Inventory
Small Gear60px
Medium Gear90px
Large Gear120px
Fan100px
Light24px
Piston20×70
Conveyor140×24
Axle12×80
MotorPower Source
FlywheelInertia
SpringEnergy
DamperSmoothing
RatchetOne‑Way
ClutchEngage
PendulumClock
EscapementClock
Engine BlockCar Engine
Clock CoreClock
Click to spawn. Drag to position.
Click a gear to set it as powered.
Use Belt Tool to click two circular parts and create a belt.
Click a gear to set it as powered.
Use Belt Tool to click two circular parts and create a belt.
System status
Idle
Place gears so their edges touch to mesh. Only valid meshes will rotate.
Advanced builds: car engine, clock, gearboxes, conveyors, and more. Tutorials live on the Ideas page.