This 4.6L DOHC engine, associated with the Mach 1 package and configured for automatic transmission, provides powerful performance as a used engine. Known for its dual overhead cam design, it enhances airflow and power, while the advanced fuel injection supports efficient fuel delivery. The V8 cylinder layout promotes balanced power, making this used engine a top choice for Mach 1 enthusiasts requiring an automatic transmission and reliable, high-output performance.