This deep red wire can be used for any electrical need.

It is .014" diameter which is equal in real life to 5/16" or 9mm at 1/25 scale.

At 1/16 scale, this wire would be equal to 1/4" diameter.

Uses are spark plug wires, battery wires, electrical components, ignition related wires and so on.

One coil of red wire, by Scale Motorsport.