{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"c3522c10f6a3","name":"PISTON KIT 87-09 YFZ350 65.00, WOSSNER 8075D100 YAMAHA ATV","sku":"56-W513+100.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":126.52,"formatted":"£126.52"},"summary":"Wossner forged piston kit with a 64.100mm bore (64.94mm actual) is designed for Yamaha two-stroke models. Engineered in Germany, it offers enhanced structural integrity and thermal management. The elliptical design allows for uniform bearing surface distribution during thermal expansion, reducing localised stress and minimising the risk of piston collapse. Features include forged piston construction for high strength and durability, engineered for optimal heat transfer, and an elliptical profile that promotes even pressure distribution under expansion. Specifications: Bore size 64.100mm (64.94mm), display volume 347 cm³, stroke 54.00 mm, clearance 0.06 mm, compression height 36.00 mm, dome volume not specified, theoretical weight not specified, and compression ratio 2-stroke (Wossner and OEM). Cross-reference OEM part numbers: Piston 8075D100, Lock CW16, Pin WP027, Ring Set RSB6500 x 2. Weight 294g.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"65mm"},{"label":"Variant Id","value":"256626"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W513_2B100_2EWO/5db9e31c9461054a.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W513_2B100_2EWO/5db9e31c9461054a.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W513_2B100_2EWO/a2082ce72ab13195.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W513_2B100_2EWO/e65c0a757d0ed906.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W513_2B100_2EWO/3776230ba7af4c29.jpg"],"description":"Wossner forged piston kit with a 64.100mm bore (64.94mm actual) is designed for Yamaha two-stroke models. Engineered in Germany, it offers enhanced structural integrity and thermal management. The elliptical design allows for uniform bearing surface distribution during thermal expansion, reducing localised stress and minimising the risk of piston collapse. Features include forged piston construction for high strength and durability, engineered for optimal heat transfer, and an elliptical profile that promotes even pressure distribution under expansion. Specifications: Bore size 64.100mm (64.94mm), display volume 347 cm³, stroke 54.00 mm, clearance 0.06 mm, compression height 36.00 mm, dome volume not specified, theoretical weight not specified, and compression ratio 2-stroke (Wossner and OEM). Cross-reference OEM part numbers: Piston 8075D100, Lock CW16, Pin WP027, Ring Set RSB6500 x 2. Weight 294g.","descriptionMarkdown":"### Wossner Forged Piston Kit - Enhanced Performance and Durability\n\nThis Wossner forged piston kit features a precision-engineered elliptical design for superior performance and longevity. Manufactured in Germany, this kit is built to withstand demanding conditions, offering enhanced structural integrity and optimized thermal management for your motorcycle's engine.\n\nThe advanced elliptical profile ensures uniform bearing surface distribution, even under the stress of thermal expansion. This minimizes localized stress points, significantly reducing the risk of piston failure and promoting a more consistent engine operation. The forged construction provides exceptional strength and durability, making it an ideal upgrade for high-performance applications.\n\n### Key Features:\n\n\t\n- Forged piston construction for superior strength and durability.\n\t\n- Engineered for optimal heat transfer from the combustion chamber to the cylinder walls.\n\t\n- Elliptical piston profile promotes even pressure distribution during thermal expansion.\n\t\n- Manufactured to high standards in Germany.\n\n### Specifications:\n\n\t\n- Bore Size: 64.100mm (actual 64.94mm)\n\t\n- Display Volume: 347 cm³\n\t\n- Stroke: 54.00 mm\n\t\n- Clearance: 0.06 mm\n\t\n- Compression Height: 36.00 mm\n\t\n- Compression Ratio: 2-stroke (Wossner and OEM compatible)","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-87-09-yfz350-6500-wossner-8075d100-yamaha-atv","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."]}}