In order for an engine to perform its best, it must have proper fuel, spark, and cylinder sealing. Conducting a leakdown test is the best way to determine if there's a problem with a particular ...

One of the most difficult tuning problems to overcome is the seemingly ever-present engine vacuum leak. Vacuum is an important component of the internal-combustion process because it controls basic ...

In my 35-plus years of working on cars, I have encountered nearly every frustrating troubleshooting problem in the book. Part of the issue stems from my affinity for old Jeeps and classic cars, which ...

Turbocharging and supercharging are some of the greatest automotive technological innovations ever. These forms of forced induction enable an engine to produce more power than its displacement ...

Ford recalled 407 vehicles over engine oil leaks and missing brake caliper bolts in two actions. Most affected vehicles will receive full cylinder head replacements to prevent engine failure.

Recently, a manufacturer of pouch-style batteries for EVs approached Spectro Physics to see if the company could help test ...