{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"c92fe987cc8c","name":"PISTON KIT 02-20 YZ85 47.50 C, WOSSNER 8104DC YAMAHA MX","sku":"56-W805.C.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":83.75,"formatted":"£83.75"},"summary":"This Wossner forged piston kit features a 47.52mm bore with a 0.02mm oversize. It is designed for Yamaha YZ85 models and has a bore of 47.47mm. The engine displacement is 85 cm&sup3; and the stroke is 47.80mm, with a clearance of 0.05mm. The compression ratio is 2-stroke (Wossner and OEM), and the compression height is 26.00mm. This kit includes lock part number CW14, pin part number WP058, ring set part number RSB4750, and con rod kit part number P2008. It is manufactured in Germany for durability and performance in two-stroke applications, featuring a precision elliptical profile for optimal heat transfer, load balance, and resistance to deformation under thermal expansion. The forged construction ensures maximum strength and reliability.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"47.50mm"},{"label":"Variant Id","value":"257837"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W805_2EC_2EWO/dffe9f9680b16aee.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W805_2EC_2EWO/dffe9f9680b16aee.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W805_2EC_2EWO/0ddb52afa7b7f178.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W805_2EC_2EWO/15e8ca8580258801.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W805_2EC_2EWO/ba6c1be6519345b7.jpg"],"description":"This Wossner forged piston kit features a 47.52mm bore with a 0.02mm oversize. It is designed for Yamaha YZ85 models and has a bore of 47.47mm. The engine displacement is 85 cm&sup3; and the stroke is 47.80mm, with a clearance of 0.05mm. The compression ratio is 2-stroke (Wossner and OEM), and the compression height is 26.00mm. This kit includes lock part number CW14, pin part number WP058, ring set part number RSB4750, and con rod kit part number P2008. It is manufactured in Germany for durability and performance in two-stroke applications, featuring a precision elliptical profile for optimal heat transfer, load balance, and resistance to deformation under thermal expansion. The forged construction ensures maximum strength and reliability.","descriptionMarkdown":"### Wossner Forged Piston Kit for Yamaha YZ85\n\nThis high-performance Wossner forged piston kit is engineered to enhance the power and longevity of your Yamaha YZ85. Precision manufactured in Germany, this kit is designed for durability and optimal performance in demanding two-stroke applications.\n\n**Key Features:**\n\n- Forged construction for superior strength and reliability under stress.\n\n- Optimized design for efficient combustion heat transfer directly to the cylinder walls, aiding in consistent engine temperature.\n\n- Features a precision elliptical profile to ensure uniform bearing surface and significantly reduce the risk of piston collapse.\n\n- Manufactured in Germany, guaranteeing exceptional quality and engineering standards.\n\n**Specifications:**\n\n- Bore Size: 47.52mm (Oversize +0.02mm)\n\n- Actual Piston Diameter: 47.47mm\n\n- Engine Displacement: 85 cm&sup3;\n\n- Stroke: 47.80mm\n\n- Piston to Cylinder Clearance: 0.05mm\n\n- Compression Ratio: Designed for 2-stroke engines (Wossner and OEM compatibility)\n\n- Compression Height: 26.00mm\n\n- Lock Part Number: CW14\n\n- Pin Part Number: WP058\n\n- Ring Set Part Number: RSB4750\n\n- Con Rod Kit Part Number: P2008","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YZ 80","cc":null,"notes":null,"years":"1993–2001"},{"make":"YAMAHA","model":"YZ 85","cc":null,"notes":null,"years":"2002–2025"},{"make":"YAMAHA","model":"YZ BB 85","cc":null,"notes":null,"years":"2002–2020"}],"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-02-20-yz85-4750-c-wossner-8104dc-yamaha-mx","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/c92fe987cc8c:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/c92fe987cc8c: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."]}}