1970 Pontiac GTO 455 vs Ram Air 400 Road Test – Car Life Magazine 1970 Pontiac GTO 455 vs Ram Air 400 Road Test – Extracted from the April 1970 CL Magazine. (16.4 x 11.0) 6 pages Composite views Download File Type: pdf Categories: Pontiac, Pontiac Road Tests Tags: 1970, Pontiac, Pontiac GTO, Road Test