{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"5f3e137b6ff6","name":"PISTON KIT 84-85 CR250 68.00, WOSSNER 8156D200 HONDA MX","sku":"56-W526.P8.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":172.18,"formatted":"£172.18"},"summary":"Wossner forged piston kit for Honda CR250R and ATAC250 models from 1984 to 1985. Features a 68.00 mm bore size and an actual piston diameter of 67.94 mm. Manufactured in Germany, this piston kit provides high strength and effective heat transfer. Its elliptical design supports uniform bearing surface under heat expansion, minimising localised pressure and reducing the risk of piston failure. Specifications include a 72.00 mm stroke, 0.06 mm clearance, 38.00 mm compression height, and a 2-stroke compression ratio for both Wossner and OEM. Includes Wossner piston part number 8156D200, lock part number CW18, pin part number WP033, and ring set part number RSB6800. This piston kit has a displacement of 246 cm³.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"68mm"},{"label":"Variant Id","value":"256699"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W526_2EP8_2EWO/6f07556ed6c39352.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W526_2EP8_2EWO/6f07556ed6c39352.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W526_2EP8_2EWO/df3c023191440e59.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W526_2EP8_2EWO/d944df6450139ac7.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W526_2EP8_2EWO/7b57b15a40d70f47.jpg"],"description":"Wossner forged piston kit for Honda CR250R and ATAC250 models from 1984 to 1985. Features a 68.00 mm bore size and an actual piston diameter of 67.94 mm. Manufactured in Germany, this piston kit provides high strength and effective heat transfer. Its elliptical design supports uniform bearing surface under heat expansion, minimising localised pressure and reducing the risk of piston failure. Specifications include a 72.00 mm stroke, 0.06 mm clearance, 38.00 mm compression height, and a 2-stroke compression ratio for both Wossner and OEM. Includes Wossner piston part number 8156D200, lock part number CW18, pin part number WP033, and ring set part number RSB6800. This piston kit has a displacement of 246 cm³.","descriptionMarkdown":"### Wossner Piston Kit for Honda CR250R and ATAC250 (1984-1985)\n\n This Wossner piston kit is engineered for high-performance and durability.\n Manufactured in Germany, this forged piston is designed to provide exceptional\n strength and efficient heat transfer from the combustion chamber to the cylinder\n walls. Its advanced elliptical design ensures uniform bearing surface under heat\n expansion, minimizing localized pressure and reducing the risk of piston failure.\n This kit is ideal for enthusiasts seeking to optimize their motorcycle's engine.\n\n#### Key Features\n\n \n- Forged Piston: Offers superior strength and longevity.\n \n- Efficient Thermal Transfer: Promotes effective cooling of the combustion chamber.\n \n- Elliptical Design: Guarantees even load distribution and reduces stress.\n \n- German Engineering: Precision manufactured for quality and reliability.\n\n#### Specifications\n\n \n- Bore Size: 68.00 mm\n \n- Actual Piston Diameter: 67.94 mm\n \n- Displacement: 246 cm&sup3;\n \n- Stroke: 72.00 mm\n \n- Clearance: 0.06 mm\n \n- Compression Height: 38.00 mm\n \n- Compression Ratio: 2-stroke\n\n#### Included Components\n\n \n- Wossner Piston Part Number: 8156D200\n \n- Lock Part Number: CW18\n \n- Pin Part Number: WP033\n \n- Ring Set Part Number: RSB6800","weightGrams":null,"fitments":[{"make":"HONDA","model":"ATC R 250","cc":null,"notes":null,"years":"1985–1986"},{"make":"HONDA","model":"CR 250","cc":null,"notes":null,"years":"1984–1985"},{"make":"HONDA","model":"TRX 250","cc":null,"notes":null,"years":"1985–1989"}],"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-84-85-cr250-6800-wossner-8156d200-honda-mx","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/5f3e137b6ff6:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/5f3e137b6ff6:1"}},"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."]}}