{"product_id":"manley-22407-16-valve-spring-spring-1437-double","title":"Manley 22407-16 - Valve Spring, SPRING-1.437 DOUBLE","description":"\u003cp\u003eManley 22407-16 - Valve Spring, SPRING-1.437 DOUBLE\u003c\/p\u003e\u003cp\u003eValve Spring - Street Master - Dual Spring \/ Damper - 418 lb\/in Spring Rate - 1.085 in Coil Bind - 1.437 in OD - Set of 16\u003c\/p\u003e\u003cp\u003eManley Valve Spring, SPRING-1.437 DOUBLE\u003c\/p\u003e\u003cp\u003eThe Manley Street Master series delivers upgraded valve springs and components designed specifically for street-driven performance builds. Made from high-tensile chrome silicon steel with precision shot-peening and heat treatment for long life, Street Master parts offer improved valve control, reduced stress, and dependable performance over factory components. Ideal for naturally aspirated and mildly modified engines, these components give you stronger valve-train stability and smoother operation for spirited street driving without race-only complexity.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChrome silicon material\u003c\/li\u003e\n\u003cli\u003eDesigned for low stress and long service life\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eProduct Market\u003c\/strong\u003e: \u003cspan\u003eDomestic\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAverage Gram Weight\u003c\/strong\u003e: \u003cspan\u003e121\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: \u003cspan\u003eEngine Valve Spring\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eValve Spring Outer Diameter\u003c\/strong\u003e: \u003cspan\u003e1.437\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eValve Spring Inner Diameter\u003c\/strong\u003e: \u003cspan\u003e0.720\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eValve Spring Quantity\u003c\/strong\u003e: \u003cspan\u003e16\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eValve Spring Series\u003c\/strong\u003e: \u003cspan\u003eStreet Master Series\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eValve Spring Material\u003c\/strong\u003e: \u003cspan\u003eChrome Silicon\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eValve Spring Type\u003c\/strong\u003e: \u003cspan\u003eDouble\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eValve Spring Coil Bind Height\u003c\/strong\u003e: \u003cspan\u003e1.085\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eValve Spring Rate\u003c\/strong\u003e: \u003cspan\u003e418\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eInstalled Pressure and Height\u003c\/strong\u003e: \u003cspan\u003e135 @ 1.800\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOpen Pressure and Height\u003c\/strong\u003e: \u003cspan\u003e385 @ 1.200\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eIndustry\u003c\/strong\u003e: \u003cspan\u003eAutomotive\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOut of Stock Message\u003c\/strong\u003e: \u003cspan\u003eCall for Availability\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Type\u003c\/strong\u003e: \u003cspan\u003eICE\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMake\u003c\/strong\u003e: \u003cspan\u003eChevrolet\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine\u003c\/strong\u003e: \u003cspan\u003eBig Block\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":47337255764106,"sku":"BBPB-22407-16","price":225.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/0619\/2778\/files\/0_man22407-16_normalized.jpg?v=1776758774","url":"https:\/\/www.onlyinstock.com\/products\/manley-22407-16-valve-spring-spring-1437-double","provider":"Only In Stock","version":"1.0","type":"link"}