From the December 1970 issue of HOT ROD: There’s a whole lot of science necessary to drag 720 horsepower out of 203 cubic inches. These days, we don't bat an eye at a 720-hpsmall-block Chevy, but we ...

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

The GM Gen 6 Small Block is a family of gasoline eight cylinder engines produced by General Motors Company for use in various vehicles, including sports cars, pickup trucks, SUVs and possibly vans.