{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"abeaf110bddf","name":"SUZUKI RM 250 1998 GRADE C 66.36mm TWIN RING PISTON","sku":"V.2540C","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 depending on the application. The pistons are made using gravity casting or hydraulic forging, with material structure refined through advanced heat treatment in an automatic implant with hot water solubilization. Machining is performed on CNC machines using diamond tools to achieve specific surface finishes. Each Vertex 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 durability. This is a twin ring piston with a 66.36mm bore.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/suzuki-rm-250-1998-grade-c-66.36mm-twin-ring-piston-3805-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/suzuki-rm-250-1998-grade-c-66.36mm-twin-ring-piston-3805-p.jpg"],"description":"Vertex pistons are manufactured using Low-Ex aluminium alloys with 12%, 18%, or 21% silicon depending on the application. The pistons are made using gravity casting or hydraulic forging, with material structure refined through advanced heat treatment in an automatic implant with hot water solubilization. Machining is performed on CNC machines using diamond tools to achieve specific surface finishes. Each Vertex 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 durability. This is a twin ring piston with a 66.36mm bore.","descriptionMarkdown":"### Vertex Grade C Twin Ring Piston for High-Performance Engines\n\nUpgrade your engine performance with the Vertex Grade C twin ring piston. Engineered for precision and reliability, this 66.36mm piston is designed to meet the rigorous demands of two-stroke engine applications, providing optimal compression and consistent power delivery.\n\nVertex utilizes exotic Low-Ex silicon-charged aluminium alloys, offering varying silicon content to suit specific engine needs. Through a combination of gravity casting or hydraulic forging processes and state-of-the-art heat treatment technology, these pistons achieve a refined material structure that enhances both durability and resistance to thermal expansion.\n\n### Key Features and Engineering\n\n \n- Advanced Alloy Construction: Manufactured using low expansion silicon-charged aluminium for superior stability under high heat conditions.\n \n- Precision Machining: CNC-machined using advanced diamond tooling to achieve exact tolerances and specific surface finishes tailored for high-performance use.\n \n- Molybdenum Bisulphite Coating: Features a specialized black coating that assists during the break-in period and actively reduces friction within the cylinder bore.\n \n- Enhanced Phosphate Coating: Incorporates a secondary phosphate treatment that increases surface hardness and improves the adhesion of the Molybdenum coating, effectively doubling its operational durability.\n \n- Rigorous Quality Control: Every unit undergoes strict manual and automatic inspection processes to ensure the highest standards of manufacturing excellence.\n\nBy leveraging technology derived from Formula One racing developments, this Vertex piston ensures your engine operates with reduced wear and improved longevity. Whether you are performing a top-end rebuild or enhancing your engine's output, this twin ring piston provides the reliability and performance required for demanding riding environments.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/suzuki-rm-250-1998-grade-c-6636mm-twin-ring-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."]}}