{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"5ddb66174bac","name":"PISTON KIT 97-01 CR250 68.50, 1-RING WOSSNER 8161D210","sku":"56-W703+210.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":130.78,"formatted":"£130.78"},"summary":"Wossner forged piston kit 8161D210 is a +2.10 oversize option with a 1-ring configuration. It features a 68.50 mm bore and 68.44 mm actual piston diameter. Designed and manufactured in Germany, it incorporates Wossner's elliptical geometry for even pressure distribution and efficient thermal management in high-performance 2-stroke engines. Features include a forged piston for enhanced strength and wear resistance, an elliptical design for uniform load distribution and reduced localized stress, and superior heat transfer properties for efficient combustion chamber cooling. Specifications include a bore size of 68.50 mm, actual piston diameter of 68.44 mm, displacement of 290 cm³, stroke of 72.00 mm, clearance of 0.06 mm, compression ratio of 2-stroke (Wossner and OEM), and compression height of 38.00 mm. Cross-reference component part numbers include Piston Kit: 8161D210, Lock: CW18, Pin: WP033, Ring Set: RSB6850, and Rod: P2021.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"68.50mm"},{"label":"Variant Id","value":"257519"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W703_2B210_2EWO/8619eb3f22f4237e.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W703_2B210_2EWO/8619eb3f22f4237e.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W703_2B210_2EWO/4251f0a466c00801.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W703_2B210_2EWO/a8889c00e417d2f5.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W703_2B210_2EWO/40ff6f7ea1ace807.jpg"],"description":"Wossner forged piston kit 8161D210 is a +2.10 oversize option with a 1-ring configuration. It features a 68.50 mm bore and 68.44 mm actual piston diameter. Designed and manufactured in Germany, it incorporates Wossner's elliptical geometry for even pressure distribution and efficient thermal management in high-performance 2-stroke engines. Features include a forged piston for enhanced strength and wear resistance, an elliptical design for uniform load distribution and reduced localized stress, and superior heat transfer properties for efficient combustion chamber cooling. Specifications include a bore size of 68.50 mm, actual piston diameter of 68.44 mm, displacement of 290 cm³, stroke of 72.00 mm, clearance of 0.06 mm, compression ratio of 2-stroke (Wossner and OEM), and compression height of 38.00 mm. Cross-reference component part numbers include Piston Kit: 8161D210, Lock: CW18, Pin: WP033, Ring Set: RSB6850, and Rod: P2021.","descriptionMarkdown":"### Wossner Forged Piston Kit for High-Performance 2-Stroke Engines\n\nUpgrade your engine's performance with this Wossner forged piston kit. Specifically designed as a +2.10 oversize option, this kit provides enhanced strength and wear resistance for demanding applications. Engineered with Wossner's advanced elliptical geometry, it ensures even pressure distribution and efficient thermal management, crucial for high-performance 2-stroke engines.\n\n**Key Features:**\n\n \n- Forged piston construction for superior strength and durability.\n \n- Elliptical piston design promotes uniform load distribution and reduces stress points.\n \n- Optimized for efficient thermal management, contributing to cooler combustion chambers.\n \n- Precision manufactured in Germany to exacting standards.\n \n- 1-ring configuration for specific engine requirements.\n\n**Specifications:**\n\n \n- Bore Size: 68.50 mm\n \n- Actual Piston Diameter: 68.44 mm\n \n- Displacement: 290 cm³\n \n- Stroke: 72.00 mm\n \n- Clearance: 0.06 mm\n \n- Compression Height: 38.00 mm\n\n**Included Components:**\n\n \n- Wossner Piston Kit: 8161D210\n \n- Lock: CW18\n \n- Pin: WP033\n \n- Ring Set: RSB6850","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-97-01-cr250-6850-1-ring-wossner-8161d210","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."]}}