Ultimate gear head gift! This Chevy big block clock with rotating gears is an eye catcher. Huge gears! (See comparison photo to Chevy small block clock) made by clock9nine Clock made with double roller chain Timing Set of chevy big block 454 engines. Has matching 454, brand new piston stand. The rod in the back is 3d printed from a very strong PETG filament. Gears have been outfitted with custom motorized design to rotate the gears like on a real engine. *This specific clock has silver and black gears with a black clock face and hand painted gold numbers. *Clock sits on any flat surface with the supplied piston base. This clock cannot hang on a wall. *some assembly required. Hands come wrapped separate with instructions on how Install. This prevents damage to hands *Clock is Quartz movement and runs off of a AA battery. *Motorized rotating gears run off a plug that plugs into any 120volt home outlet with supplied adapter. It can also be plugged into any USB outlet like a laptop etc. *6.5" wide x 13.5" tall **patpend