Over the course of its more than 120 years of existence, Milwaukee, Wisconsin-based, manufacturer Harley-Davidson has established itself as the preeminent name in American motorcycles. The company has ...

Crate engines are a lifeline for street-performance two-wheelers and four-wheelers. When Harley-Davidson introduced the Screamin' Eagle 135ci Stage IV Performance Crate Engine in 2023, it wasn't just ...

Harley-Davidson offers four upgrade stages for riders seeking more power from their bikes. The Stage 2 upgrade builds directly on a Stage 1 upgrade, which typically involves a performance air cleaner, ...

Many Harley-Davidson riders have high standards for when it comes to performance. They need to have the biggest, loudest, most powerful engine in the pack, and everyone else needs to watch them ride ...

Harley-Davidson riders rejoice, for there is a new Screamin’ Eagle Stage IV crate engine. For just $7,999.95, the 135 cubic inch Stage IV Performance Crate Engine promises a 28 percent bump in torque ...