The popularity of various engine designs typically fades over time as technological advances provide more power, better fuel economy, or both. Flathead designs gave way to overhead valves, and inline ...

Every pickup truckbrand has its claims to fame, but when it comes to their engines, only a few ever reach legendary status. These are the ones that quietly outlast trends, hauling and towing their way ...

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 ...

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 ...

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 ...

Chevy's Vortec 8100 — AKA the L18, AKA the Vortec 8.1 — was the last of The General's big block V8s, a line of engines that traced its lineage clear back to the fire-breathing muscle cars of the '60s ...

More than 1 hp per cubic inch. Mention that phrase to Chevrolet enthusiasts and you’ll probably hear about early Z/28 engines, fuel-injected 327s, and a few big-blocks. But Chevrolet has a completely ...

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 ...

Call it new tech by old NASCAR guys, conceived and executed by the long-time Winston Cup hands at Blue Thunder Racing Engines, chief among them, engine builder Harold Grady. About a month before ...

There are many different ways to build an engine, and when the object is a 350 Chevrolet, it would seem they've all been tried. We've seen or read about our share of "low-buck" builds, so the very ...