{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"d12d41a94dfa","name":"KIT IN VALVE+SPRING RM-Z450, PROX 28.SIS3405-2 INTAKE","sku":"65-K162.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"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 titanium to steel conversion extends lifespan up to three times that of OEM titanium valves. The kit replaces OEM valves and springs and can be installed using OEM retainers, bases, and valve seats. Part number 28.SIS3405-2.","attributes":[{"label":"General Product Group","value":"Cam & Valvetrain"},{"label":"General Product Type","value":"Valve & Spring Kit"},{"label":"Variant Id","value":"264478"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-K162_2EPX/c11bf85fe6a32e0b.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-K162_2EPX/c11bf85fe6a32e0b.jpg"],"description":"ProX steel intake valve and spring kit. This kit contains steel intake valves and specially designed stronger valve springs. The ProX titanium to steel conversion extends lifespan up to three times that of OEM titanium valves. The kit replaces OEM valves and springs and can be installed using OEM retainers, bases, and valve seats. Part number 28.SIS3405-2.","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 is designed to provide a significantly longer lifespan compared to OEM titanium valves, extending it up to three times. The ProX conversion kits offer a robust alternative for your engine's valve train.\n\nEach kit includes a high-quality steel intake valve and specially designed, stronger valve springs. The heavier steel valve necessitates the use of a more robust spring to ensure optimal performance and longevity.\n\nThis ProX kit is engineered for a direct replacement of your original OEM valves and valve springs. You can confidently install these components using your existing OEM retainers, bases, and valve seats, making for a straightforward upgrade process.\n\n**Key Features:**\n\n \n- Extended Lifespan: Steel valves offer up to 3 times the lifespan of OEM titanium valves.\n \n- Complete Kit: Includes steel intake valve and stronger, custom-designed valve springs.\n \n- Direct Replacement: Designed to fit using OEM retainers, bases, and valve seats.\n \n- Enhanced Durability: Provides a more robust solution for your engine's valve train.","weightGrams":null,"fitments":[{"make":"SUZUKI","model":"RM-Z 450","cc":null,"notes":null,"years":"2005–2006"}],"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-28sis3405-2-intake","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/d12d41a94dfa:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/d12d41a94dfa: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."]}}