construction ensures superior strength and durability. Engineered for efficient heat transfer from the combustion chamber to cylinder walls. Elliptical design promotes uniform bearing surface during heat expansion. Distributes thrust loads evenly to prevent piston collapse. Manufactured in Germany. Specifications include: Bore: 49.00mm, Diameter: 48.95mm, Stroke: 42.00 mm, Clearance: 0.05 mm, Compression Ratio (Wossner): 2-stroke, Compression Ratio (OEM): 2-stroke, Compression Height: 29.40 mm, Ring Type: Single Ring, Clips P/N: CW12, Pin P/N: WP091, Ring Set P/N: RSB4900. Cross-Reference OEM Part Numbers: Part No. 56-W9919.200.WO, Wossner Piston 8269D200.","descriptionMarkdown":"### Wossner Forged Piston Kit MX YZ 49.00mm\n\nThis Wossner piston kit features a 49.00mm bore with a measured diameter of 48.95mm, providing a +2.00mm oversize fitment. Designed for select Yamaha 80cc models, the kit delivers high-strength performance and precise thermal expansion control for reliable two-stroke engine operation.\n\n**Key Features**\n\n\t\n- Forged construction ensures superior strength and durability.\n\t\n- Engineered for efficient heat transfer from the combustion chamber to the cylinder walls.\n\t\n- Elliptical design promotes a uniform bearing surface during heat expansion.\n\t\n- Distributes thrust loads evenly to prevent piston collapse.\n\t\n- Manufactured in Germany.\n\n**Specifications**\n\n\t\n- Bore: 49.00mm\n\t\n- Diameter: 48.95mm\n\t\n- Stroke: 42.00 mm\n\t\n- Clearance: 0.05 mm\n\t\n- Compression Ratio (Wossner): 2-stroke\n\t\n- Compression Ratio (OEM): 2-stroke\n\t\n- Compression Height: 29.40 mm\n\t\n- Ring Type: Single Ring\n\t\n- Clips Part Number: CW12\n\t\n- Pin Part Number: WP091\n\t\n- Ring Set Part Number: RSB4900","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-mx-yz-ty80-4900-forged-wossner-8269d200","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/0b8a8c7d3ec0:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/0b8a8c7d3ec0:1"}},"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."]}}