The engines of yesteryear were pretty simple, with tappets clackity-clacking away on cam lobes, opening valves, and making a ruckus while doing it. Mechanical lifters were adequate for valve operation ...

General Motors recently announced a wide-ranging safety recall involving the naturally aspirated 6.2L V8 L87 gasoline engine, affecting nearly 600,000 vehicles in the United States. While the recall ...

My 2018 Silverado Z-71 LTZ 6.2 L with 170,000 miles is beginning to have lifter issues in cylinder number 4. I was originally told by the dealer that it was the exhaust manifold gasket. I won several ...