Engine dynamometers are great for tuning power and torque, but are they necessary for general quality control testing purposes? Do you need a full engine dyno to bench test an engine? The answer is: it depends. There may be other equipment options.
In the automotive industry, power and reliability have always been the quest of all engine builders and racers. There are many time-honored methods of increasing horsepower and the same with making engines more reliable. But modifications can sometimes have residual effects and overtax another area of the engine, even compromising reliability. For example, raising compression
Sonic testing is probably one of the most valuable tools of engine building – and often the most overlooked. It allows the engine builder to gain a basic perspective of the integrity of the parts that are going to be used for the engine build.