Hot Shot’s Secret launches Tick Fix + Protect, an oil enhancer designed to address lifter tick and valvetrain noise.

Engines are incredibly complex. They are made out of thousands of different parts, exposed to high temperatures, and have lots of moving parts. This leaves many potential pain points an engine can ...

When it comes to building engines, those equipped with hydraulic roller lifters offer major advantages to budget-conscious car crafters. Starting in 1987 with passenger-car small-blocks, including the ...

We may receive a commission on purchases made from links. Decades ago, when cars and truck engines used solid lifters, a cacophonous drivetrain was to be expected. However, solid lifters were phased ...

In the case of the Chrysler/FCA third-generation Hemi, the system is called Multiple Displacement System, or MDS for short. The LS engine family from GM uses a similar technology called Active Fuel ...

The Hemispherical combustion chamber brings big power, but is that all there is to the iconic Hemi engine?