Featuring a unique (for a GM production LS engine) 4.00-inch stroke, the LS7's large 4.125-inch bores required a siamesed-bore cylinder block. The 427ci LS7 is stuffed full of race-ready parts and ...

When it comes to legendary V8s, several of GM's LS engines deserve a spot near the top. Since GM introduced its third generation of small-block V8 engines in 1997, the LS has been a fan favorite ...

As you might expect, there aren't a ton of dirt track race-ready parts ... no one has run an LS7 to our knowledge, there have been a few scattered examples of engine builders testing LS engines ...

How did Mercury Racing extract 245 more horsepower from the LS7? The secret lies in the number ... Retailing at $32,995 in turn-key form, the engine is supplied with a dedicated ECU, alternator ...

The LS7 and LSX are two options available for you if you're looking for some of the best performance on the market from these engines. The LSX engines are built with racing in mind, and the high ...

who is one of the leading LS-based race engine builders for sports car racing, mocks up our DLM LS7. Regardless of what engine you are building, properly mocking up the engine before the build can ...

It’s essentially a stroked LS7 that adds significant upper ... delivers the low-rpm torque we wanted from the engine, which is great for road racing and autocrossing. You can just leave it ...

Corvette Racing’s perennial success continued this season, winning the 24 Hours of Le Mans, as well as sweeping the driver, manufacturer, and team championships for the American Le Mans Series ...

And, yes, I do mean the boat engine company. What Mercury did was take an LS7 V8 crate motor from GM and give it new set of Mercury Racing designed, Edelbrock cast, aluminum DOHC four-valve ...

The LS7 and 427/570 crate engines were popular choices for engine ... Sam loves to write and has a passion for auto racing, karting and performance driving of all types.