The centerpiece of the iconic 1991 GMC Syclone is, without a doubt, the turbocharged 4.3L V6 LB4 engine. This power-dense six-cylinder produced a very respectable 280 horsepower and 350 pound-feet of ...

The GMC Syclone holds a special place in the heart of many automotive enthusiasts, breaking the mold as one of the first true high-performance pickups. Launched in 1991, the Syclone paired the ...

General Motors, the owner of GMC, has made all sorts of impressive powertrains over the years. Muscle cars with V8s are ...

In the '90s, people didn't get to have their automotive cake and eat it too. That's to say, a car generally had one job, rather than having the capability to do multiple different tasks, such as trips ...

Back during the wacky 1990s, automakers decided that sporty SUVs and trucks might be the next big thing – and General Motors entered the arms race with the Chevrolet 454 SS and GMC Typhoon plus ...

Before crazy trucks took over the market, the virtually identical turbocharged GMC Syclone pickup truck destroyed the idea that sports cars had to be non-crazy. The GMC gave trucks and SUVs ...

The legendary GMC Syclone was just about the fastest thing you could buy in 1991 with 280 horsepower from a 4.3-liter turbocharged V6 and all-wheel drive for traction from a dig. In head-to-head tests ...