{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"2cdffde8456e","name":"PISTON KIT 87-90 510cc 91.50, WOSSNER 8511DB HUSQVARNA","sku":"56-W105.B","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":220.73,"formatted":"£220.73"},"summary":"Wossner 91.50mm forged piston kit designed for durability and precision. Engineered for efficient heat transfer and uniform expansion, this piston reduces localized pressure and prevents piston collapse. Manufactured in Germany, it meets high-quality standards for reliable performance. Features include superior strength, optimized heat transfer for enhanced combustion efficiency, and an elliptical design for uniform bearing surface. Bore size is 91.50mm (91.45mm) with an oversize of 0.01mm. Displacement is 503cc, stroke is 60.80mm, and clearance is 0.06mm. Compression ratio is OEM (11.40:1) with a dome volume of +1.90cm³. Compression height is 24.50mm. Includes lock part number CW20, pin part number WP038, and ring set part number 915XSY. Weight is 428g.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"91.5mm"},{"label":"Variant Id","value":"254528"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock53474_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock53474_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock53474_2.jpg"],"description":"Wossner 91.50mm forged piston kit designed for durability and precision. Engineered for efficient heat transfer and uniform expansion, this piston reduces localized pressure and prevents piston collapse. Manufactured in Germany, it meets high-quality standards for reliable performance. Features include superior strength, optimized heat transfer for enhanced combustion efficiency, and an elliptical design for uniform bearing surface. Bore size is 91.50mm (91.45mm) with an oversize of 0.01mm. Displacement is 503cc, stroke is 60.80mm, and clearance is 0.06mm. Compression ratio is OEM (11.40:1) with a dome volume of +1.90cm³. Compression height is 24.50mm. Includes lock part number CW20, pin part number WP038, and ring set part number 915XSY. Weight is 428g.","descriptionMarkdown":"### Wossner 91.50mm Forged Piston Kit for Husqvarna 510cc Motorcycles\n\nEnhance the performance and durability of your Husqvarna motorcycle with this high-quality Wossner forged piston kit. Engineered for precision and built to last, this piston kit is designed to optimize combustion and ensure reliable operation for your 510cc engine.\n\n**Key Features:**\n\n\t\n- Wossner forged piston provides superior strength and longevity compared to cast pistons.\n\t\n- Designed for optimal heat transfer, contributing to efficient combustion and preventing overheating.\n\t\n- Features an elliptical design that promotes a uniform bearing surface, reducing localized pressure and the risk of piston collapse.\n\t\n- Precision manufactured in Germany to exacting standards for consistent and dependable performance.\n\t\n- Includes all necessary components for a complete installation.\n\n**Specifications:**\n\n\t\n- Bore Size: 91.50mm (actual measured 91.45mm)\n\t\n- Oversize: 0.01mm\n\t\n- Engine Displacement: 503cc\n\t\n- Stroke: 60.80mm\n\t\n- Piston Clearance: 0.06mm\n\t\n- Compression Ratio: Matches Original Equipment Manufacturer (OEM) 11.40:1\n\t\n- Dome Volume: +1.90 cubic centimeters\n\t\n- Compression Height: 24.50mm\n\t\n- Lock Part Number: CW20\n\t\n- Pin Part Number: WP038\n\t\n- Ring Set Part Number: 915XSY","weightGrams":null,"fitments":[{"make":"HUSQVARNA","model":"TC 510","cc":null,"notes":null,"years":"1987–1990"},{"make":"HUSQVARNA","model":"TE 510","cc":null,"notes":null,"years":"1987–1990"},{"make":"HUSQVARNA","model":"WRE 510","cc":null,"notes":null,"years":"1987–1990"}],"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-87-90-510cc-9150-wossner-8511db-husqvarna","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/2cdffde8456e:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/2cdffde8456e: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."]}}