{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e5e2f98e120f","name":"TOP END PISTON & GASKET KIT 77MM HONDA CRF 250 16-17, ATHENA P5F0768245003B, SET B","sku":"56-T1002.B_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 HONDA CRF 250 16-17. Includes a forged 4-stroke piston with a bore diameter of 76.76 mm and a top end gasket kit. The piston is made from a special high-performance aluminum alloy with a high silicon content, produced using state-of-the-art CNC machines. It features a smooth profile for regular flow and perfect flame propagation. Some pistons have a molybdenum disulfide coating on the skirts to reduce friction. The kit includes two piston rings Made in Japan with wear-resistant coatings (PVD or chromium nitride) for increased durability. Athena gaskets are made with advanced technology and materials for maximum reliability and sealing. Technical features: Big End Pin Diameter (mm) 16x10x43.5, Compression Height (mm) 19.20, Compression Ratio 13.5:1, Displacement (cc) 250, Number Of Segments 2, Piston Pin Type Biconical, Piston Type Forged.","attributes":[{"label":"Variant Id","value":"309779"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-T1002_2EB_5FATH/8ed864abe864ef6b.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-T1002_2EB_5FATH/8ed864abe864ef6b.jpg"],"description":"ATHENA Top End Piston Kit for HONDA CRF 250 16-17. Includes a forged 4-stroke piston with a bore diameter of 76.76 mm and a top end gasket kit. The piston is made from a special high-performance aluminum alloy with a high silicon content, produced using state-of-the-art CNC machines. It features a smooth profile for regular flow and perfect flame propagation. Some pistons have a molybdenum disulfide coating on the skirts to reduce friction. The kit includes two piston rings Made in Japan with wear-resistant coatings (PVD or chromium nitride) for increased durability. Athena gaskets are made with advanced technology and materials for maximum reliability and sealing. Technical features: Big End Pin Diameter (mm) 16x10x43.5, Compression Height (mm) 19.20, Compression Ratio 13.5:1, Displacement (cc) 250, Number Of Segments 2, Piston Pin Type Biconical, Piston Type Forged.","descriptionMarkdown":"### Athena Top End Piston and Gasket Kit\n\nThis Athena Top End Piston Kit offers a perfectly combined solution for essential engine components, integrating a high-performance forged 4-stroke piston with a complete top-end gasket set. Athena designs, develops, and tests all piston technologies and compatible gaskets internally, ensuring optimal performance and maximum reliability after installation.\n\n#### Key Features:\n\n \n- Forged Piston Construction: Made using advanced numerical control (CNC) machines from a special high-performance aluminum alloy with high silicon content, offering OE-level reliability with enhanced resistance and performance.\n \n- Optimized Piston Profile: Features a perfectly smooth profile for regular airflow and ideal flame propagation. Some pistons include a molybdenum disulfide coating on the skirts, applied via screen printing, to further reduce friction, boosting performance and durability.\n \n- High-Quality Piston Rings: Includes two piston rings made in Japan, featuring wear-resistant coatings (PVD or chromium nitride) to minimize friction with the cylinder, increasing retainment and longevity.\n \n- Reliable Gasket Set: Developed with over 40 years of industry experience, Athena gasket kits are built on extensive know-how and continuous technological development. Production adheres strictly to manufacturer parameters, with laser cutting ensuring perfect precision.\n \n- Advanced Gasket Technology: Utilizes a wide range of raw materials, employs surface treatments to correct irregularities, and follows material stress-relieving processes for improved sealing in critical areas.\n \n- Included Components: Forged piston with a 76.76 mm bore diameter and a top-end gasket kit.\n\n#### Technical Specifications:\n\n \n- Big End Pin Diameter (mm): 16x10x43.5\n \n- Bore Diameter (mm): 76.76\n \n- Compression Height (mm): 19.20\n \n- Compression Ratio: 13.5:1\n \n- Displacement (cc): 250\n \n- Number Of Segments: 2\n \n- Piston Pin Type: Biconical\n \n- Piston Type: Forged","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/top-end-piston-gasket-kit-77mm-honda-crf-250-16-17-athena-p5f0768245003b-set-b","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e5e2f98e120f:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e5e2f98e120f: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."]}}