1967 GTO with Hurst dualgate shifter (From a 1967 issue of Hotrod magazine)

1967 Firebird 326 HO and 400 convertible ad from May 1967 Hotrod

1967 Firebird 400 convertible and a pretty girl from march 1967 Hotrod

Pontiac 2+2, GTO, and Sprint 6 engines with specs form a 1967 Hotrod magazine

1969 GTO Judge engine & suspension specs form December 1968 Hotrod magazine

1967 OHC 6 Sprint engine picture from Sept. 1965  Hotrod Magazine

Cover of September 1965 Hotrod magazine showing OHC 6 Sprint engine