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.

Inline Fever: GM Introduces Two New Inline Truck EnginesFollowing the lead of the successful Vortec inline-six engine that powers Chevrolet's TrailBlazer, General Motors has developed two additional ...

General Motors introduced the 5.3-liter Vortec V8 back in 1999 and kept it in production for 15 years. Over that time, it became one of the most popular small-block engines in GM's lineup, offering ...

GM's first-generation Vortec engine was derived from its fuel-injected predecessor, the throttle-body fuel injection (TBI). Both the TBI and Vortec engines used only two injectors to supply fuel to ...

LOUISVILLE, Colo.--(BUSINESS WIRE)--The photo has been updated. The release reads: SIERRA SPACE EXPANDS VORTEX® PRODUCT LINE WITH NEW 1,500 LBF HYPERGOLIC ENGINE VORTEX® VRM1500-H is a new addition to ...