{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"971b24839547","name":"PISTON KIT 73-74 CR250 71.50, FORGED WOSSNER 8152D150","sku":"56-W337+150.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":159.46,"formatted":"£159.46"},"summary":"Wossner forged piston kit with a 71.50mm bore. This piston is oversized by +1.50mm for increased durability. It features an elliptical design for even thrust load distribution and optimized heat transfer to cylinder walls. Manufactured in Germany for high performance and reliability. Specifications include a bore size of 71.50mm, standard bore of 71.44mm, displacement of 248 cm&sup3;, stroke of 64.40mm, clearance of 0.06mm, compression ratio of 2-stroke, and compression height of 32.00mm. Piston Part Number: 8152D150. Lock Part Number: CW18. Pin Part Number: WP033. Ring Set Part Number: RSB7150 x 2.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"71.5mm"},{"label":"Variant Id","value":"255439"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54385_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54385_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54385_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54385_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54385_4.jpg"],"description":"Wossner forged piston kit with a 71.50mm bore. This piston is oversized by +1.50mm for increased durability. It features an elliptical design for even thrust load distribution and optimized heat transfer to cylinder walls. Manufactured in Germany for high performance and reliability. Specifications include a bore size of 71.50mm, standard bore of 71.44mm, displacement of 248 cm&sup3;, stroke of 64.40mm, clearance of 0.06mm, compression ratio of 2-stroke, and compression height of 32.00mm. Piston Part Number: 8152D150. Lock Part Number: CW18. Pin Part Number: WP033. Ring Set Part Number: RSB7150 x 2.","descriptionMarkdown":"### Wossner Forged Piston Kit 71.50mm\n\nThis Wossner forged piston kit features a 71.50mm bore, designed for enhanced strength and durability. Its elliptical design ensures even load distribution, reducing localized pressure and preventing piston collapse. The optimized construction also improves combustion chamber heat transfer to the cylinder walls.\n\n#### Key Features\n\n\t\n- Oversized forged piston (+1.50mm) for increased durability and performance.\n\t\n- Elliptical design for superior thrust load distribution.\n\t\n- Engineered for optimized heat transfer to cylinder walls.\n\t\n- Manufactured in Germany to exacting standards for high performance and reliability.\n\n#### Specifications\n\n\t\n- Bore Size: 71.50mm\n\t\n- Standard Bore: 71.44mm\n\t\n- Displacement: 248 cm&sup3;\n\t\n- Stroke: 64.40mm\n\t\n- Clearance: 0.06mm\n\t\n- Compression Ratio Type: 2-Stroke\n\t\n- Compression Height: 32.00mm\n\n#### Wossner Part Information\n\n\t\n- Piston Part Number: 8152D150\n\t\n- Lock Part Number: CW18\n\t\n- Pin Part Number: WP033\n\t\n- Ring Set Part Number: RSB7150 (requires 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-73-74-cr250-7150-forged-wossner-8152d150","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/971b24839547:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/971b24839547:1"}},"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."]}}