{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"3f4f70d83cfd","name":"PISTON 73-81 MAICO 250 67.50, FORGED WOSSNER 8031D050 KIT","sku":"56-W140+0.50","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":153.68,"formatted":"£153.68"},"summary":"Wossner 67.50mm (67.43mm) forged piston kit designed for Maico MC 250 and GS 250 models from 1973 to 1981. Engineered for strength and precision, this piston ensures efficient heat transfer to the cylinder walls, providing uniform expansion and reducing localized pressure. The elliptical design distributes thrust loads evenly, preventing piston collapse. Manufactured in Germany, it meets high-quality standards for reliable performance. Bore Size: 67.50mm (67.43mm). Oversize: +0.50mm. Displacement: 245cc. Stroke: 52.30mm. Clearance: 0.06mm. Compression Ratio: 2-stroke. Compression Height: 25.00mm. Lock Part Number: CW18. Pin Part Number: WP033. Ring Set Part Number: RSB6750. Theoretical Weight: Not specified.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"67.5mm"},{"label":"Variant Id","value":"254676"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W140_2B0_2E50/9d9d3bbe7edce796.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W140_2B0_2E50/9d9d3bbe7edce796.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W140_2B0_2E50/d9c26055e371aa41.jpg"],"description":"Wossner 67.50mm (67.43mm) forged piston kit designed for Maico MC 250 and GS 250 models from 1973 to 1981. Engineered for strength and precision, this piston ensures efficient heat transfer to the cylinder walls, providing uniform expansion and reducing localized pressure. The elliptical design distributes thrust loads evenly, preventing piston collapse. Manufactured in Germany, it meets high-quality standards for reliable performance. Bore Size: 67.50mm (67.43mm). Oversize: +0.50mm. Displacement: 245cc. Stroke: 52.30mm. Clearance: 0.06mm. Compression Ratio: 2-stroke. Compression Height: 25.00mm. Lock Part Number: CW18. Pin Part Number: WP033. Ring Set Part Number: RSB6750. Theoretical Weight: Not specified.","descriptionMarkdown":"### Wossner Forged Piston Kit +0.50mm - 67.50mm Bore\n\n This high-performance forged piston kit from Wossner is engineered for Maico MC 250 and GS 250 models. Manufactured in Germany, this piston is designed for superior strength, durability, and optimal performance.\n\n#### Key Features:\n\n \n- Forged Construction: Offers exceptional strength and resistance to extreme pressures and temperatures.\n \n- Optimized Heat Transfer: Ensures efficient heat distribution to the cylinder walls, promoting uniform expansion and preventing localized hot spots for consistent performance.\n \n- Elliptical Design: The precisely shaped piston surface reduces thrust loads, ensuring an even bearing surface and minimizing the risk of piston collapse.\n \n- Precision Engineering: Manufactured to exact specifications to guarantee a perfect fit and reliable operation.\n \n- German Quality: Built to high-quality standards for long-lasting and dependable performance.\n\n#### Specifications:\n\n \n- Piston Bore Size: 67.50mm (actual measurement 67.43mm)\n \n- Oversize: +0.50mm\n \n- Approximate Displacement: 245cc\n \n- Stroke: 52.30mm\n \n- Piston to Cylinder Clearance: 0.06mm\n \n- Compression Height: 25.00mm\n \n- Includes: Lock Pin (CW18), Piston Pin (WP033), and Ring Set (RSB6750)","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-73-81-maico-250-6750-forged-wossner-8031d050-kit","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."]}}