Ignition coils sit at the center of every gasoline engine’s spark, yet they usually stay invisible until something goes wrong. When a coil starts to fail, the symptoms can look like fuel problems, ...

TAKE TWO: By taking two pressure measurements across the coil, you can quickly determine if it will significantly restrict airflow. June 13, 2016 Many homeowners had a surprise this summer when they ...

For most homeowners, HVAC systems are out of sight and out of mind right up until the moment they stop working. One common source of declining system performance lies in a unit’s coils. The NEWS ...

The ignition coil in C1, C2, and early C3 Corvettes is truly an amazing little device. An ignition coil is a type of pulse transformer that multiplies the low voltage received from the battery or ...