{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"8bb77fd91118","name":"PISTON KIT 87-90 510cc 91.50, WOSSNER 8511DA HUSQVARNA","sku":"56-W105.A","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":220.73,"formatted":"£220.73"},"summary":"Wossner 8511DA forged piston kit with 91.50mm bore. Features superior strength and design engineered for optimal combustion chamber heat transfer. Elliptically designed for uniform bearing surface under heat expansion, preventing piston collapse by distributing thrust loads evenly. Made in Germany. Includes lock P/N CW20, pin P/N WP038, and ring set P/N 915XSY. Specifications: 503 cm³ displacement, 76.50mm stroke, 0.06mm clearance, OEM compression ratio 12.00:1, -2.60 cm³ dome volume, 30.00mm compression height.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"91.5mm"},{"label":"Variant Id","value":"254527"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W105_2EA/3b03dd1333d36e6b.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W105_2EA/3b03dd1333d36e6b.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W105_2EA/a07138bc8bf3ad1c.jpg"],"description":"Wossner 8511DA forged piston kit with 91.50mm bore. Features superior strength and design engineered for optimal combustion chamber heat transfer. Elliptically designed for uniform bearing surface under heat expansion, preventing piston collapse by distributing thrust loads evenly. Made in Germany. Includes lock P/N CW20, pin P/N WP038, and ring set P/N 915XSY. Specifications: 503 cm³ displacement, 76.50mm stroke, 0.06mm clearance, OEM compression ratio 12.00:1, -2.60 cm³ dome volume, 30.00mm compression height.","descriptionMarkdown":"### Wossner 8511DA Piston Kit 91.50mm Bore\n\nThis Wossner piston kit is designed for high-performance engines requiring superior strength and reliability. Wossner forged pistons are engineered for optimal combustion chamber heat transfer, promoting efficient operation and longevity.\n\nThe elliptical design ensures a uniform bearing surface even under extreme heat expansion. This advanced design prevents localized pressure points and distributes thrust loads evenly, effectively eliminating piston collapse and ensuring a more stable engine performance.\n\n### Key Features:\n\n\t\n- Superior forged piston strength and design from Wossner.\n\t\n- Engineered for optimal combustion chamber heat transfer.\n\t\n- Elliptical design for uniform bearing surface and even thrust load distribution.\n\t\n- Prevents piston collapse by managing heat expansion effectively.\n\t\n- Made in Germany to exacting standards.\n\n### Kit Components:\n\n\t\n- Wossner Piston: Husqvarna TE510 91.5 mm Bore (PN# 8511DA)\n\t\n- Lock P/N: CW20\n\t\n- Pin P/N: WP038\n\t\n- Ring Set P/N: 915XSY\n\n### Specifications:\n\n\t\n- Bore Size: 91.50mm\n\t\n- Displacement (cm³): 503\n\t\n- Hub Stroke (mm): 76.50\n\t\n- Clearance (mm): 0.06\n\t\n- Compression Ratio: OEM\n\t\n- OEM Compression Ratio: 12.00:1\n\t\n- Dome Volume (cm³): -2.60\n\t\n- Compression Height (mm): 30.00","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-8511da-husqvarna","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/8bb77fd91118:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/8bb77fd91118:1"}},"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."]}}