The Reher-Morrison-Shepherd team won NHRA's Division 4 Modified championship in 1973, and took a class win at the 1974 Winternationals in a pumpkin orange Chevrolet-powered F/Gas Ford Maverick. Shepherd ran back-to-back 10.67s to defeat John Smith’s M/Gas Volkswagen and defending event champion Bob Riffle’s C/Gas Dodge Colt. In the quarterfinal, he bested Carl Frizzell’s E/MP Camaro with a 10.66 and  former Winternationals winner Fred Teixeira’s B/Gas Corvette with a 10.49.
The Reher-Morrison-Shepherd team won NHRA's Division 4 Modified championship in 1973, and took a class win at the 1974 Winternationals in a pumpkin orange Chevrolet-powered F/Gas Ford Maverick. Shepherd ran back-to-back 10.67s to defeat John Smith’s M/Gas Volkswagen and defending event champion Bob Riffle’s C/Gas Dodge Colt. In the quarterfinal, he bested Carl Frizzell’s E/MP Camaro with a 10.66 and  former Winternationals winner Fred Teixeira’s B/Gas Corvette with a 10.49.