By BRAD TUTTLE
April 23, 2012
Is all that classic macho car chatter about V8s, horsepower, and “muscle” disappearing? Now, amid $4 gas and government requirements for cars with better mileage, car manufacturers are pumping their own tires regarding how small‚Äîand fuel-efficient‚Äîtheir vehicles’ engines are. That goes even for the supposedly most macho automobiles of all, SUVs and pickup trucks.