Chevrolet Performance 19301685 - Gasket Kit, Fast Burn Aluminum Vortec Design

• Designed for Vortec heads, P/N 12558060, P/N 19300955 and P/N 19300956 only • Gasket thickness is 0.120" (1/8"), post size is 1.080" x 2.160" with tapered wall, Print-O-Seal design • Has both early style 6-bolt pattern and Vortec 4-bolt pattern • Includes 2 gaskets