Guess the Car: Part 8 (Race Car)

might be too hard
hints
year: 1978
weight: 900
engine size: 1.6 L (93 cu in; 1600 cc)
car is competing in Jefferson 500

hints
year: 1978
weight: 900
engine size: 1.6 L (93 cu in; 1600 cc)
car is competing in Jefferson 500
