Zap | How to easily diagnose most any automotive electrical problem
Have some spark outside of your engine block? Here's how to fix that.
When you’ve gone a bit custom, you might well benefit from a standalone ECU.
Have some spark outside of your engine block? Here's how to fix that.
In building the Miata-powered MGB GT pictured, we mated the MG’s wiring harness to the Miata’s engine-management loom using nothing more than a test light.
Sometimes a Simple, Methodical Approach Can Bring That Dead Car Back to Life.
Think it’s time to control your car with a laptop? First, a few questions to ask.
Here’s how we mated two totally different wiring harnesses to make one functioning car–and how you can do it, too.
It doesn't take much for a well-running engine to suddenly need a tune-up. Here are 10 steps to find and diagnose that problem.
Building circuits may be intimidating, but with a little careful planning, running wires will quickly feel as familiar as changing a ball joint.
Working with electricity can be scary, and scary jobs are often left untouched. Why face a potential trouble spot when you can tackle a more comfortable task?
HP Tuners built their business on one thing: Giving everyday enthusiasts the ability to modify factory ECUs to their heart’s content.