{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"6bea834d8b51","name":"CYLINDER KIT 97MM YAMAHA YZ 450 18-20, ATHENA P400485100067 STD BORE, (Piston included)","sku":"56-K198.97.CKA","brand":"Athena","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":523.97,"formatted":"£523.97"},"summary":"ATHENA Standard Bore Cylinder Kit, 97mm Bore Diameter, 450cc Displacement. This kit includes a high-quality aluminum cylinder with a nickel-silicon coating for smoothness and wear resistance, and a complete piston with pin and rings, along with all necessary gaskets. Engineered in Italy, it guarantees the same performance as original spare parts with extreme reliability and optimal smoothness. The lightweight aluminum cylinder, barrel with nickel-silicon coating, and a low-friction piston design contribute to its performance. Components are developed to withstand high temperatures, pressures, and stresses, validated by extensive testing. No engine crankcase modifications are required for installation. Technical features include a 97.00mm bore diameter, 12.8:1 compression ratio, and 450cc displacement.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinder Kits"},{"label":"General Size","value":"97mm"},{"label":"Variant Id","value":"291763"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K198_2E97_2ECKA/7f1a1e455851e1b3.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K198_2E97_2ECKA/7f1a1e455851e1b3.jpg"],"description":"ATHENA Standard Bore Cylinder Kit, 97mm Bore Diameter, 450cc Displacement. This kit includes a high-quality aluminum cylinder with a nickel-silicon coating for smoothness and wear resistance, and a complete piston with pin and rings, along with all necessary gaskets. Engineered in Italy, it guarantees the same performance as original spare parts with extreme reliability and optimal smoothness. The lightweight aluminum cylinder, barrel with nickel-silicon coating, and a low-friction piston design contribute to its performance. Components are developed to withstand high temperatures, pressures, and stresses, validated by extensive testing. No engine crankcase modifications are required for installation. Technical features include a 97.00mm bore diameter, 12.8:1 compression ratio, and 450cc displacement.","descriptionMarkdown":"### Athena Standard Bore Cylinder Kit - 97mm Bore, 450cc\n\nEnhance your motorcycle's performance and reliability with the Athena Standard Bore Cylinder Kit. This high-quality kit is engineered and manufactured in Italy by Athena, a leader in aftermarket engine components. Designed to provide the same performance as original spare parts, this kit ensures exceptional durability and smooth operation.\n\nThe cylinder features a motor-nicksil coating, a specialized nickel-silicon blend developed by Athena. This advanced coating offers superior smoothness and excellent wear resistance, contributing to the longevity of your engine. The lightweight aluminum cylinder construction, combined with a precision-engineered piston designed to reduce friction, ensures optimal performance and efficiency.\n\nThis comprehensive kit includes everything needed for installation: a high-quality aluminum cylinder with a standard 97mm bore, a complete piston assembly with piston pin and rings, and all necessary gaskets. Each component has been rigorously tested by Athena technicians under severe bench and road conditions to withstand high temperatures, pressures, and stresses, guaranteeing reliability.\n\nThis cylinder kit can be installed without requiring any modifications to the engine crankcase.\n\n#### Key Features:\n\n \n- Standard Bore Diameter: 97.00 mm\n \n- Displacement: 450 cc\n \n- Compression Ratio: 12.8:1\n \n- Advanced Motor-Nicksil Coating: For enhanced smoothness and wear resistance.\n \n- Lightweight Aluminum Cylinder: Contributes to overall engine performance.\n \n- Friction-Reducing Piston Design: Optimizes efficiency.\n \n- Complete Kit: Includes cylinder, piston assembly, and all necessary gaskets.\n \n- Direct Installation: No engine crankcase modifications required.\n \n- Engineered and Tested in Italy: Ensures high quality and performance.","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YZ 450F","cc":null,"notes":null,"years":"2018–2019"},{"make":"YAMAHA","model":"YZ 450FX","cc":null,"notes":null,"years":"2019–2020"},{"make":"YAMAHA","model":"YZF 450","cc":null,"notes":null,"years":"2018–2019"}],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Cylinder Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/cylinder-kits"}],"links":{"page":"https://www.2brosparts.com/products/cylinder-kit-97mm-yamaha-yz-450-18-20-athena-p400485100067-std-bore-piston-inclu","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/6bea834d8b51:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/6bea834d8b51:1"}},"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."]}}