{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"9b962499a555","name":"VALVE SPRING SET WR YZ 250F 14-18, KIBBLEWHITE 80-81400, RACING SPRING KIT","sku":"65-7816","brand":"Kibblewhite","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":219.07,"formatted":"£219.07"},"summary":"VALVE SPRING SET WR YZ 250F 14-18, KIBBLEWHITE 80-81400, RACING SPRING KIT. Type Intake / Exhaust. Retainer Material Titanium. Intake Valve Lift 0.395. Intake Seat Pressure 55#. Intake Open Pressure 151#. Intake Installed Height 1.150. Intake @ Lift 0.395. Exhaust Valve Lift 0.370. Exhaust Seat Pressure 46#. Exhaust Open Pressure 119#. Exhaust Installed Height 1.095. Exhaust @ Lift 0.370.","attributes":[{"label":"General Product Group","value":"Cam & Valvetrain"},{"label":"General Product Type","value":"Valve Spring"},{"label":"Variant Id","value":"292887"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-7816/d7414df5abb6c7ee.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-7816/d7414df5abb6c7ee.jpg"],"description":"VALVE SPRING SET WR YZ 250F 14-18, KIBBLEWHITE 80-81400, RACING SPRING KIT. Type Intake / Exhaust. Retainer Material Titanium. Intake Valve Lift 0.395. Intake Seat Pressure 55#. Intake Open Pressure 151#. Intake Installed Height 1.150. Intake @ Lift 0.395. Exhaust Valve Lift 0.370. Exhaust Seat Pressure 46#. Exhaust Open Pressure 119#. Exhaust Installed Height 1.095. Exhaust @ Lift 0.370.","descriptionMarkdown":"### Kibblewhite Racing Valve Spring Kit for Yamaha YZ 250F\n\n This high-performance valve spring kit from Kibblewhite is engineered for the demanding needs of racing applications. Designed to optimize your Yamaha YZ 250F's engine performance, this kit is specifically created for use with KPMI Top End Kits and is not compatible with OEM components.\n\n### Key Features:\n\n \n- Type: Intake / Exhaust\n \n- Retainer Material: Titanium\n \n- Intake Valve Lift: 0.395 inches\n \n- Intake Seat Pressure: 55 lbs\n \n- Intake Open Pressure: 151 lbs\n \n- Intake Installed Height: 1.150 inches\n \n- Intake @ Lift: 0.395 inches\n \n- Exhaust Valve Lift: 0.370 inches\n \n- Exhaust Seat Pressure: 46 lbs\n \n- Exhaust Open Pressure: 119 lbs\n \n- Exhaust Installed Height: 1.095 inches\n \n- Exhaust @ Lift: 0.370 inches\n\n Upgrade your engine's valvetrain with this precision-engineered Kibblewhite racing spring kit for enhanced durability and peak power output.","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YZ 250F","cc":null,"notes":null,"years":"2014–2018"},{"make":"YAMAHA","model":"YZ 250FX","cc":null,"notes":null,"years":"2014–2018"}],"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-set-wr-yz-250f-14-18-kibblewhite-80-81400-racing-spring-kit","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/9b962499a555:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/9b962499a555:1"}},"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."]}}