Throwing speed parts at stock engines is about as pure as hot rodding gets. From stacking carburetors on utilitarian flat-head Ford engines to bolting a big blower on a world-weary small-block, the ...

Back in the early 1990s the Gen II LT1 and LT4 engines powered GM's hottest performance cars, but GM read the tea leaves and knew that this platform would not be able to get them where they would ...

Ford's Coyote and GM's LS engines are still offered today for anyone interested in performing a swap. But they have some big ...

Comp Cams and Summit now have the universe of Chevy LS Gen III/IV V-8s covered, from 4.8-liter to 7.0-liter, with these FSL cams. For many decades, hot-rodders didn’t have much of a choice when it ...

As the number of GM's production Gen III/IV V-8s proliferates, there's been a corresponding explosion in the number and variety of engine parts released to the public. Generally, they are ...