{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"50103534a427","name":"PISTON KIT 2023 KX250 77.96mm, WOSSNER 4076DB, KAWASAKI","sku":"56-W4089.B.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":194.63,"formatted":"£194.63"},"summary":"PISTON KIT 77.96mm, B GRADE. Bore 78.00mm. WOSSNER 4076DB (STD). Wossner forged pistons are superior in strength and design. Engineered to provide the best possible path for combustion chamber heat transfer to cylinder walls. Elliptically designed to provide a more uniform bearing surface under piston heat expansion, eliminating localized pressure and distributing thrust loads more evenly, thereby preventing piston collapse. Made in Germany. Part No. 56-W4089.B.WO. WOSSNER 4089DB PISTON KIT 78.00mm B GRADE PISTON KIT 77.96mm COMPRESSION RATIO 14.10 COMPRESSION HEIGHT 20mm STROKE 52.20mm. RING SET. RIK78.00. CLIPS. CW16. PIN. WP070DLC.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"316244"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4089_2EB_2EWO/bef8d74c1bed7796.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4089_2EB_2EWO/bef8d74c1bed7796.jpg"],"description":"PISTON KIT 77.96mm, B GRADE. Bore 78.00mm. WOSSNER 4076DB (STD). Wossner forged pistons are superior in strength and design. Engineered to provide the best possible path for combustion chamber heat transfer to cylinder walls. Elliptically designed to provide a more uniform bearing surface under piston heat expansion, eliminating localized pressure and distributing thrust loads more evenly, thereby preventing piston collapse. Made in Germany. Part No. 56-W4089.B.WO. WOSSNER 4089DB PISTON KIT 78.00mm B GRADE PISTON KIT 77.96mm COMPRESSION RATIO 14.10 COMPRESSION HEIGHT 20mm STROKE 52.20mm. RING SET. RIK78.00. CLIPS. CW16. PIN. WP070DLC.","descriptionMarkdown":"### Wossner Forged Piston Kit - 77.96mm Bore\n\nUpgrade your engine's performance and durability with this premium Wossner forged piston kit. Engineered in Germany, Wossner pistons are renowned for their superior strength and advanced design, ensuring optimal power delivery and longevity.\n\nThis specific kit features a piston with a **77.96mm bore**, designed as a B grade replacement for standard fitment. The piston is meticulously engineered to facilitate efficient combustion chamber heat transfer to the cylinder walls. Its elliptical design accounts for uniform bearing surfaces under heat expansion, preventing piston collapse and distributing thrust loads evenly for enhanced reliability.\n\n\t\n- Superior Strength: Wossner forged pistons offer exceptional durability and resistance to extreme conditions.\n\t\n- Optimized Heat Transfer: Designed for efficient combustion chamber heat management.\n\t\n- Elliptical Design: Ensures uniform bearing surfaces and even thrust load distribution under expansion, preventing piston collapse.\n\t\n- High Performance: Engineered for maximum power output and engine responsiveness.\n\t\n- Precision Manufacturing: Made in Germany to exacting standards.\n\t\n- Specifications: Includes a B Grade piston at 77.96mm bore, 14.10 compression ratio, 20mm compression height, and 52.20mm stroke.\n\nThis kit includes essential components for a complete installation. Please verify compatibility with your specific application.","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-kx250-7796mm-wossner-4076db-kawasaki","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/50103534a427:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/50103534a427:1"}},"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."]}}