{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"d1caa7e1e9ec","name":"KIT IN VALVE+SPRING KXF250, PROX 28.SIS4341-2 INTAKE","sku":"65-K169.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":152.27,"formatted":"£152.27"},"summary":"ProX steel intake valve and spring kit. This kit replaces OEM valves and valve springs and can be installed using OEM retainers, bases, and valve seats. Contains steel intake valves and specially designed stronger valve springs.","attributes":[{"label":"General Product Group","value":"Cam & Valvetrain"},{"label":"General Product Type","value":"Valve & Spring Kit"},{"label":"Variant Id","value":"264485"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-K169_2EPX/75e4d9ceeee9d8fa.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-K169_2EPX/75e4d9ceeee9d8fa.jpg"],"description":"ProX steel intake valve and spring kit. This kit replaces OEM valves and valve springs and can be installed using OEM retainers, bases, and valve seats. Contains steel intake valves and specially designed stronger valve springs.","descriptionMarkdown":"### ProX Steel Intake Valve and Spring Kit\n\nUpgrade your motorcycle's performance and durability with the ProX Steel Intake Valve and Spring Kit. This kit offers a robust alternative to OEM titanium valves, providing significantly extended lifespan and reliable operation.\n\nProX is renowned for its high-quality engine components, and this kit exemplifies their commitment to performance and longevity. Designed as a direct replacement for your original valves and springs, this kit ensures a straightforward installation process. You can utilize your existing OEM retainers, bases, and valve seats, simplifying the upgrade.\n\n#### Key Features:\n\n \n- Enhanced Durability: Constructed from high-quality steel, these intake valves are engineered to last up to three times longer than standard OEM titanium valves.\n \n- Complete Kit: Includes a set of steel intake valves and specially designed, stronger valve springs. The heavier steel valves necessitate the use of more robust springs to ensure optimal performance.\n \n- Direct Replacement: This kit is designed to seamlessly replace your stock intake valves and valve springs.\n \n- Utilizes OEM Components: Compatible with your existing OEM retainers, bases, and valve seats for an easy installation.","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 250F","cc":null,"notes":null,"years":"2011–2016"}],"collections":[{"name":"Cam & Valvetrain","url":"https://www.2brosparts.com/api/agent/collection/GB/cam-valvetrain"},{"name":"Valve & Spring Kit","url":"https://www.2brosparts.com/api/agent/collection/GB/valve-spring-kit"}],"links":{"page":"https://www.2brosparts.com/products/kit-in-valvespring-kxf250-prox-28sis4341-2-intake","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/d1caa7e1e9ec:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/d1caa7e1e9ec: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."]}}