A 1989 Toyota Supra has twin turbos and a potent straight-six engine. The AGG team switches out the twins for a single to get more power out of the motor, and Faye's windshield gets rescued from a potentially disastrous rock chip.

One of the lifters in a 1971 Chevy Camaro has stopped working. The team will have to remove the engine in order to upgrade the camshaft, lifters, bearings, and timing chain before putting it all back together.