Periodically, you've been exposed to some notions in this column that were linked to an engine's individual cylinder tuning or optimization. In some instances, we've hinted about certain ideas while ...

From the archives: Using a stash of parts and an old set of AFR 227 heads, see how this small-block combo got every last bit of power. To celebrate HOT ROD's 75th anniversary, we teamed up with ...

Building engines and having the ability to pull them on the dyno is by far one of our cooler moments as automotive scribes. In this instance, rather than doing a single buildup we assigned each ...

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 ...

The 1992 Corvette LT1 marked a turning point for Chevrolet’s venerable small block, taking a layout that dated back to the 1950s and dragging it into the electronic, emissions‑conscious 1990s. Instead ...

The 1960s were a time that saw muscle cars with the best names and automakers racing for horsepower supremacy. While drag racers often turned to large displacement big-block engines for power, others ...

It's been a long time since Danger Mouse (DM) has seen gains this big with only one bolt-on, well, ok maybe three bolt-ons if you count both carbs and the intake. Some of the coolest things about this ...

Chad has been a muscle car and classic truck lover since he could walk. The classic vehicles from the '60s and '70s are the best in his eyes, but he is more than willing to give the new technology a ...