Want to build a welding machine at home using spark plugs? This easy and useful DIY project will guide you through the process of creating a functional spark plug welding machine. Watch as we ...

We'll show you the process of installing the sleevesover a set of wires, and how to seal them to the spark-plug boots anddistributor- cap boots. See All 10 Photos.

Like the spark plugs, the ignition coils or cables would need replacing every 30,000 to 70,000 miles. In some instances, the spark plug wires could last over 100,000 miles, but it all depends on ...