Designed for '11-'14 and '15+ 5.0L Coyote and Boss engines, this beehive spring kit offers increased valve control at high RPM while allowing for higher valve lift from performance cams. Includes tool steel retainers, seals and seats.
Available with Titanium retainers under 26125CTS-KIT.
Ford: F-150 11 - 17 5 L Engine, Ford: Lobo 11 - 17 5 L Engine, Ford: Mustang 11 - 17 5 L Engine, Lincoln: Mark LT 11 - 14 5 L Engine
