Compatibility: The engine stand is compatible with small block & big block chevrolet engines (Not compatible with GM LS Engines) 750 LBS: The engine stand is made of high strength steel, so that it is sturdy enough to withstand a weight of 750lbs. Black powder coated surface finish ensure this engine cradle adopt to any weather conditions and long-term to use Moveable: The engine stand equipped with 4 wheels, it is convenient for you to move this engine stand around the garage or workshop Package List: 1 x engine stand which you received is not assembled. Not equipped with hardware, but including assemble manual Installation: The procedure is simple, Bolt-on installation, which is easy to install, but professional installation is still recommended