{"product_id":"rpm-series-ovate-beehive-valve-springs","title":"RPM Series Ovate Beehive Valve Springs","description":"The PAC Racing PAC-1281X is an RPM Series Ovate Beehive valve spring set engineered for the Ford Gen 3 5.0L Coyote engine. These springs are built with PACaloy super clean wire and heat-treated for enhanced durability and performance.\n\nFeaturing a 0.849\" \/ 1.031\" outside diameter and a 0.527\" \/ 0.709\" outer spring ID, these springs have an installed height of 1.811\" with a load of 80 lbs. At a 1.260\" open height, they provide 215 lbs of open load, with a recommended maximum valve lift of 0.551\". The spring rate is 245 lbs\/in, and they have a coil bind limit of 1.208\".\n\nThese springs are designed as a direct drop-in for stock components, meaning they can be installed without requiring modifications to the cylinder head.","brand":"PAC Racing","offers":[{"title":"Default Title","offer_id":52689758126392,"sku":"PAC-1281X","price":305.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687908169.jpg?v=1784910051","url":"https:\/\/store.motormia.co\/products\/rpm-series-ovate-beehive-valve-springs","provider":"MOTORMIA","version":"1.0","type":"link"}