Video: How to Use a Multimeter to Measure Electrical Current
Current is a critical component of any electrical system. In basic terms, current is the flow of electricity. It is quantified in amperage, with “amps” being the unit of measure. It’s important to note that current isn’t the same thing as voltage, so don’t make the mistake of using those terms interchangeably. The proper voltage
Ask Away! with Jeff Smith: Exploring Parasitic Power Loss in an Autocross Car
I have a small-block, four-speed ’71 Camaro that I race in autocross. How much horsepower do the following items use on a small-block at 6,000 rpm? Even a guesstimate would be great. Thanks. Flex fan – 18-inch diameter Alternator Water pump Power steering pump Exhaust 2 1/2-inch exhaust tubing with Flowmasters TKO 600 transmission G.L. I have
Quick Tech: Tips for Choosing and Installing an Alternator
There are many factors to consider when purchasing an alternator. Things like amperage, voltage, pulley ratio, and wiring all come into play. We’ve covered some of these topics in this earlier post; however, we still receive many questions about alternators from readers. So we teamed up with the tech experts at Summit Racing to get answers for some of




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