The original GMC Syclone was a bonkers performance truck before those were even really a thing. Just under 3,000 examples of the turbocharged, AWD weapon were built, making them sought-after rigs ...

Humans love to attach labels and acronyms to just about everything. From sports (MLB, NFL, NBA) to government entities (FBI, IRS, NATO), people (JFK, LBJ, RBG), and everything in between (IBM, NBC, ...

When it comes to GM engines, the Chevy small block and LS motors get most of the love and attention. But there's another Chevy engine deserving of recognition for its legacy in the world of GM trucks.