{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"c9ccb605ed55","name":"PISTON KIT 77-81 RM PE250 68.5, FORGED WOSSNER 8194D150","sku":"56-W474+P6.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":159.11,"formatted":"£159.11"},"summary":"Wossner 68.50mm Bore Piston Kit (PN# 8194D150). Features a high-strength forged piston for durability and performance, with optimized heat transfer for efficient combustion. Its elliptical design prevents piston collapse and ensures even load distribution. Manufactured in Germany, this piston meets OEM compression standards. Specifications include a bore of 68.50mm, actual diameter of 68.44mm, display of 398 cm&sup3;, stroke of 55.50mm, clearance of 0.05mm, OEM compression ratio of 11.10:1, dome volume of -0.20 cm&sup3;, and compression height of 22.80mm. Cross-reference OEM part numbers include lock CW18, pin WP033, and ring set RSB6850 X 2.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"68.5mm"},{"label":"Variant Id","value":"256032"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54978_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54978_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54978_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54978_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54978_4.jpg"],"description":"Wossner 68.50mm Bore Piston Kit (PN# 8194D150). Features a high-strength forged piston for durability and performance, with optimized heat transfer for efficient combustion. Its elliptical design prevents piston collapse and ensures even load distribution. Manufactured in Germany, this piston meets OEM compression standards. Specifications include a bore of 68.50mm, actual diameter of 68.44mm, display of 398 cm&sup3;, stroke of 55.50mm, clearance of 0.05mm, OEM compression ratio of 11.10:1, dome volume of -0.20 cm&sup3;, and compression height of 22.80mm. Cross-reference OEM part numbers include lock CW18, pin WP033, and ring set RSB6850 X 2.","descriptionMarkdown":"### Wossner 68.50mm Forged Piston Kit\n\nUpgrade your motorcycle's performance with this high-strength forged piston kit from Wossner. Engineered for durability and optimal efficiency, this piston is manufactured to meet OEM compression standards. Its advanced elliptical design ensures uniform bearing surfaces under heat expansion, effectively reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. This precision-engineered component is proudly made in Germany.\n\n**Key Features:**\n\n\t\n- High-strength forged construction for superior durability and performance.\n\t\n- Optimized for efficient heat transfer, leading to improved combustion.\n\t\n- Elliptical design enhances longevity by preventing piston collapse and ensuring even load distribution.\n\t\n- Manufactured in Germany to exacting standards.\n\n**Specifications:**\n\n\t\n- Bore: 68.50mm\n\t\n- Actual Diameter: 68.44mm\n\t\n- Displacement (cm³): 398\n\t\n- Stroke (mm): 55.50\n\t\n- Clearance (mm): 0.05\n\t\n- Compression Ratio: OEM\n\t\n- OEM Compression Ratio: 11.10:1\n\t\n- Dome Volume (cm³): -0.20\n\t\n- Compression Height (mm): 22.80\n\n**Included Components:**\n\n\t\n- Lock: CW18\n\t\n- Pin: WP033\n\t\n- Ring Set: RSB6850 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-77-81-rm-pe250-685-forged-wossner-8194d150","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/c9ccb605ed55:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/c9ccb605ed55:1"}},"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."]}}