{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"6d229b9b795a","name":"KIT IN VALVE+SPRING RM-Z450, PROX 28.SIS3407-2 INTAKE","sku":"65-K164.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":140.5,"formatted":"£140.50"},"summary":"ProX Steel INTAKE Valve and Spring Kit. This kit contains steel intake valves and specially designed stronger valve springs. The ProX kit replaces OEM valves and valve springs and can be installed using OEM retainers, bases, and valve seats. Weight: 164g. Manufacturer: Pro-X Racing. Part Number: 28.SIS3407-2.","attributes":[{"label":"General Product Group","value":"Cam & Valvetrain"},{"label":"General Product Type","value":"Valve & Spring Kit"},{"label":"Variant Id","value":"264480"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-K164_2EPX/2085fc29edc570d9.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-K164_2EPX/2085fc29edc570d9.jpg"],"description":"ProX Steel INTAKE Valve and Spring Kit. This kit contains steel intake valves and specially designed stronger valve springs. The ProX kit replaces OEM valves and valve springs and can be installed using OEM retainers, bases, and valve seats. Weight: 164g. Manufacturer: Pro-X Racing. Part Number: 28.SIS3407-2.","descriptionMarkdown":"### ProX Steel Intake Valve and Spring Kit\n\nUpgrade your engine's performance and durability with the ProX Steel Intake Valve and Spring Kit. This kit is engineered to provide an extended lifespan compared to standard OEM titanium valves, offering up to three times the durability.\n\nThe ProX kit includes a high-quality steel intake valve along with specially designed, stronger valve springs. These components are intended to replace your original equipment valves and springs. The increased weight of the steel valve necessitates the use of a more robust spring, which is included to ensure optimal performance and reliability.\n\nInstallation is straightforward, as the ProX kit is designed to utilize your motorcycle's OEM retainers, bases, and valve seats. This makes for a convenient and effective upgrade solution.\n\n#### Key Features:\n\n \n- Durable steel intake valve for enhanced longevity.\n \n- Includes stronger valve springs to accommodate the steel valve.\n \n- Offers up to three times the lifespan of OEM titanium valves.\n \n- Designed for direct replacement of OEM valves and springs.\n \n- Compatible with OEM retainers, bases, and valve seats for easy installation.\n \n- Engineered by ProX Racing, a trusted name in high-performance motorcycle parts.","weightGrams":null,"fitments":[{"make":"SUZUKI","model":"RM-Z 450","cc":null,"notes":null,"years":"2007"}],"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-rm-z450-prox-28sis3407-2-intake","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/6d229b9b795a:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/6d229b9b795a: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."]}}