{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"8f8739eda4dd","name":"PISTON KIT 03-05 HUS 450 97.00, 8578DB WOSSNER HUSQVARNA","sku":"56-W023.B","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":208.24,"formatted":"£208.24"},"summary":"Wossner forged piston kit designed for superior strength and performance. Engineered for optimal heat transfer from the combustion chamber to cylinder walls. The elliptical design ensures uniform bearing surface under heat expansion, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany. Features forged construction for enhanced durability, optimized heat transfer for improved performance, elliptical design that prevents localized pressure and piston collapse, and OEM compression ratio for direct replacement. Specifications include a bore of 96.95 mm, piston size of 97.01 mm, displacement of 449 cm&sup3;, stroke of 60.80 mm, clearance of 0.06 mm, Wossner compression ratio of OEM, OEM compression ratio of 12.00:1, dome volume of -6.50 cm&sup3;, and compression height of 24.50 mm. Cross-reference OEM part numbers include lock CW20, pin WP073, and ring set 970XSY.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"254294"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W023_2EB/c656648007f26b74.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W023_2EB/c656648007f26b74.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W023_2EB/cc3b124f64ef4629.jpg"],"description":"Wossner forged piston kit designed for superior strength and performance. Engineered for optimal heat transfer from the combustion chamber to cylinder walls. The elliptical design ensures uniform bearing surface under heat expansion, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany. Features forged construction for enhanced durability, optimized heat transfer for improved performance, elliptical design that prevents localized pressure and piston collapse, and OEM compression ratio for direct replacement. Specifications include a bore of 96.95 mm, piston size of 97.01 mm, displacement of 449 cm&sup3;, stroke of 60.80 mm, clearance of 0.06 mm, Wossner compression ratio of OEM, OEM compression ratio of 12.00:1, dome volume of -6.50 cm&sup3;, and compression height of 24.50 mm. Cross-reference OEM part numbers include lock CW20, pin WP073, and ring set 970XSY.","descriptionMarkdown":"### Wossner Forged Piston Kit\n\nElevate your engine's performance and durability with this Wossner forged piston kit. Engineered for superior strength and optimal heat transfer, this kit is designed to withstand the demands of high-performance riding. The advanced elliptical design ensures uniform bearing surface even under extreme heat expansion, effectively preventing localized pressure and distributing thrust loads evenly to avoid piston collapse.\n\n**Key Features:**\n\n\t\n- Forged construction for exceptional strength and longevity.\n\t\n- Optimized heat transfer design for improved engine efficiency and performance.\n\t\n- Elliptical piston shape to prevent localized pressure and guarantee smooth operation under varying temperatures.\n\t\n- Maintains OEM compression ratio, ensuring a direct fit and predictable engine characteristics.\n\t\n- Manufactured in Germany, adhering to stringent quality standards.\n\n**Technical Specifications:**\n\n\t\n- Bore: 96.95 mm\n\t\n- Piston Size: 97.01 mm\n\t\n- Displacement: 449 cm&sup3;\n\t\n- Stroke: 60.80 mm\n\t\n- Piston Clearance: 0.06 mm\n\t\n- Compression Ratio (Wossner): OEM\n\t\n- Compression Ratio (OEM): 12.00:1\n\t\n- Dome Volume: -6.50 cm&sup3;\n\t\n- Compression Height: 24.50 mm\n\n**Included Components:**\n\n\t\n- Lock: CW20\n\t\n- Pin: WP073\n\t\n- Ring Set: 970XSY","weightGrams":null,"fitments":[{"make":"HUSQVARNA","model":"SMR 450","cc":null,"notes":null,"years":"2003–2005"},{"make":"HUSQVARNA","model":"TC 450","cc":null,"notes":null,"years":"2003–2005"},{"make":"HUSQVARNA","model":"TE 450","cc":null,"notes":null,"years":"2003–2005"}],"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-03-05-hus-450-9700-8578db-wossner-husqvarna","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/8f8739eda4dd:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/8f8739eda4dd: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."]}}