SUPER STOCK BO29 HEMI Barracuda and LO23 Hemi Dart forum

Ask your cousin if he remembers the 427/425hp '68 Chevy Biscayne I use to own, run by Ennis Lund, called "Ennis Menace" also from Sioux Falls. Here's a pic of the Hairbender......

Still has the factory exhaust on it, very cool.