{"product_id":"manley-manley-valve-spring-spring-1-550-double-221452sf-16","title":"Manley Manley Valve Spring, SPRING-1.550 DOUBLE 221452SF-16","description":"From drag strips to short track and endurance circuits, the Manley NexTek® series is engineered for serious racers. NexTek® springs resist pressure loss and valve-train degradation even in the most demanding race conditions. That means more consistent spring force deep into a run, reduced valve bounce, and improved overall stability for high-RPM performance. Built to outperform and outlast in real-world competition.\u003cp\u003e\u003cbr\u003eManley Manley Valve Spring, SPRING-1.550 DOUBLE 221452SF-16\u003c\/p\u003e\u003cp\u003e\u003cbr\u003eSpecifications:\u003cbr\u003e\u003c\/p\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Spring Type\u003c\/td\u003e\n\u003ctd\u003eDouble\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Spring Coil Bind Height\u003c\/td\u003e\n\u003ctd\u003e1.150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Spring Rate\u003c\/td\u003e\n\u003ctd\u003e618\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Lift - Maximum\u003c\/td\u003e\n\u003ctd\u003e0.825\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstalled Pressure and Height\u003c\/td\u003e\n\u003ctd\u003e250 @ 2.025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOpen Pressure and Height\u003c\/td\u003e\n\u003ctd\u003e750 @ 1.200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndustry\u003c\/td\u003e\n\u003ctd\u003eAutomotive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOut of Stock Message\u003c\/td\u003e\n\u003ctd\u003eCall for Availability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTitle\u003c\/td\u003e\n\u003ctd\u003eManley Valve Spring, SPRING-1.550 DOUBLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProp 65 Yes\/No\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProp 65 (C, R or CR)\u003c\/td\u003e\n\u003ctd\u003eCR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProp 65 - Short Label\u003c\/td\u003e\n\u003ctd\u003eProp 65 Warning Label.JPG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Type\u003c\/td\u003e\n\u003ctd\u003eICE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Market\u003c\/td\u003e\n\u003ctd\u003eDomestic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAverage Gram Weight\u003c\/td\u003e\n\u003ctd\u003e144\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eEngine Valve Spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Spring Outer Diameter\u003c\/td\u003e\n\u003ctd\u003e1.550\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Spring Inner Diameter\u003c\/td\u003e\n\u003ctd\u003e0.800\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Spring Quantity\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Spring Series\u003c\/td\u003e\n\u003ctd\u003eNexTek? Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Spring Material\u003c\/td\u003e\n\u003ctd\u003eChrome Silicon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_SHO\u003c\/td\u003e\n\u003ctd\u003eValve Spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_INV\u003c\/td\u003e\n\u003ctd\u003eSPRING-1.550 DOUBLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_ASC\u003c\/td\u003e\n\u003ctd\u003eManley Valve Spring, SPRING-1.550 DOUBLE.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_LAB\u003c\/td\u003e\n\u003ctd\u003eManley Valve Spring, SPRING-1.550 DOUBLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_DES\u003c\/td\u003e\n\u003ctd\u003eManley Valve Spring, SPRING-1.550 DOUBLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_EXT\u003c\/td\u003e\n\u003ctd\u003eManley Valve Spring, SPRING-1.550 DOUBLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_MKT\u003c\/td\u003e\n\u003ctd\u003eFrom drag strips to short track and endurance circuits, the Manley NexTek® series is engineered for serious racers. NexTek® springs resist pressure loss and valve-train degradation even in the most demanding race conditions. That means more consistent spring force deep into a run, reduced valve bounce, and improved overall stability for high-RPM performance. Built to outperform and outlast in real-world competition.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_TLE\u003c\/td\u003e\n\u003ctd\u003eManley Valve Spring, SPRING-1.550 DOUBLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_DEF\u003c\/td\u003e\n\u003ctd\u003eEngine Valve Spring Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Manley","offers":[{"title":"Default Title","offer_id":42899982581808,"sku":"BBPB_221452SF-16","price":807.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/9548\/3440\/files\/public_33c7abfb-2f5a-4fe2-9162-ac0214ed351d.jpg?v=1775096562","url":"https:\/\/berryperformancesales.com\/products\/manley-manley-valve-spring-spring-1-550-double-221452sf-16","provider":"Berry Performance Sales","version":"1.0","type":"link"}