Tearing down a worn LS7 track engine in preparation for a rebuild After many seasons of hard racing an LS7 is tired and ready for rebuild. Here's what we found on the initial tear down.

Martin holds a B.A. in English and Creative Writing. Working full-time as an Avionics Technician on fighter jets, he travels using a variety of vehicles, to include: a Camaro ZL1, F-150 FX4, Jeep ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

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 ...

When General Motors revealed the '06 Corvette Z06's 505hp LS7 V-8 enginelast year, our first question was, "How detuned is it?" After all,despite its 500-plus horses, the latest and greatest 7.0L ...

It's dubbed the LS427/570 and sports a number of upgrades over the LS7 engine we saw in production. It all started with Gran Turismo. From those early PlayStation days, Sean was drawn to anything with ...

Wrenchers and fans of Chevrolet’s small-block V8s may need to spend a little time today mourning the death of two of the automaker’s popular engines. Reddit user bissellpowerforce first shared the ...

Your old, reliable engine has been coughing up some strange, but concerning noises. So, you call your mechanic to find out what the problem and solution are to restoring its harmonious hum. But the ...

When you think American muscle, many gearheads will likely picture some 1960s weapon that houses a huge V8 beneath the hood, usually producing about as much grunt as a hot hatch does these days. But ...

In addition to the Challenger SRT Hellcat-rivaling output, torque is rated at 570 pound-feet (773 Nm). How did Mercury Racing extract 245 more horsepower from the LS7? The secret lies in the number of ...

Hot on the heels of the discontinuedsupercharged LT5 GM powerhouse we have more bad news: the death of the iconic LS7. Yep, the dry-sump-equipped, race-bred 427ci—the biggest naturally-aspirated LS ...

Kyle has written professionally across the motorsport and motoring world since graduating from Plymouth University in 2018, and has acted as the MotoGP editor for Motorsport Week and as a Features ...