{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"61a966fd344f","name":"PISTON KIT 83-06 PW80 47.00, 8233DA WOSSNER YAMAHA","sku":"56-W939+000.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":88.94,"formatted":"£88.94"},"summary":"Wossner forged piston kit, 47.00mm bore. This standard-size replacement is designed for enhanced durability, fitment, and thermal efficiency in Yamaha PW80 and BW80 two-stroke engines. Features a forged piston for superior strength and wear resistance. The elliptical design ensures a uniform bearing surface under thermal expansion, maximizing heat transfer and evenly distributing thrust loads to reduce piston collapse risk. Manufactured in Germany. Specifications: Bore Size 47.00mm, Actual Piston Size 46.95mm, Stroke 45.60mm, Piston Clearance 0.05mm, Compression Height 29.50mm. Lock Part Number CW12, Pin Part Number WP091, Ring Set Part Number RSB4700. Cross-Reference OEM Part Number 8233DA.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"47.00mm"},{"label":"Variant Id","value":"258301"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock57247_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock57247_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock57247_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock57247_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock57247_4.jpg"],"description":"Wossner forged piston kit, 47.00mm bore. This standard-size replacement is designed for enhanced durability, fitment, and thermal efficiency in Yamaha PW80 and BW80 two-stroke engines. Features a forged piston for superior strength and wear resistance. The elliptical design ensures a uniform bearing surface under thermal expansion, maximizing heat transfer and evenly distributing thrust loads to reduce piston collapse risk. Manufactured in Germany. Specifications: Bore Size 47.00mm, Actual Piston Size 46.95mm, Stroke 45.60mm, Piston Clearance 0.05mm, Compression Height 29.50mm. Lock Part Number CW12, Pin Part Number WP091, Ring Set Part Number RSB4700. Cross-Reference OEM Part Number 8233DA.","descriptionMarkdown":"### Wossner Forged Piston Kit for Yamaha PW80 & BW80\n\nUpgrade your Yamaha PW80 or BW80 engine with this high-quality Wossner forged piston kit. Engineered for durability and optimal performance, this standard-size replacement ensures your engine runs smoother and lasts longer.\n\n### Key Features:\n\n \n- Forged Piston Construction: Offers superior strength and wear resistance compared to cast pistons, providing enhanced durability for demanding use.\n \n- Elliptical Design: Features an elliptical piston skirt that dynamically adjusts to thermal expansion, maintaining a uniform bearing surface and reducing friction.\n \n- Optimized Heat Transfer: Designed to efficiently transfer heat away from the combustion chamber and into the cylinder walls, helping to prevent overheating and maintain consistent engine temperatures.\n \n- Even Thrust Load Distribution: The piston's design promotes an even distribution of thrust loads during operation, minimizing the risk of piston collapse and extending engine life.\n \n- German Engineering: Manufactured in Germany, ensuring precision and adherence to high-quality standards.\n\n### Specifications:\n\n \n- Bore Size: 47.00mm\n \n- Actual Piston Size: 46.95mm\n \n- Stroke: 45.60mm\n \n- Piston Clearance: 0.05mm\n \n- Wossner Compression Ratio: 2-stroke\n \n- OEM Compression Ratio: 2-stroke\n \n- Compression Height: 29.50mm\n \n- Lock Part Number: CW12\n \n- Pin Part Number: WP091\n \n- Ring Set Part Number: RSB4700\n\n**Cross-Reference OEM Part Number:** 8233DA","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-83-06-pw80-4700-8233da-wossner-yamaha","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/61a966fd344f:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/61a966fd344f: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."]}}