{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"368ccdc552a2","name":"KAWASAKI KX 250 2002-2004 GRADE B 66.36mm SINGLE RING RACE PISTON","sku":"V.2797B","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":218.62,"formatted":"£218.62"},"summary":"Vertex pistons are manufactured using Low-Ex aluminium alloys with 12%, 18%, or 21% silicon. They are produced using gravity cast or hydraulic forging processes, followed by a heat treatment with solubilization by quench in hot water. Machining is done with CNC machines and diamond tools to achieve specific surface finishes. Each piston undergoes rigorous manual and automatic quality control. Vertex pistons feature a special Molybdenum Bisulphite black coating for break-in and friction reduction, and a new Phosphate Coating for increased hardness, surface porosity, and enhanced coating durability. This piston is a single ring, Grade B, 66.36mm race piston.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/kawasaki-kx-250-2002-2004-grade-b-66.36mm-1688-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/kawasaki-kx-250-2002-2004-grade-b-66.36mm-1688-p.jpg"],"description":"Vertex pistons are manufactured using Low-Ex aluminium alloys with 12%, 18%, or 21% silicon. They are produced using gravity cast or hydraulic forging processes, followed by a heat treatment with solubilization by quench in hot water. Machining is done with CNC machines and diamond tools to achieve specific surface finishes. Each piston undergoes rigorous manual and automatic quality control. Vertex pistons feature a special Molybdenum Bisulphite black coating for break-in and friction reduction, and a new Phosphate Coating for increased hardness, surface porosity, and enhanced coating durability. This piston is a single ring, Grade B, 66.36mm race piston.","descriptionMarkdown":"### Vertex Race Piston - 66.36mm Single Ring\n\nEngineered for high performance and reliability, this Vertex race piston is designed to meet the rigorous demands of competitive racing. Built from specialized Low-Ex aluminium alloys, these pistons feature high silicon content to ensure exceptional durability and thermal stability under extreme operating conditions.\n\nEvery Vertex piston undergoes a sophisticated gravity cast or hydraulic forging process, followed by precision heat treatment to refine the material structure. CNC machining and high-precision diamond tooling are utilized to achieve exact tolerances and superior surface finishes.\n\n### Key Features\n\n \n- Advanced Alloy Composition: Constructed using Low-Ex silicon-charged aluminium alloys for reduced expansion and increased strength.\n \n- Durable Coatings: Features an all-over Phosphate Coating that increases surface hardness and provides superior adhesion for the Molybdenum Bisulphite finish.\n \n- Friction Reduction: The specialized Molybdenum Bisulphite black coating aids in the break-in process and minimizes internal friction during operation.\n \n- Quality Assurance: Each piston is subjected to strict manual and automatic quality control inspections to ensure consistent, premium performance.\n \n- Race Ready: Precision engineered as a single ring configuration to provide the response required for professional race applications.\n\nBy leveraging technology derived from Formula One engine development, Vertex ensures that this 66.36mm piston offers maximum longevity and reliable power delivery, making it an ideal choice for engine rebuilds where quality and performance are the primary focus.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/kawasaki-kx-250-2002-2004-grade-b-6636mm-single-ring-race-piston","buyOneNow":null,"basketWithThis":null}},"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."]}}