The GTO's 400 Cubic-Inch Engine Came In Several Variants Although the one and only engine option in the 1967 Pontiac GTO was the ... seconds to get the Plymouth GTX from 0-60.

Chevrolet and Pontiac were both owned by General Motors until the company discontinued Pontiac in 2010, with Chevrolet still going strong today. It's not uncommon for GM to share designs and parts ...