{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"dcaa8591cd05","name":"KAWASAKI KX 250 2002-2004 GRADE A 66.35mm SINGLE RING RACE PISTON","sku":"V.2797A","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":218.62,"formatted":"£218.62"},"summary":"Vertex pistons are manufactured using Low-Ex aluminium alloys with 12%, 18%, or 21% silicon content. They are produced using gravity cast or hydraulic forging, followed by heat treatment in an automatic HT implant with quench in hot water. Machining is done with the latest CNC machines and diamond tools to achieve specific surface finishes. Each piston undergoes rigorous manual and automatic quality control. Vertex pistons feature a Molybdenum Bisulphite black coating to aid break-in and reduce friction. A new Phosphate Coating offers increased hardness, light surface porosity, and superior adhesion of the Molybdenum Coating, doubling its durability. This piston is Grade A and has a 66.35mm bore.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/kawasaki-kx-250-2002-2004-grade-a-66.35mm-265-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/kawasaki-kx-250-2002-2004-grade-a-66.35mm-265-p.jpg"],"description":"Vertex pistons are manufactured using Low-Ex aluminium alloys with 12%, 18%, or 21% silicon content. They are produced using gravity cast or hydraulic forging, followed by heat treatment in an automatic HT implant with quench in hot water. Machining is done with the latest CNC machines and diamond tools to achieve specific surface finishes. Each piston undergoes rigorous manual and automatic quality control. Vertex pistons feature a Molybdenum Bisulphite black coating to aid break-in and reduce friction. A new Phosphate Coating offers increased hardness, light surface porosity, and superior adhesion of the Molybdenum Coating, doubling its durability. This piston is Grade A and has a 66.35mm bore.","descriptionMarkdown":"### Vertex Grade A 66.35mm Single Ring Race Piston\n\nEnhance the performance and reliability of your engine with the Vertex Grade A 66.35mm Single Ring Race Piston. Engineered for competitive use, Vertex pistons are manufactured using specialized Low-Ex silicon-charged aluminium alloys to ensure superior durability and optimal thermal expansion control.\n\nEach piston is crafted using advanced gravity casting or hydraulic forging processes, followed by state of the art heat treatment to refine the material structure. Precision machining is achieved through CNC technology and diamond tooling, ensuring exact tolerances and a high quality finish tailored to the demands of high performance engines.\n\n### Key Features\n\n \n- Advanced Alloy Composition: Utilizes Low-Ex silicon-charged aluminium for maximum strength and reduced thermal expansion.\n \n- Precision Engineering: Manufactured using high tech CNC machinery and diamond tools for consistent, race-ready specifications.\n \n- Dual Coating Technology: Features a Molybdenum Bisulphite black coating to reduce friction and assist in the break-in process.\n \n- Enhanced Durability: Incorporates a Phosphate Coating that increases surface hardness and provides superior adhesion for the Molybdenum layer, significantly extending the life of the coating.\n \n- Rigorous Quality Control: Every component undergoes strict manual and automatic inspections to meet the highest industry standards.\n\nWhether you are performing a top end rebuild or seeking an upgrade for racing applications, this Vertex piston offers the reliability and performance benefits required for demanding riding conditions.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/kawasaki-kx-250-2002-2004-grade-a-6635mm-single-ring-race-piston","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/dcaa8591cd05:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/dcaa8591cd05:1"}},"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."]}}