The past couple of show seasons we've noticed more than a few classic trucks with a late-model Chevy 5.3L LS engines between the fenders, which got us talking with their owners about the switch to a ...

Ford's Coyote and GM's LS engines are still offered today for anyone interested in performing a swap. But they have some big ...

Unless you were there to witness it, Chevrolet's introduction of fuel injection in 1957 is probably beyond your comprehension. Nowadays, we're sort of desensitized to revolutionary technological ...

Chevrolet's LS V8 offers unmatched longevity, simplicity, and real-world durability.

Automobile engines have undergone tons of changes over the years, primarily to make them more efficient. For the most part though, engine changes result from a string of iterative improvements on ...

Anyone who has gone to school to learn how to repair engines of all types, such as myself, will have learned the fundamentals of how they work. It's crucial for troubleshooting and diagnosing engine ...

When dealing with boost, a stronger block is always a good plan, so this build started with a Donovan aluminum HC 400 block. Best of all this priority-main block tips the scales at a scant 100 pounds!

Port fuel injection (PFI) was a major milestone in the early '80s. The integration of PFI rapidly changed the way fuel was delivered by increasing fuel economy and improving engine performance. Even ...

So why would you want to build an LS engine? Because they are cheap horsepower and easy to build. Over a million trucks were made with V-8-powered LS powerplants since 1998. Tons of aftermarket ...