For over a century people have been modifying their factory stock engines by adding performance-enhancing parts. While some have transformed their vehicles into absolute road monsters adding hearty ...

GRAND BLANC, Mich. - The E-ROD 5.3L crate engine package is the second in GM Performance Parts' (GMPP) E-ROD lineup to receive a California Air Resources Board Executive Order (EO) number - D-126-31 - ...

With the constant onslaught of simple and reliable EFI horsepower available today, it's easy to forget that not all of us want or need huge power in a large package. Many truck projects on the road ...

GM's 5.3-liter Vortec doesn't have the LS' performance reputation, but it's a capable small-block V8 all the same, as its horsepower and torque numbers show.

General Motors today announced new investments at two U.S. plants to ramp up production of the 5.3-liter Ecotec3 V8 engine for its full-size trucks and SUVs. The carmaker will invest $40 million in ...