2015-2020 Ford Mustang Shelby Enhanced Dual Spring Kit by Ferrea
Ferrea Valve Spring Kits bring together some of our best valvetrain components to help maximize performance specific to your engine application.
Features
- Heat-treated stress relieved springs
- Precision CNC-machined Retainers from aerospace quality titanium materials
- Seat locators are CNC Machined in-house from 4140 chromoly steel alloy
- Valve locks are heat-treated for maximum strength and finished with the black oxide for an attractive appearance
Benefits
- Increased spring life
- Unmatched toughness
- Anti-wear characteristics
