The 3/4hp induction motor on my Rockwell mill is OK, but it has a bent shaft and mismatched step pulley. I'm upgrading the motor to use a 4kW brushless hobby motor, which is roughly 5hp peak.

The 2025 International Motorcycle and Accessories Exhibition (EICMA) opened on November 6 in Milan, marking an annual highlight for the global two-wheeler industry. Taiwanese scooter brand Sanyang ...

Generally speaking, the upgrades that most affect your vehicle class are power upgrades, weight reduction and changing tires to a stickier compound. Upgrades to other areas of your vehicle will ...

D I F F E R E N T I A L — A differential splits power between the left and right halves of a car's driven axle(s) and allows either half of the axle to rotate at a different speed than the other.

Synthetic oil used to be something only performance cars needed, but not anymore. Now it’s the manufacturer-recommended engine lubricant in many mainstream vehicles, such as the Subaru Forester and ...