Step 2: Assemble the pipes Image used with permission by copyright holder This is the easy part. Start with the legs. Grab six T joints and all eight 4-inch lengths of steel pipe. Assemble them as ...

1.) Find Parts Hit the hardware store to find: three 1-inch-diameter, 10-foot galvanized steel pipes with threaded ends; six threaded 1-inch pipe caps; six 3⁄8-inch-diameter, 4-inch eyebolts ...

Other examples include a 350 cubic-inch (5.7-liter) engine with 400 horsepower, which would require a single pipe 4 inches in diameter, or with 350 horsepower, you would need a 3.5-inch pipe.