Engines rarely fail without warning. They wear out early because small, cheap maintenance jobs are skipped until minor neglect becomes major damage. By focusing on a handful of simple, repeatable ...

It's hard to believe that General Motor's LS series of engines have been with us for 20 years. Introduced in 1997, performance enthusiasts quickly learned all this new design had to offer—these ...

Engine power is a product of its overall displacement, but two similarly-sized engines with different bore and stroke ...