Automakers have launched many series of engines meant to offer greater performance or efficiency than their predecessors. Chevy's Vortec line, which includes General Motors' vortex technology, boosted ...

What happened to the big power numbers of the 454? The last generation big-block by GM (Vortec 454) leaves much to be desired when it comes to output. The Vortec big-block was gifted with a sequential ...

The GM L8T 6.6L V8 engine developed as a direct response by the General Motors to the demand of the owners of heavy-duty ...

Add Yahoo as a preferred source to see more of our stories on Google. Any engine builder will tell you how important cylinder heads are to power and performance, so enthusiasts looking to spruce up ...

Throughout its illustrious history, Chevrolet has built many iconic V8 engines, of which these five became renowned not just for their power potential but also for their bombproof reliability. Follow ...

Some engines just won't go away. Back in the May '11 issue, we brought you the first part of our budget-built 400 small block Chevy. The idea was to bolt a set of iron Vortec heads on a junkyard 400 ...

The GM L87 engine recall that has affected almost 600,000 full-size trucks and SUVs in the U.S. and has led to multiple ...

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

Cross-Fire Engine was supposed to be a landmark for GM, but there's a reason it's called the 'Cease-Fire.' See the design compromise that killed its performance ...