When it comes to hand-held tuners that modify the factory tune on a mildly upgraded Mopar Hemi, the Predator was the tuner of choice for nearly a decade. At the time of its introduction, the Predator ...

Making performance modifications to Harbor Freight’s single-cylinder Predator engine has become a thing, and we’re totally here for it. We’ve seen one fitted with a home-brewed, Koenigsegg-style ...

The hemispherical (HEMI) engine has been an automotive staple since its first generation starting in 1951. Used in classic trucks and legendary muscle cars up until 1971, the HEMI was revived in the ...

Sidd started as a freelance writer for TopSpeed back in 2017 and took up a full-time position a year later. 2,100+ articles later, he got into the editorial side of things and is now the sitewide ...