Clock made with inverted tooth Timing Set of Mopar Big Block engines. Made by clock9nine. This Timing Set can fit all the following engines: Chrysler 383, 400, 413, 426 and 440 as well as the Dodge/Ram 383 and 440 engines. Gears have been outfitted with custom motorized design to rotate the gears like on a real dodge engine. Comes with brand new piston base from a big block dodge. This piston is huge! The connecting rod in the back is 3d printed from a very strong PETG filament. Perfect gift for Mopar/Dodge big Block fans. *Clock sits on any flat surface with the supplied base. This clock cannot hang on a wall. *Patent pending Modular design allows easy replacement of motor, clock mechanism, hands, and even the clock face! (replacement modular parts are shipped for free for the first year) *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 wall adapter. It can also be plugged into any USB port on lapt