Rare: Could 1968 Mercury Cougar XR7 428 Cobra Jet Be Dyno Don Nicholson’s? by Wes It was pretty high-dollar. I mean, he was asking $40,000 for a car that needed a complete restoration,” Royce Peterson says. There were qualifiers. First, Cobra Jet Cougars are extremely rare. Just 10 or 12 […]