{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"ed4aebd2f117","name":"TOP END PISTON & GASKET KIT 78MM KTM SX-F 250 16-22, ATHENA P5F0780078002A, SET A","sku":"56-T1012.A_ATH","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":213,"formatted":"£213.00"},"summary":"ATHENA Top End Piston Kit. Forged 4-stroke piston Ø 77.96 mm and top end gasket kit P5F0780078002A. The kit combines two essential engine components for excellent results, offering high performance and maximum reliability. Pistons are made from a special high-performance aluminum alloy with high silicon content for reliability, resistance, and performance. Piston rings are made in Japan with wear-resistant coatings (PVD or chromium nitride) for increased durability. Gasket kits are based on extensive experience and technological development, manufactured to strict parameters using laser cutting for precision. Includes technical features such as a Big End Pin Diameter of 16x9x38.2 mm, Bore Diameter of 77.96 mm, Compression Height of 19.50 mm, Compression Ratio of 14.4:1, Displacement of 250 cc, Number Of Segments of 2, Standard Piston Pin Type, and Forged Piston Type.","attributes":[{"label":"Variant Id","value":"309808"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-T1012_2EA_5FATH/4144739ef1cafea2.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-T1012_2EA_5FATH/4144739ef1cafea2.jpg"],"description":"ATHENA Top End Piston Kit. Forged 4-stroke piston Ø 77.96 mm and top end gasket kit P5F0780078002A. The kit combines two essential engine components for excellent results, offering high performance and maximum reliability. Pistons are made from a special high-performance aluminum alloy with high silicon content for reliability, resistance, and performance. Piston rings are made in Japan with wear-resistant coatings (PVD or chromium nitride) for increased durability. Gasket kits are based on extensive experience and technological development, manufactured to strict parameters using laser cutting for precision. Includes technical features such as a Big End Pin Diameter of 16x9x38.2 mm, Bore Diameter of 77.96 mm, Compression Height of 19.50 mm, Compression Ratio of 14.4:1, Displacement of 250 cc, Number Of Segments of 2, Standard Piston Pin Type, and Forged Piston Type.","descriptionMarkdown":"### Athena Top End Piston and Gasket Kit for KTM SX-F 250\n\nThis Athena Top End Piston Kit is a comprehensive solution designed to provide exceptional performance and reliability for your KTM SX-F 250. It combines a high-quality forged piston with a complete top-end gasket set, ensuring perfect compatibility and optimal engine function.\n\nAthena meticulously develops, tests, and manufactures all its pistons and compatible gaskets in-house. This integrated approach guarantees that each component works harmoniously, delivering superior performance and maximum engine durability. The kit is engineered to offer a significant upgrade over standard parts while maintaining the reliability expected from original equipment.\n\n#### Key Features:\n\n \n- Forged 4-Stroke Piston: Manufactured using advanced numerical control (CNC) machines with a special high-silicon aluminum alloy for enhanced strength, performance, and reliability.\n \n- Reduced Friction: Some piston skirts feature a molybdenum disulfide coating applied by screen printing to minimize friction, boosting performance and lifespan.\n \n- High-Performance Piston Rings: Includes premium \"Made in Japan\" piston rings with wear-resistant coatings (PVD or chromium nitride) for reduced cylinder friction and increased durability.\n \n- Reliable Gasket Set: Athena's top-end gasket kit leverages over 40 years of industry experience, utilizing constant technological development and strict adherence to manufacturer specifications for a perfect seal.\n \n- Precision Manufacturing: Gaskets are cut using the latest generation lasers for unparalleled precision.\n \n- Material Excellence: Utilizes a wide range of high-quality raw materials, with surface treatments and stress-relieving processes applied to improve sealing in critical areas.\n \n- Optimized Combustion: The smooth piston profile promotes regular airflow and efficient flame propagation for improved combustion.\n\n#### Technical Specifications:\n\n \n- Bore Diameter: 77.96 mm\n \n- Compression Ratio: 14.4:1\n \n- Number of Rings: 2\n \n- Piston Type: Forged\n \n- Piston Pin Type: Standard\n \n- Big End Pin Diameter: 16x9x38,2 mm\n \n- Compression Height: 19.50 mm\n \n- Displacement: 250 cc","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/top-end-piston-gasket-kit-78mm-ktm-sx-f-250-16-22-athena-p5f0780078002a-set-a","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/ed4aebd2f117:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/ed4aebd2f117:1"}},"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."]}}