{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"401be81697a6","name":"VALVE SPRING KIT ROTAX 500/600, KIBBLEWHITE 91-9400 AIR COOLED","sku":"65-9663.KW","brand":"Kibblewhite","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":212.9,"formatted":"£212.90"},"summary":"Kibblewhite 91-9400 valve spring kit for Rotax 500/600 air cooled engines, 1982-2006. Features titanium construction and 0.450 lift. KPMI high performance lightweight valve spring kits are designed for specific applications, considering parameters such as cam profiles, harmonics, natural frequency, valvetrain mass, required pressure, and wire stress.","attributes":[{"label":"General Product Group","value":"Cam & Valvetrain"},{"label":"General Product Type","value":"Valve Spring"},{"label":"Variant Id","value":"264442"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-9663_2EKW/b4f3ce905e3a47ba.png","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-9663_2EKW/b4f3ce905e3a47ba.png","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-9663_2EKW/f748717285cabb47.jpg"],"description":"Kibblewhite 91-9400 valve spring kit for Rotax 500/600 air cooled engines, 1982-2006. Features titanium construction and 0.450 lift. KPMI high performance lightweight valve spring kits are designed for specific applications, considering parameters such as cam profiles, harmonics, natural frequency, valvetrain mass, required pressure, and wire stress.","descriptionMarkdown":"### Kibblewhite Racing Valve Spring Kit for Rotax Air Cooled Engines\n\nThis high-performance valve spring kit from Kibblewhite is engineered for Rotax 500cc and 600cc air-cooled engines. Designed to optimize valvetrain performance, this kit offers superior durability and power output compared to standard factory parts.\n\nKPMI has been at the forefront of valvetrain innovation since 1938. This lightweight valve spring kit is a testament to their expertise, providing a unified system approach for enhanced engine performance. Each kit is meticulously designed for its specific application, considering critical parameters such as cam profiles, harmonics, spring natural frequency, valvetrain mass, required pressure, and wire stress.\n\n#### Key Features:\n\n \n- Racing valve spring kit\n \n- Titanium construction for reduced weight and increased strength\n \n- Designed for 0.450 lift applications\n \n- Engineered for BRP Rotax air-cooled singles 500cc and 600cc\n \n- Outperforms and outlasts factory valve springs\n \n- Precision engineered for specific engine applications","weightGrams":null,"fitments":[],"collections":[{"name":"Cam & Valvetrain","url":"https://www.2brosparts.com/api/agent/collection/GB/cam-valvetrain"},{"name":"Valve Spring","url":"https://www.2brosparts.com/api/agent/collection/GB/valve-spring"}],"links":{"page":"https://www.2brosparts.com/products/valve-spring-kit-rotax-500600-kibblewhite-91-9400-air-cooled","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/401be81697a6:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/401be81697a6:1"}},"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."]}}