{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"f5933fa0e4ad","name":"PISTON KIT YZ85 YZ80 49.00, WOSSNER 8188D200 YAMAHA MX","sku":"56-W646+200.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":94.28,"formatted":"£94.28"},"summary":"Wossner Piston Kit 8188D200 is a forged performance piston featuring a 49.00mm bore (+2.00 US Bore). This German-manufactured piston offers excellent thermal management and mechanical reliability. Its elliptical profile provides a consistent and uniform bearing surface during thermal expansion, minimising high-stress zones and reducing the risk of piston collapse during intense use. Forged construction delivers high durability and strength under extreme load. The elliptical design reduces localised pressure and distributes thrust evenly. Features enhanced heat dissipation from the combustion chamber to the cylinder walls and precision engineering and manufacturing in Germany. Specifications include a 49.00 mm bore, 48.95 mm actual piston diameter, 47.80 mm stroke, 82 cm³ displacement, 0.05 mm clearance, and 26.00 mm compression height. Compression ratio is 2-stroke for both Wossner and OEM. Cross-reference OEM part numbers include Wossner Piston: 8188D200, Lock: CW14, Pin: WP058, Ring Set: RSB4900, and Rod: P2008. Internal Part No: 56-W646+200.WO. Weight is 140g.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"49.00mm"},{"label":"Variant Id","value":"257308"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W646_2B200_2EWO/2f17cf49b9b25834.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W646_2B200_2EWO/2f17cf49b9b25834.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W646_2B200_2EWO/222fc7e1a1da7065.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W646_2B200_2EWO/84b29032a9d3c2e1.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W646_2B200_2EWO/2374e4f865feeeac.jpg"],"description":"Wossner Piston Kit 8188D200 is a forged performance piston featuring a 49.00mm bore (+2.00 US Bore). This German-manufactured piston offers excellent thermal management and mechanical reliability. Its elliptical profile provides a consistent and uniform bearing surface during thermal expansion, minimising high-stress zones and reducing the risk of piston collapse during intense use. Forged construction delivers high durability and strength under extreme load. The elliptical design reduces localised pressure and distributes thrust evenly. Features enhanced heat dissipation from the combustion chamber to the cylinder walls and precision engineering and manufacturing in Germany. Specifications include a 49.00 mm bore, 48.95 mm actual piston diameter, 47.80 mm stroke, 82 cm³ displacement, 0.05 mm clearance, and 26.00 mm compression height. Compression ratio is 2-stroke for both Wossner and OEM. Cross-reference OEM part numbers include Wossner Piston: 8188D200, Lock: CW14, Pin: WP058, Ring Set: RSB4900, and Rod: P2008. Internal Part No: 56-W646+200.WO. Weight is 140g.","descriptionMarkdown":"### Wossner Performance Forged Piston Kit for Yamaha YZ80\n\nEnhance the performance and reliability of your Yamaha YZ80 with this premium forged piston kit from Wossner. Engineered in Germany, this piston is designed for demanding off-road and racing applications. The advanced forged construction provides exceptional durability and strength, ensuring it can withstand the extreme loads of high-performance engines. Its innovative elliptical profile is meticulously crafted to maintain a consistent and uniform bearing surface throughout thermal expansion, effectively minimizing high-stress areas and significantly reducing the risk of piston collapse, even during intense use. This translates to improved engine longevity and consistent power delivery.\n\n**Key Features:**\n\n- Forged construction for superior durability and strength under extreme loads.\n\n- Elliptical piston design to reduce localized pressure and evenly distribute thrust.\n\n- Optimized for enhanced heat dissipation from the combustion chamber to the cylinder walls.\n\n- Precision engineered and manufactured to exacting standards in Germany.\n\n**Specifications:**\n\n- Bore Size: 49.00 mm\n\n- Actual Piston Diameter: 48.95 mm\n\n- Stroke: 47.80 mm\n\n- Displacement: 82 cm&sup3;\n\n- Piston Clearance: 0.05 mm\n\n- Compression Height: 26.00 mm\n\n- Engine Type: 2-stroke\n\n**Included Components:**\n\n- Wossner Piston: 8188D200\n\n- Lock Ring: CW14\n\n- Piston Pin: WP058\n\n- Ring Set: 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-yz85-yz80-4900-wossner-8188d200-yamaha-mx","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/f5933fa0e4ad:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/f5933fa0e4ad: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."]}}