{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"5db92049a261","name":"PISTON KIT HARLEY 4.247&quot; SET/2, WOSSNER K8852DA-2 DAVIDSON, ROAD","sku":"56-W9973.000.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":1.2,"formatted":"£1.20"},"summary":"Wossner forged piston kit for Harley-Davidson Twin Cam Big Bore engines. Bore size: 4.247 inches, standard size, 10:1 compression ratio, domed type. Kit includes two pistons with skirt coating, designed for superior heat transfer, uniform bearing surface, and even thrust load distribution. Prevents piston collapse under high-temperature operation. Manufactured in Germany. Includes pistons, rings, clips, and pins. Part numbers: Wossner K8852DA-2, 56-W9973.000.WO.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"4.247\""},{"label":"Variant Id","value":"259342"}],"image":null,"images":[],"description":"Wossner forged piston kit for Harley-Davidson Twin Cam Big Bore engines. Bore size: 4.247 inches, standard size, 10:1 compression ratio, domed type. Kit includes two pistons with skirt coating, designed for superior heat transfer, uniform bearing surface, and even thrust load distribution. Prevents piston collapse under high-temperature operation. Manufactured in Germany. Includes pistons, rings, clips, and pins. Part numbers: Wossner K8852DA-2, 56-W9973.000.WO.","descriptionMarkdown":"### Wossner Performance Piston Kit for Harley-Davidson Twin Cam Big Bore Engines\n\nEnhance the performance and durability of your Harley-Davidson Twin Cam engine with this premium Wossner piston kit. Engineered for Big Bore configurations of 103 and 113 cubic inches, this kit is designed to meet the demands of high-performance riding.\n\n**Key Features:**\n\n \n- Forged high-performance pistons with advanced skirt coating for reduced friction and improved longevity.\n \n- Optimized design for superior heat transfer from the combustion chamber to the cylinder walls, ensuring efficient operation.\n \n- Elliptical piston shape maintains a uniform bearing surface even under extreme thermal expansion.\n \n- Even distribution of thrust loads minimizes localized pressure points, contributing to engine reliability.\n \n- Constructed to prevent piston collapse during high-temperature operation, crucial for demanding conditions.\n \n- Each kit includes two complete pistons, along with all necessary rings, clips, and pins for a straightforward installation.\n\n**Specifications:**\n\n \n- Bore Size: 4.247 inches\n \n- Piston Size: Standard\n \n- Compression Ratio: 10:1\n \n- Dome Type: Domed\n \n- Quantity: Kit includes 2 pistons\n \n- Manufacturing Origin: Germany\n\nThis Wossner piston kit is a direct replacement for Wossner K8852DA-2 and part number, offering a high-quality upgrade for your motorcycle.","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-harley-4247quot-set2-wossner-k8852da-2-davidson-road","buyOneNow":null,"basketWithThis":null}},"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."]}}