To some, replacing valve covers to cure leaky gaskets is like throwing out the baby with the bath water: New gaskets will likely solve the problem. However, shoddy gaskets provide an opportunity for ...

For owners of a 2006 Cummins 5.9 diesel engine, every component in the engine bay plays a critical role in overall performance and longevity. Valve covers and their securing bolts are essential for ...

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 ...

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 ...

Truck owners choose the 5.9 Cummins engine because it combines outstanding power features with exceptional durability. Maintenance for such an engine should follow standard procedures to guarantee ...

Modern engine bays are filled with black plastic where bright cast aluminum once sat, and few parts symbolize that shift more ...

I'd seen a few Tornadoes in wrecking yards in recent years and had contemplated buying a valve cover for wall display, but couldn't get too enthusiastic about a schmutzy, cracked old piece. Murilee ...

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 ...

Ever find yourself sitting at a red light when you feel a minor dip in RPM or a suspected misfire, and you think: “This is it. I am ready for my engine to explode.” The many stages of grief pass ...

Although some maintenance schedules include an interval for replacing the positive crankcase ventilation, or PCV, valve, others may not. In the latter case, a general recommendation is to replace the ...