{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"a3e492f45674","name":"PISTON KIT 76-79 YZ250 72.00, FORGED WOSSNER 8179D200","sku":"56-W234+200.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":159.46,"formatted":"£159.46"},"summary":"Wossner forged piston kit with a 72.00mm bore and 71.94mm diameter. Manufactured in Germany, this piston offers superior strength and design, ensuring optimal heat transfer to cylinder walls. Its elliptical design provides a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Features include forged construction for superior strength, optimized heat transfer for efficient combustion, and an elliptical design for uniform load distribution. Specifications: Bore 72.00mm, Diameter 71.94mm, Display (cm³) 246, Stroke (mm) 64.00, Clearance (mm) 0.06, Compression Ratio 2-Stroke, Compression Height (mm) 33.00. Cross-reference OEM part numbers: Wossner Piston Yamaha YZ250 (PN# 8179D200), Lock P/N: CW18, Pin P/N: WP033, Ring Set P/N: RSB7200 x 2.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"72mm"},{"label":"Variant Id","value":"255134"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54080_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54080_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54080_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54080_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54080_4.jpg"],"description":"Wossner forged piston kit with a 72.00mm bore and 71.94mm diameter. Manufactured in Germany, this piston offers superior strength and design, ensuring optimal heat transfer to cylinder walls. Its elliptical design provides a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Features include forged construction for superior strength, optimized heat transfer for efficient combustion, and an elliptical design for uniform load distribution. Specifications: Bore 72.00mm, Diameter 71.94mm, Display (cm³) 246, Stroke (mm) 64.00, Clearance (mm) 0.06, Compression Ratio 2-Stroke, Compression Height (mm) 33.00. Cross-reference OEM part numbers: Wossner Piston Yamaha YZ250 (PN# 8179D200), Lock P/N: CW18, Pin P/N: WP033, Ring Set P/N: RSB7200 x 2.","descriptionMarkdown":"### Wossner Forged Piston Kit 72.00mm Bore\n\nEnhance the performance and durability of your motorcycle with this high-quality Wossner forged piston kit. Engineered for precision and strength, this piston kit is designed to deliver optimal performance under demanding conditions.\n\n#### Key Features:\n\n\t\n- Forged Construction: Offers superior strength and resilience compared to cast pistons, ensuring longevity and reliability.\n\t\n- Optimized Heat Transfer: Designed to efficiently transfer heat to the cylinder walls, contributing to consistent combustion and engine performance.\n\t\n- Elliptical Piston Design: Features an innovative elliptical shape that creates a uniform bearing surface when subjected to heat expansion. This design minimizes localized pressure points and evenly distributes thrust loads, effectively preventing piston collapse and reducing wear.\n\t\n- German Engineering: Manufactured in Germany, renowned for its high standards in automotive and motorcycle component production.\n\n#### Specifications:\n\n\t\n- Bore Size: 72.00mm\n\t\n- Piston Diameter: 71.94mm\n\t\n- Displacement: 246 cm&sup3;\n\t\n- Stroke: 64.00mm\n\t\n- Piston Clearance: 0.06mm\n\t\n- Compression Ratio Type: 2-Stroke\n\t\n- Compression Height: 33.00mm\n\n#### Included Components:\n\n\t\n- Wossner Piston: Part Number 8179D200\n\t\n- Lock Rings: Part Number CW18\n\t\n- Piston Pin: Part Number WP033\n\t\n- Ring Sets: Two Ring Sets, Part Number RSB7200","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-76-79-yz250-7200-forged-wossner-8179d200","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/a3e492f45674:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/a3e492f45674:1"}},"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."]}}