Chevy Small Block Vortec Cylinder Heads Specifications - Heads Up!
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A small-block head with the traditional intake port is on the left, and the small-block Vortec head is on the right. It is obvious the Vortec head has taller intake ports. The Vortec's head-to-manifold gasket is made from plastic and synthetic rubber, and can be reused if carefully inspected. View Related Article
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