{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e511ef2bde0b","name":"HONDA CRF 450X 2005 - 2017 STEEL INTAKE VALVE  CONVERSION KIT","sku":"PROX.28-SIS1405-2","brand":"Prox","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":4,"price":{"amount":202.42,"formatted":"£202.42"},"summary":"Steel intake valve conversion kit manufactured from premium grade steel to exact OEM specifications and tolerances by leading OEM factories in Japan. This is 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/honda-crf-450x-2005-2017-steel-intake-valve-conversion-kit-9032-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-450x-2005-2017-steel-intake-valve-conversion-kit-9032-p.jpg"],"description":"Steel intake valve conversion kit manufactured from premium grade steel to exact OEM specifications and tolerances by leading OEM factories in Japan. This is 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 Intake Valve Conversion Kit\n\nThe ProX Steel Intake Valve Conversion Kit provides a reliable and cost-effective alternative to standard OEM valve setups. Designed for riders looking to improve engine longevity, this conversion kit replaces stock components with premium-grade steel valves manufactured to exact specifications and tolerances.\n\nBy switching to a steel valve configuration, this kit offers increased durability for your valvetrain. These components are produced by leading OEM factories in Japan, ensuring that every valve meets high quality standards for consistent performance and reliable operation under demanding conditions.\n\n### Key Features\n\n \n- Premium Material Construction: Manufactured using high-quality steel to ensure superior strength and heat resistance compared to standard options.\n \n- Precision Engineering: Built to exact OEM dimensions and tolerances for a direct and seamless fitment.\n \n- Enhanced Reliability: Designed to provide a robust solution for engine valvetrains, offering long-term stability.\n \n- Cost-Efficient Upgrade: A practical choice for engine maintenance and performance builds that require dependable, heavy-duty components.\n \n- Japanese Manufacturing: Produced by industry-leading OEM factories to guarantee consistent material quality and craftsmanship.\n\nWhether you are performing a routine top-end rebuild or looking to upgrade your engine for better durability, the ProX Steel Intake Valve Conversion Kit is engineered to provide the surface hardness and reliability necessary for high-performance use.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/honda-crf-450x-2005-2017-steel-intake-valve-conversion-kit","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e511ef2bde0b:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e511ef2bde0b: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."]}}