Mercury Racing / Roadster Shop SB4 7.0 - DOHC 32 Valve engine based on LS7 makes 750 hp at 8,000 rpm! A look at the new SB$ DOHC LS-based engine designed by Mercury Racing and brought to the ...

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 ...

A Carbureted LS7 The very cool photo on this month's cover is of a stereo lithographyprototype carbureted intake manifold that GM Racing developed for theLS7 crate engine. Although GM Racing asked ...

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 ...

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 ...

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 SB4 crate engine is based on General Motors' LS7 7.0-liter V-8, which last did duty in the fifth-generation Camaro's Z/28 model. However, Mercury Racing, the company's automotive engine ...

ZL1 427: 69 units L88 427: 216 units LS7 454 Big-Block: Production canceled DOHC LT5 V8: CERV III Prototype 302 Small-Block ...

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.