Some cars use one coil, but increasingly, each cylinder bank, pair or even individual cylinder get its own coil. A failing coil can result in anything from rough operation or diminished ...

Departing somewhat from this hardware hacking lingua franca is [tuenhidiy]’s automatic coil winder, which instead of aluminum extrusions and 3D-printed connectors uses simple PVC pipe and ...

He’s even got a full featured command console with manual/automatic controls and an LCD giving feedback on the coil being wound! Stick around after the break to see [Krux] explain the ...