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The GSC Power Division HP conical valve spring kit for Nissan VR30DDTT engines includes titanium retainers and seats and is rated to 10,500 RPM and 55 PSI maximum boost. The kit supplies springs and hardware to support valve control within those specified limits, intended for engine builds and service where the higher RPM and boost envelopes are required.
GSC P-D Nissan VR30DDTT HP Conical Valve Spring Ti Retainer & Seat Kit (10500RPM/55PSI Max)
