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Manley's titanium exhaust valves for Big Block GM with Dart Pro1 heads are one-piece forged titanium valves designed to reduce valvetrain mass and improve high-RPM efficiency. With a 1.880" head diameter, 0.3415" stem and 5.440" overall length, these valves are CNC-machined and precision-ground to maintain tight tolerances and consistent sealing for demanding racing or high-revving engine applications.
Manley Titanium Exhaust Valve Kit - Big Block General Motors - Dart Pro1
