We suspect that for just about anyone firing up a new engine on a dyno for the first time, the anticipation is something akin to buying a lottery ticket—you're not sure what to expect, but hope for ...

We have to admit, we were somewhat perplexed when we decided to apply the Holley Terminator Stealth EFI system to our modified 5.3L LS. Our bewilderment had nothing to do with the ability of the ...

The term "timed fire" is normally applied to a specific segment of a competitive shooting match, but in this case it can also be used to accurately describe the timed fuel injection system developed ...

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 ...

On the first installment of our 383 engine build, we covered the rotating assembly. Now we'll put the finishing touches on the engine assembly so we can install it. we wrapped up Part 1 by handling ...

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 ...

A stock-based GM 4.3L V6 shocks the dyno with 1,400 horsepower at 33 PSI, proving this twin-turbo truck engine is far stronger than expected.