{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"069a5d011c22","name":"PISTON KIT 2023 KTM/HUSQVARNA 250 81mm, WOSSNER 4077DC","sku":"56-W4077.C.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":182.46,"formatted":"£182.46"},"summary":"Wossner 4077DC piston kit with 81mm bore and 80.97mm C grade piston. Features double bridge forging, 2618-T6 alloy, gas ported design, and a compression ratio of 14.40:1. Includes RIK81.00 rings and WP070-SP piston pin. Piston weight is 150.9g. Wossner forged pistons offer superior strength and design, engineered for optimal combustion chamber heat transfer to cylinder walls. Elliptically designed to provide a uniform bearing surface under heat expansion, eliminating localized pressure and distributing thrust loads evenly to prevent piston collapse. Made in Germany.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"314391"}],"image":"https://www.oro2u.com/media/catalog/product/5/6/56-w4077-c-wo.jpg","images":["https://www.oro2u.com/media/catalog/product/5/6/56-w4077-c-wo.jpg"],"description":"Wossner 4077DC piston kit with 81mm bore and 80.97mm C grade piston. Features double bridge forging, 2618-T6 alloy, gas ported design, and a compression ratio of 14.40:1. Includes RIK81.00 rings and WP070-SP piston pin. Piston weight is 150.9g. Wossner forged pistons offer superior strength and design, engineered for optimal combustion chamber heat transfer to cylinder walls. Elliptically designed to provide a uniform bearing surface under heat expansion, eliminating localized pressure and distributing thrust loads evenly to prevent piston collapse. Made in Germany.","descriptionMarkdown":"### Wossner 81mm Piston Kit\n\nThis Wossner piston kit is designed for high-performance engines, featuring a forged construction for superior strength and advanced design. Engineered to optimize combustion chamber heat transfer to the cylinder walls, this piston promotes efficient engine operation.\n\nThe elliptical design ensures a uniform bearing surface, even under extreme heat expansion. This feature helps to prevent localized pressure and distributes thrust loads more evenly, thereby preventing piston collapse and ensuring a longer lifespan.\n\n#### Key Features:\n\n \n- Forged construction for enhanced strength and durability.\n \n- Engineered for optimal heat transfer from the combustion chamber to cylinder walls.\n \n- Elliptically designed to provide uniform bearing surface under heat expansion.\n \n- Distributes thrust loads evenly, preventing piston collapse.\n \n- Gas ported for improved ring seal and reduced blow-by.\n \n- Double bridge forging for added structural integrity.\n \n- Constructed from high-quality 2618-T6 alloy.\n \n- Piston bore size: 81.00mm.\n \n- C grade piston size: 80.97mm.\n \n- Compression ratio: 14.40:1.\n \n- Includes RIK81.00 rings and WP070-SP piston pin.\n \n- Piston weight: 150.9g.\n \n- Made in Germany.","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-2023-ktmhusqvarna-250-81mm-wossner-4077dc","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/069a5d011c22:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/069a5d011c22:1"}},"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."]}}