An1/8-inch-tall bead of Ultra Gray will certainly do the job of sealing as well as around the coolant passages for the small-block Chevy cylinder heads. Since intake manifolds on our engines tend ...

and intake manifold are all cast aluminum. The LS9 in the 2009 Corvette ZR1 was capable of some pretty impressive feats. Chevy listed the car's top speed at 205 mph (the highest for any GM car at ...