From trucks and RVs to boats, Chevy's 8.1L Vortec powered heavy-duty machines with massive torque. Here's what defined GM's final big block engine.

With massive engines and an abundance of powerful muscle cars for drivers to choose from in the golden era, many small-block options tend to end up overlooked today. That said, these cars had some ...

Yes, you read that right—this naturally aspirated small-block is running 8.30s without boost or juice. Power comes from the wizards at Late Model Engines (LME), who built a 427ci aluminum-block LS ...

If you ask a muscle car enthusiast to name Plymouth's most famous performance machines, most will rattle off the Hemi 'Cuda or the big-block Road Runners. But tucked away in Chrysler's 1969 lineup was ...