GSC P‑D high‑pressure conical valve spring kit for the Nissan VR38DETT pairs high‑pressure conical springs with titanium retainers to support aggressive cam profiles and higher lift applications. The kit is built to handle the increased loads of high‑revving, forced‑induction setups and uses lightweight titanium retainers to reduce valvetrain mass where specified for this engine family.
GSC P-D Nissan VR38DETT High Pressure Conical Valve Spring Kit w/ Titanium Retainer