Chevy SBC 350 1.5 Ratio Alum Shaft Mount Roller Rocker Arm Set -Zero Offset These Speedmaster aluminum water pump

These Speedmaster aluminum water pump pulleys are made from a 356 aluminum-alloy that is heat-treated to T-6 specs

Manifolds are cast from steel molds

The oil pan serves as the reservoir for the engine's oil

aluminum and 100 percent pressure- tested to eliminate leak

Chevy SBC 350 1.5 Ratio Alum Shaft Mount Roller Rocker Arm Set -Zero Offset These Speedmaster aluminum water pumpSpeedmaster extruded aluminum and stainless steel shaft mount rocker system includes steel shafts with pedestals. All rockers feature large needle bearings and roller tips. For extreme high performance applications. They not only unleash horsepower, but they also lengthen valvetrain component life and reduce wear and tear on valve stem tips. These rockers are precision machined to ensure consistency and ratio accuracy and have a great looking finish.