Ferrea Single Valve Spring Kit for R35 GTR (KT4016)

Ferrea single valve spring kit for the Nissan R35 GTR. Includes 24 special alloy single valve springs with 24 titanium retainers, 24 spring seat locators and 24 valve locks.

Vehicle Fitment:
2009+ Nissan R35 GT-R VR38EDETT

Kit Includes:
(24) Valve Springs (S10137)
(12) Titanium Exhaust Side Retainers (E11110)
(12) Titanium Intake Side Retainers (E11107)
(24) Ferrea Spring Seat Locators (SL1116)
(24) Valve Locks (48 Pieces) (K10102)

S10137 Single Spring Kit Specs:
• Single Spring
• Special Alloy
• Outer Diameter: 25.19 mm
• Inner Diameter: 18.3 mm
• Seat Pressure: 90 lbs
• Open Pressure: 155 lbs
• Rate Inch:165 lbs
• Coil Bind: 22.65 mm
• Max Net Lift: 11.00 mm

Install Notes:
Discard OEM Factory supplied Spring Seat Locator