A remote starter switch and a top-quality, screw-in-type compression gaugeâ such as these models from Sears, Roebuck & Companyâ can be used to measure the pumping efficiency of an engine, as well as ...

If your vehicle has been running roughly or seems to be losing power, it's possible that there's a lack of pressure in one or more of the cylinders. Without enough pressure, the fuel/air mixture doesn ...

A customer reported that his excavator was down on power and his sense was that the issue was likely the hydraulic pumps. He asked for a price to replace them. “Of course,” I said, “but would you like ...