BBC Elite Rockers '58-'00 396-454 348-409W

The PRW Industries BBC Elite Rockers '58-'00 396-454 348-409W are precision-engineered rocker arms designed for big-block Chevrolet engines, ideal for serious performance builds in muscle cars and hot rods. These rockers are built to deliver the durability and mechanical advantage necessary for high-RPM applications, whether restoring a classic 396 or 454 big-block or upgrading a street engine to meet modern power demands.

PRW's commitment to exact geometry and material science ensures that these rocker arms serve as the critical mechanical link between the camshaft and valvetrain. The design incorporates optimized leverage ratios and premium materials to minimize deflection under load, ensuring consistent valve actuation across the entire RPM range. Each rocker arm undergoes stringent quality control to maintain consistent lift and duration characteristics, which are essential when paired with performance camshafts or stock profiles.

Street rodders, drag racers, and classic car restorers will find these rockers beneficial for achieving reliable power and performance. The design accommodates the 396, 348, 409W, and 454 big-block variants, taking into account differences in bore spacing and valve train geometry. With a compact overall length of 9.5 inches, these rockers integrate seamlessly with both OEM and aftermarket cylinder head configurations.