{"product_id":"kibblewhite-racing-valve-spring-kit-1","title":"Racing Valve Spring Kit","description":"\u003cp\u003eValve Spring Kit - 0.600\" Lift - Shovelhead '66-'E79\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for its specific application, taking into account several critical parameters including; cam profiles, harmonics, natural frequency of the springs, valvetrain mass, required pressure, wire stress, fatigue life, and engine rpm\u003c\/li\u003e\n\u003cli\u003eProgressively wound springs using Kobe super-clean, chromium silicon(CrSi) based wire that is heat treated and shot peened\u003c\/li\u003e\n\u003cli\u003eComplete set for one engine\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KIBBLEWHITE","offers":[{"title":"Default Title","offer_id":53131374657903,"sku":"0926-2926","price":142.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/0323\/6463\/files\/5A78FCC2-068B-4D71-81D0-50B0A1709FEB.png?v=1781905764","url":"https:\/\/factory47.com\/products\/kibblewhite-racing-valve-spring-kit-1","provider":"Factory 47","version":"1.0","type":"link"}