Engineering choices can force automakers to make adjustments down the road, like Chevrolet did with the implementation of ...

GM's L87 engine has suffered from more failures and recalls than the L86, but it also has slightly more MPG efficiency and ...

For this particular Chevy van owner, fun is sitting 10 feet off the ground in a bright green box with 600 horsepower on tap.

GM's Twin Six V12 engine weighed just under 1,500 pounds. It was primarily used for commercial vehicles, including large ...

While engine swaps are common in project cars and tuners, motorcycle engine swaps are way less common because they require a ...

This little blue bomber swaps the original 138-horsepower 1.4L four-banger for the 5.3L V8 LM7, transforming the Chevy Sonic ...

Built for the folks at System X, this wicked 1970 Chevy Chevelle goes as good as it looks thanks to a 1,200 horsepower LT4.

Under-square: Bore is less than stroke. For uses like off-roading with bigger cars or street cruising, this layout is ...

The most powerful naturally-aspirated American V-8 engine left standing is the 5.5-liter flat-plane crank LT6 V-8 engine ...

HGTV "Home Town" star Ben Napier frequently posts about his vintage car collection on Instagram—and fans can't get enough.

It's unclear how many LS6-equipped Chevelle convertibles were produced in 1970, but restored examples can fetch over $500,000 nowadays.

The Chevrolet Tahoe RST out-torques America's favorite V8 pony car with a big, naturally aspirated 6.2-liter V8.