The Supertech dual valve spring kit for Nissan GT-R VR38DETT 24V engines supplies dual springs and retainers matched to the VR38DETT 24-valve valvetrain. Specified for GT-R applications, the kit is offered as a direct-fit option to refresh the valvetrain or support upgraded cam events where enhanced valve control is required, with springs and retainers sized for the VR38DETT cylinder head geometry.
Supertech Nissan GTR VR38DETT 24V Dual Valve Spring Kit