The test stand may be used to "test" engines. PACKAGE INCLUDES: 1- Engine test stand (Length: approximately 4-1/4") 3- Wood screws (1/8") 2- Hex nuts FEATURES: The test stand is a one unit piece made of cast aluminum. The stand consists of two mounting pads, safety pins, engine support base and the test stand base. COMMENTS: Customer will need to use a box or socket wrench for final nut security CUSTOMER WILL NEED TO FOLLOW INSTRUCTIONS WHICH ARE INCLUDED sek/3-25-94