To begin, we know that both intake and exhaust systems operate with un-steady, pulsing flow. On the intake side, by comparison, this is probably more important to consider since (particularly when ...

Over time, in this column, we have touched upon several aspects of not only how to achieve higher levels of volumetric efficiency (as it relates to torque) but the importance of this feature in a ...

But I wasn't saying that the torque curve between a high revving engine was the same as that of a low revving one, but merely that all torque curves are basically the same overall shape (there's going ...

The 5.9L Cummins diesel engine is best known for its time when it powered Dodge trucks beginning in 1989, and it's an engine that certainly helped propel the Ram into being one of the top pickup truck ...

Horsepower figures sell cars, but they rarely tell the whole story of how an engine actually feels on the road. Some of the ...

The fully refreshed 2022 GMC Sierra 1500 made its grand debut in October, breaking cover with a long list of changes and updates, including a significant torque boost for the turbocharged 2.7L I4 L3B ...

The 5.3L V-8 is assigned RPO code L84, one number greater than the 5.3L V-8 L83 in the last-gen Silverado (on the K2 platform). The motor makes 355 horsepower at 5600 RPM and 383 pound-feet of torque ...