Valve Spring Seat Cutter, 0.630 in OD Guide, 1.320 in OD Valve Seat, Steel / Carbide, GM Vortec Head, Each
Most people are familiar with Comp Cams as one of the premiere performance camshaft manufacturers. However, Comp Cams produces top-quality components for every aspect of your engine's valve train components, with race-proven results for top racing teams from the NHRA, NASCAR, and more.