Detroit’s Big Three were still figuring out where to shove all their new V8 horsepower. Most of it landed in full-size sedans ...

While there were some outliers here and there in the lineup — early-60s first-generation C-series trucks had square-ish wheel wells — GMC and Chevy wheel wells were as round as the tires ...

For those seeking a street-tuned performance truck, Chevrolet also offered the Silverado SS ... we clocked a 6.6-second sprint to 60 mph and a 14.99-second quarter mile ET for the Chevy, which were ...