Eleven years ago, then 13-year-old Rod Arias inherited a 1989 Mustang LS V8 coupe from his newlywed brother, who could no longer afford to keep the car up. "When I first obtained the car," Arias says, ...

Internal combustion engines are fairly simply machines. When you break it down, they are nothing more than air pumps. When it comes to making horsepower and torque, the simple fact is the more air you ...