2ZZ-GE High Boost Turbo 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

Applications

• Lotus Elise
• 2004-2012 Lotus Exige
• 2003-2006 Toyota Matrix XRS

What’s In The Box?

• 24 – Valve Spring
• 24 – Retainer
• 24 – Valve Lock
• 24 – Seat Locator

References

• Informative Video

Warranty

• No Warranty