How to Test a GM HEI Distributor for Spark?

Answer The General Motors High Energy Ignition (HEI) distributor dates back to the early 1970s and is still popular today. One reason for its popularity is the broad application of engines it can be insta... Read More »

Top Q&A For: How to Test a GM HEI Distributor for Spark

How to Test the Spark From a Motorcycle Spark Plug?

The spark provided by your motorcycle's spark plug is responsible for igniting the flammable mixture of air and fuel within the engine. A failing or damaged spark plug could weaken the engine, limi... Read More »

How to Troubleshoot a GM HEI Distributor Spark Plug?

The distributor spark plug on a GM HEI distributor provides the electrical spark necessary to ignite the gasoline inside a combustion engine. However, if you're experiencing a rough idle or having ... Read More »

How to Troubleshoot a No Spark on an Electronic Distributor?

Electronic distributors replaced point distributors in automobiles throughout the 1970's. Since then there have been vast improvements, although distributors contain essentially the same components... Read More »

How to Change the Spark Plugs & Distributor Cap in a Taurus?

The parts in the ignition system in your Ford Taurus work together to supply sufficient spark energy to ignite the fuel in the cylinders. As the spark plugs, plug wires, distributor cap and rotor w... Read More »