The GSC Power Division conical valve spring and titanium retainer kit for Nissan VQ35 engines is supplied as a matched spring-and-retainer set intended to raise valve control limits for modified engines. These components are specified for VQ35 applications where stronger valve train hardware is needed to support higher RPM or upgraded valvetrain components.
GSC P-D Nissan VQ35 Conical Valve Spring and Titanium Retainer Kit