{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"f85663c868e9","name":"KTM EXC-F 350 2012 - 2016 STEEL EXHAUST VALVE CONVERSION KIT","sku":"PROX.28-SES6353-1","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 made of premium grade steel to exact OEM specifications and tolerances. Manufactured 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 to steel conversion kits.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/ktm-exc-f-350-2012-2016-steel-exhaust-valve-conversion-kit-10973-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/ktm-exc-f-350-2012-2016-steel-exhaust-valve-conversion-kit-10973-p.jpg"],"description":"Steel exhaust valve conversion kit made of premium grade steel to exact OEM specifications and tolerances. Manufactured 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 to steel conversion kits.","descriptionMarkdown":"### ProX Steel Exhaust Valve Conversion Kit\n\nThe ProX Steel Exhaust Valve Conversion Kit offers a reliable and cost-effective alternative to standard valvetrain components. Engineered to meet or exceed OEM specifications, these valves are manufactured in leading Japanese factories to ensure high-level precision, durability, and performance consistency.\n\nDesigned for enthusiasts looking for a robust engine rebuild solution, this conversion kit provides the necessary components to transition your valvetrain to high-grade steel. By utilizing premium materials and strict manufacturing tolerances, this kit provides a direct replacement that maintains the integrity of your engine while offering enhanced longevity.\n\n### Key Features\n\n \n- Premium Grade Steel: Constructed from high-quality steel materials to ensure maximum durability under extreme engine conditions.\n \n- OEM Specifications: Manufactured to exact tolerances, ensuring a perfect fit and consistent operation compared to original equipment.\n \n- High-Performance Engineering: Produced by leading OEM factories in Japan to guarantee superior build quality and reliability.\n \n- Cost-Efficient Upgrade: Provides a durable, long-lasting valvetrain solution without the higher costs often associated with titanium alternatives.\n \n- Reliable Performance: Designed to withstand high engine temperatures and stress, providing a stable valvetrain for consistent power delivery.\n\nWhether you are performing routine maintenance or a complete engine overhaul, the ProX Steel Exhaust Valve Conversion Kit is a dependable choice for riders and mechanics who prioritize strength and value in their engine components.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/ktm-exc-f-350-2012-2016-steel-exhaust-valve-conversion-kit","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/f85663c868e9:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/f85663c868e9:1"}},"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."]}}