{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"7bd345078801","name":"KTM EXC-F 250 2014 - 2016 STEEL EXHAUST VALVE CONVERSION KIT","sku":"PROX.28-SES6334-1","brand":"Prox","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":4,"price":{"amount":202.42,"formatted":"£202.42"},"summary":"Steel exhaust valve conversion kit manufactured of premium grade steel to exact OEM specifications and tolerances. Made by leading OEM factories in Japan, these steel valves are a direct and cost-efficient OEM replacement. ProX offers a wide range of steel and titanium engine valves as well as titanium into steel conversion kits.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/ktm-exc-f-250-2014-2016-steel-exhaust-valve-conversion-kit-10974-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/ktm-exc-f-250-2014-2016-steel-exhaust-valve-conversion-kit-10974-p.jpg"],"description":"Steel exhaust valve conversion kit manufactured of premium grade steel to exact OEM specifications and tolerances. Made by leading OEM factories in Japan, these steel valves are a direct and cost-efficient OEM replacement. ProX offers a wide range of steel and titanium engine valves as well as titanium into steel conversion kits.","descriptionMarkdown":"### ProX Steel Exhaust Valve Conversion Kit\n\nThe ProX Steel Exhaust Valve Conversion Kit provides a reliable and cost-effective alternative to standard OEM components. Engineered to meet or exceed strict original equipment specifications, this kit is designed for riders seeking enhanced durability and consistent performance during demanding engine operation.\n\nEach valve is manufactured by leading Japanese OEM factories using premium-grade steel, ensuring high levels of precision and structural integrity. By transitioning to a steel valve setup, users benefit from a robust valvetrain solution that is built to withstand high temperatures and rigorous use.\n\n### Key Features\n\n \n- Premium Materials: Constructed from high-quality steel to ensure long-lasting durability and resistance to wear.\n \n- OEM Specifications: Manufactured to exact tolerances for a precise fit and reliable operation within your engine.\n \n- Direct Conversion: Designed specifically for a seamless transition to a steel exhaust valve system.\n \n- High-Temperature Reliability: Engineered to maintain performance characteristics even under extreme engine heat.\n \n- Quality Manufacturing: Produced by top-tier Japanese OEM manufacturers to maintain the highest industry standards.\n\nWhether you are performing a routine engine rebuild or seeking a more resilient valvetrain setup, this ProX conversion kit offers the perfect balance of strength, reliability, and value for your motorcycle engine.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/ktm-exc-f-250-2014-2016-steel-exhaust-valve-conversion-kit","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/7bd345078801:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/7bd345078801:1"}},"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."]}}