{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e276a6bc8b46","name":"PISTON KIT 83-87 YZ250 69.00, WOSSNER 8133D100 YAMAHA MX","sku":"56-W560+100.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":159.11,"formatted":"£159.11"},"summary":"The Wossner 8133D100 piston kit features a 69mm bore (68.94mm actual) and is designed for Yamaha YZ250 models. Manufactured in Germany, this forged piston offers excellent strength and optimised heat dissipation, thanks to its elliptical shape that promotes uniform load distribution and prevents piston collapse during thermal expansion. Features include a forged piston design for enhanced durability and strength, elliptical profile for balanced load distribution under heat expansion, optimised heat transfer from the combustion chamber to the cylinder walls, and engineering for two-stroke engines. Specifications include a bore size of 69mm (actual: 68.94mm), display displacement of 246 cm³, stroke of 68.00 mm, piston-to-wall clearance of 0.06 mm, compression height of 36.00 mm, and compression ratio (Wossner & OEM) of 2-stroke. Cross-reference OEM part numbers include Piston Kit: 8133D100, Lock: CW18, Pin: WP033, Ring Set: RSB6900 x 2, and Rod: P2048. The weight is 336 grams.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"69mm"},{"label":"Variant Id","value":"256835"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W560_2B100_2EWO/27ba80fa6d982531.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W560_2B100_2EWO/27ba80fa6d982531.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W560_2B100_2EWO/d36567a45775aeed.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W560_2B100_2EWO/63fcc243eb6a5450.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W560_2B100_2EWO/e9c30cc9182f4250.jpg"],"description":"The Wossner 8133D100 piston kit features a 69mm bore (68.94mm actual) and is designed for Yamaha YZ250 models. Manufactured in Germany, this forged piston offers excellent strength and optimised heat dissipation, thanks to its elliptical shape that promotes uniform load distribution and prevents piston collapse during thermal expansion. Features include a forged piston design for enhanced durability and strength, elliptical profile for balanced load distribution under heat expansion, optimised heat transfer from the combustion chamber to the cylinder walls, and engineering for two-stroke engines. Specifications include a bore size of 69mm (actual: 68.94mm), display displacement of 246 cm³, stroke of 68.00 mm, piston-to-wall clearance of 0.06 mm, compression height of 36.00 mm, and compression ratio (Wossner & OEM) of 2-stroke. Cross-reference OEM part numbers include Piston Kit: 8133D100, Lock: CW18, Pin: WP033, Ring Set: RSB6900 x 2, and Rod: P2048. The weight is 336 grams.","descriptionMarkdown":"### Wossner 8133D100 Piston Kit 69mm for Yamaha YZ250\n\nEnhance the performance and durability of your motorcycle with the Wossner 8133D100 Piston Kit. This high-quality, forged piston is engineered for optimal strength and heat dissipation, ensuring reliable performance for your two-stroke engine.\n\n**Key Features:**\n\n\t\n- Forged piston design for superior strength and longevity.\n\t\n- Elliptical profile promotes uniform load distribution, preventing collapse during thermal expansion.\n\t\n- Optimised heat transfer from the combustion chamber to the cylinder walls for improved efficiency.\n\t\n- Specifically engineered for two-stroke engines.\n\t\n- German-manufactured for precision and quality.\n\n**Specifications:**\n\n\t\n- Bore Size: 69mm (Actual measurement: 68.94mm)\n\t\n- Piston-to-Wall Clearance: 0.06 mm\n\t\n- Compression Height: 36.00 mm\n\t\n- Stroke: 68.00 mm\n\t\n- Display Displacement: 246 cm&sup3;\n\t\n- Compression Ratio: 2-stroke (Wossner & OEM)\n\n**Included Components:**\n\n\t\n- Piston Kit (Part Number: 8133D100)\n\t\n- Lock Ring (Part Number: CW18)\n\t\n- Piston Pin (Part Number: WP033)\n\t\n- Ring Set (Part Number: RSB6900) x 2","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-83-87-yz250-6900-wossner-8133d100-yamaha-mx","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e276a6bc8b46:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e276a6bc8b46:1"}},"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."]}}