From trucks and RVs to boats, Chevy's 8.1L Vortec powered heavy-duty machines with massive torque. Here's what defined GM's final big block engine.

The biggest V8 GM has put in a pickup makes 67 hp per litre, less than the engine it replaces. It is the opposite of the ...

An 8.3-liter Duramax turbodiesel V8 is officially coming, and it looks like it's aiming for the HD pickup torque crown.

The 2027 model year marks the newest "truck wars" for the Detroit automakers, this time with a focus on V-8 engines. General Motors is touting new and improved gas-powered engines as well as a ...