Any engine builder will tell you how important cylinder heads are to power and performance, so enthusiasts looking to spruce up their budget Chevy 305 small-block (SBC), or the larger and more popular ...

If you've been following our little engine shootout series, then you're already familiar with our self-imposed guidelines for the building of the three Battle of the Titans engines. As a refresher, ...

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 ...

Ever since the small-block Chevy was introduced 50 years ago, engineers, racers, and backyard hot rodders have delved into its cylinder heads in the quest for more power. Chevrolet did an admirable ...

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 ...

Chevrolet's Vortec series of engines is hugely popular. Designed with trucks in mind, Vortec engines prioritize low-end torque and durability over high compression ratios and high horsepower, unlike ...