Your car’s performance depends on precise control of air, fuel, and spark, and vacuum leaks quietly disrupt that balance.

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 ...

With every passing day the Mule provides opportunities beyond our original expectations. Since the 467ci engine belongs to HPP editor Tom DeMauro, it is at our beck and call. This affords HPP the ...

New Mexico – December 10, 2024 – Desert Works Propulsion, leading provider of electric propulsion (EP) expertise as a service, proudly announces the launch of DW-1, its state-of-the-art vacuum test ...