QUESTION: I have a 1999 Buick Park Avenue with 47,000 miles. It started to make a tapping noise. It goes away in a few minutes. I went to the Buick service department, and they claim all GM engines do ...

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. Imagine you could get all the brawny output of a robust V8 engine in your truck when needed, but also get improved fuel efficiency while ...

Cars are intricate machines that rely on a series of chemical and mechanical processes to work properly. When things go wrong with one of those processes, your car can start to make some strange ...

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 ...

If all the passenger-side lifters on a traditional Pontiac V8 engine are clattering but the driver-side lifters are quiet, the block is likely missing a critical oil galley plug. Pontiac V8s have an ...