1980

daytona – 2/2

sebring – 3/21

road atlanta – 4/13

riverside – 4/27

laguna seca – 5/4

mosport – 5/19

lime rock – 5/26

brainerd – 6/15

daytona – 6/29

sears point – 7/27

portland – 8/3

road america – 8/30

road atlanta – 9/21

daytona – 11/30