Without the right engine and transmission combo, a truck can be overworked causing premature maintenance needs, or underworked, resulting in funds wasted on “too much truck.” The perfect powertrain is ...

The driveline might be one of the most overlooked series of components on fire apparatus, yet it’s one of the most important. Your vehicle has to get members to the scene efficiently, it must function ...

Engine and transmission swapping is the heart of car crafting. The GM Gen III/IV (4.8L through 6.2L engines from 1998 to present) engine swap is quickly becoming the new classic with GM musclecar ...

It's the 4L80E that’s become the go-to choice for backing a big-power/big-torque engine, and for good reason. With its roots in the TH400, which was used with GM’s biggest-torque big-block engines of ...