{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"72e23abe687b","name":"PISTON KIT 91-94 KTM300 72.50, WOSSNER 8012D050 FORGED","sku":"56-W631_050.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":195.02,"formatted":"£195.02"},"summary":"The Wossner 8012DA (+0.50) forged piston kit features a 72.50mm bore (actual 72.43mm) and is engineered for superior strength and efficient heat transfer. Its elliptical design ensures a uniform bearing surface under heat expansion, minimizing localized pressure and distributing thrust loads evenly to prevent piston collapse. This kit is made in Germany and includes a lock part number CW18, pin part number WP039, and two ring sets with part number RSB7250. Specifications include a 297 cm³ display volume, 72.00mm stroke, 0.07mm clearance, and 29.70mm compression height. The compression ratio is 2-stroke for both Wossner and OEM.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"72.50mm"},{"label":"Variant Id","value":"257176"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W631_5F050_2EWO/e38421eb6b4f4b69.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W631_5F050_2EWO/e38421eb6b4f4b69.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W631_5F050_2EWO/a14a8eba4f1381bf.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W631_5F050_2EWO/2e8e903a7c0ef4b7.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W631_5F050_2EWO/cd6639f015cd13a6.jpg"],"description":"The Wossner 8012DA (+0.50) forged piston kit features a 72.50mm bore (actual 72.43mm) and is engineered for superior strength and efficient heat transfer. Its elliptical design ensures a uniform bearing surface under heat expansion, minimizing localized pressure and distributing thrust loads evenly to prevent piston collapse. This kit is made in Germany and includes a lock part number CW18, pin part number WP039, and two ring sets with part number RSB7250. Specifications include a 297 cm³ display volume, 72.00mm stroke, 0.07mm clearance, and 29.70mm compression height. The compression ratio is 2-stroke for both Wossner and OEM.","descriptionMarkdown":"### Wossner Forged Piston Kit for KTM 300\n\nThis Wossner piston kit features a 72.50mm bore (actual 72.43mm) and is engineered for superior strength and efficient heat transfer to the cylinder walls. The forged, elliptically designed piston provides a uniform bearing surface under heat expansion, minimising localised pressure and distributing thrust loads evenly to prevent piston collapse. Made in Germany, this piston kit is built for durability.\n\n**Key Features**\n\n\t\n- Forged piston construction for superior strength and reliability.\n\t\n- Engineered for optimal combustion chamber heat transfer.\n\t\n- Elliptical design ensures uniform bearing surface during heat expansion.\n\t\n- Reduces localised pressure and prevents piston collapse.\n\t\n- Made in Germany.\n\n**Specifications**\n\n\t\n- Bore Size: 72.50mm (Actual 72.43mm)\n\t\n- Display (cm&sup3;): 297\n\t\n- Stroke (mm): 72.00\n\t\n- Clearance (mm): 0.07\n\t\n- Compression Height (mm): 29.70\n\n**Included Components**\n\n\t\n- Wossner Piston Kit Part No: 8012DA (+0.50)\n\t\n- Lock Part No: CW18\n\t\n- Pin Part No: WP039\n\t\n- Ring Set Part No: RSB7250 &times; 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-91-94-ktm300-7250-wossner-8012d050-forged","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/72e23abe687b:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/72e23abe687b: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."]}}