General Motors' LS-series small-block engines have been in production for over a decade, but it's only been within the last few years that they have really hit critical mass among average hot rodders, ...

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 ...

When it comes to making power, there is little need for convincing when the subject of GM LS-Series engines enters the conversation. Right from the jump, these are some of the most powerful OEM ...

On this episode 58 of HOT ROD Garage presented by Lincoln Tech, Lucky Costa’s personal ’66 Chevelle gets major upgrades to its 6.0L LS truck engine. Tony Angelo and Costa install a set of AFR heads ...

When you think GM, you think trucks and SUVs; you think power and size. Among GM's engine ranks, there's one that you'll find in many vehicles that need power to hurl their big sizes around but don't ...