Art is in the eyes of the beholder, and for "Boss" Bob Wells, the art he collects is high-performance American V-8 valve covers. There was a time when a person could walk through the aisles of their ...

It’s well known that, years ago, some genius at AMC decided it would be a good idea to put plastic valve covers on Jeep 4.2L (258ci) engines. Unfortunately, it didn’t take long for them to start ...

Imagine one day, years ago, in some equipment shed out in Middle America, an innovative farmer looking at oil dripping from the bottom of the well-seasoned 5.9L Cummins engine in his Dodge Ram pickup ...

As a vehicle's engine operates, the intake and exhaust valves open and close rapidly while the pistons move up and down in the cylinder. These mechanical actions require a constant supply of hot oil ...

Katech has released a few new goodies for fifth-generation GM small blocks, including the 5.3-liter EcoTec3 L83, the 6.2-liter EcoTec3 L86, the 6.2-liter naturally aspirated LT1, and the 6.2-liter ...