\t \t\t\t \t\t\t\tWhen General Motors\xa0lowered the compression of all its engines in 1971, you would have expected horsepower to fall as well. However, one engine actually featured a higher horsepower rating. That engine, the LS5 454, powers our\xa0Pick of the Day, a\xa01971 Chevrolet Chevelle SS 454\xa0Sport Coupe. It is listed for sale on\xa0ClassicCars.com\xa0by\xa0Motor City Classic Cars\xa0in Vero Beach, Florida. | \t\t\t\t \t\t\t\t |