Friction is the enemy of speed. Whether it's rolling resistance or the wind flowing over the body at speed, racers work tirelessly to dispense it. The concept of friction may seem like an entirely ...

We put both engines on the dyno to see which made more horsepower and torque. It didn’t go as planned. Over the past year, we assembled two very mild small-blocks aimed at the typical hot-rodder ...

The effects of lubricating oil on friction and engine-out emissions in a light-duty 2.2L compression ignition direct injection (CIDI) engine were investigated. A matrix of test oils varying in ...