Machine Maintenance
Is your shop a safe place to work? Good question, isn’t it? What do I mean when I say is your shop safe? Let’s put everything into perspective. One injury could potentially cost you everything. Lest you think I’m being overly dramatic, consider this … while working on an important job your top machinist gets
Washington Way: Battle Over Heavy Duty OBD Repair Info Continues
In early 2003, the California Air Resources Board (CARB) decided to extend to heavy-duty vehicles the on-board-diagnostics information access rules then applicable only to automobiles and light duty vehicles. These access rules specify the information which the vehicle manufacturers have to make accessible from within the OBD system on their vehicles and from outside the
PERA’s Core Corner: Trying To Make Sense Out Of Detonation Sensors
Here it is the New Year and I’m sure many of us have gone through the challenge of making resolutions to lose weight, quit smoking and so on and so on. We’ll look back 3 months from now and try to make sense of how our resolutions got lost in the shuffle. This month we
Crank And Cam Polishing: Are You Smooth Enough?
Manufacturers are designing today’s engines with tighter tolerances and less room for error. They make more power, live longer, produce less noise, vibration and friction, burn less fuel and produce lower emissions. So in light of all this, it is more important than ever for engine builders to be as perfect, or near perfect, as
Piston Ring Technology: Stock and Performance
Piston rings have one of the toughest jobs inside an engine. They’re slammed up and down between the ring lands thousands of times a minute; they’re subjected to searing temperatures and extreme pressures; and they’re constantly scraping back and forth against the cylinder walls. In spite of all of this, the rings are expected to