In the seven-decade story of America's most iconic sports car, the late 1970s are something of a black hole period ... Flathead is under the hood of this Corvette, It's a safe bet to say it's ...

That sweet torque curve and deep rumble are signature attributes that make the Corvette great. That's why this 1968 C3 Corvette with a Cummins diesel straight-six is more than just a little bit ...