These Speedmaster SB Chevy 2-piece engine stands are constructed from high-quality steel tubing, the mount brackets are 1/4 inch steel plate with pre-drilled holes that match; the motor mount pattern welded to tubular steel supports. Tube steel featuring solid welds on all joints and plastic end caps are included. Red powdercoat finish for protection. They have been specially designed to clear most oversized dry sump oil pans with up to 9 in. deep sumps.