Ferrea Dual Valve Spring, Titanium Retainers, Seats - RB25 NEO
Ferrea Dual Valve Spring, Titanium Retainers, Seats - RB25 NEO
Ferrea Dual Valve Spring Kit for the R34 Nissan RB25DET NEO engines. This kit includes 24x Dual Valve Springs, 24x Spring Seat Locators and 24x Titanium Retainers.
Valve Springs
Material: Speical Alloy
Inner OD: 20.8 mm
Outer Chrome Silicon: 28.0 mm
Seat Press: 95 lbs @ 30mm
Open Press: 195 lbs @ 20mm
Max Lift: 12 mm
Retainers
Material: Titainum
Valve stem size: 6 mm
Diameter: 25.4 mm
Inn. step diameter: 16.51 mm
Spring Seat Locators Special Alloy
These components come sold as a kit, as they must be used with all other Ferrea valvetrain components.