{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"1aa6fa493c20","name":"TOP END PISTON & GASKET KIT 77MM HONDA CRF 250 16-17, ATHENA P5F0768245003C, SET C","sku":"56-T1002.C_ATH","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":219.07,"formatted":"£219.07"},"summary":"Athena Top End Piston Kit for 4-stroke motorcycles includes a forged piston and a top end gasket kit. The piston is made from a special high-performance aluminum alloy with high silicon content, produced using CNC machines, and may feature a molybdenum disulfide coating on the skirts to reduce friction. The included piston rings are Made in Japan with wear-resistant coatings (PVD or chromium nitride) for increased durability. Athena gasket kits are known for their reliability, utilizing advanced technology and high-quality materials with precise cutting from laser technology. This kit ensures high performance and maximum reliability. Technical features: Big End Pin Diameter 16x10x43.5 mm, Bore Diameter 76.77 mm, Compression Height 19.20 mm, Compression Ratio 13.5:1, Displacement 250 cc, Number Of Segments 2, Piston Pin Type Biconical, Piston Type Forged. The product is intended for competitive use only.","attributes":[{"label":"Variant Id","value":"309780"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-T1002_2EC_5FATH/8ed864abe864ef6b.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-T1002_2EC_5FATH/8ed864abe864ef6b.jpg"],"description":"Athena Top End Piston Kit for 4-stroke motorcycles includes a forged piston and a top end gasket kit. The piston is made from a special high-performance aluminum alloy with high silicon content, produced using CNC machines, and may feature a molybdenum disulfide coating on the skirts to reduce friction. The included piston rings are Made in Japan with wear-resistant coatings (PVD or chromium nitride) for increased durability. Athena gasket kits are known for their reliability, utilizing advanced technology and high-quality materials with precise cutting from laser technology. This kit ensures high performance and maximum reliability. Technical features: Big End Pin Diameter 16x10x43.5 mm, Bore Diameter 76.77 mm, Compression Height 19.20 mm, Compression Ratio 13.5:1, Displacement 250 cc, Number Of Segments 2, Piston Pin Type Biconical, Piston Type Forged. The product is intended for competitive use only.","descriptionMarkdown":"### Athena Top End Piston and Gasket Kit\n\nThis Athena Top End Piston Kit is a comprehensive solution designed to enhance the performance and reliability of your engine. It combines a high-quality forged piston with a perfectly matched top-end gasket set, engineered for optimal results.\n\nAthena meticulously develops and tests all piston technologies and materials in-house, ensuring the highest standards. This kit provides a perfectly tuned combination for superior performance and maximum engine reliability.\n\n#### Key Features:\n\n \n- Forged 4-Stroke Piston: Manufactured using advanced numerical control (CNC) machines from a special high-performance aluminum alloy with a high silicon content. This ensures OE-level reliability while offering increased resistance and excellent performance.\n \n- Optimized Piston Profile: Features a smooth profile designed for regular airflow and perfect flame propagation, contributing to efficient combustion.\n \n- Reduced Friction: Some piston skirts are treated with a molybdenum disulfide coating applied by screen printing to further reduce friction, enhancing both performance and durability.\n \n- High-Performance Piston Rings: Includes Japanese-made piston rings with wear-resistant coatings (PVD or chromium nitride) to minimize friction with the cylinder, leading to higher performance and extended durability.\n \n- Reliable Gasket Set: Developed with over 40 years of industry experience, Athena gaskets are known for their reliability. They are produced following strict manufacturer parameters, utilizing the latest generation laser cutting for precision.\n \n- Advanced Sealing Technology: Athena employs a wide range of raw materials, surface treatments to address irregularities, and material stress-relieving processes to improve sealing in critical areas.\n\n#### Technical Specifications:\n\n \n- Piston Type: Forged\n \n- Piston Bore Diameter: 76.77 mm\n \n- Number of Rings: 2\n \n- Piston Pin Type: Biconical\n \n- Compression Height: 19.20 mm\n \n- Compression Ratio: 13.5:1\n \n- Displacement: 250 cc\n \n- Big End Pin Diameter: 16x10x43.5 mm","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/top-end-piston-gasket-kit-77mm-honda-crf-250-16-17-athena-p5f0768245003c-set-c","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/1aa6fa493c20:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/1aa6fa493c20:1"}},"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."]}}