It’s not that the Nissan Sentra is a ‘bad car,’ so to speak, but it’s about as exciting to anyone with even a modicum of automotive enthusiasm as a haircut. Sadly, that milquetoast feeling even extends to the more powerful SE-R and 200-horsepower SE-R Spec V. Said another way, the current Sentra is a long time gone from the SR20DE-engined B13 Sentra SE-R of the early ’90s.But there may be light