Excess heat is the enemy when it comes to internal combustion engines. Operating temperature is ideal, but any degree above that starts to slowly sap power, put fluids to the test, increase friction, ...

Smaller engines with fewer cylinders and less displacement could produce more power and torque by turbocharging. A turbo or turbocharger is a forced-induction device that utilizes exhaust gasses to ...

We may receive a commission on purchases made from links. The 6.7L Cummins engine is known for its reliability and performance in heavy-duty trucks like the RAM 2500 and 3500 models. Yet even a diesel ...

Back in the 1660s, chemist and physicist Robert Boyle discovered the connection between pressure (p), volume (V), and energy (K). He based his theories, which became known as Boyle’s Law, on his own ...

In Part 1 of Power Upgrades for the R33 Skyline GT-R (August '03), we were able to generate 331.5 hp and 299.4 lb-ft of torque to the wheels (41.9 hp and 46.2 lb-ft of torque) from three basic ...