1972

1		Lackey Brad	Kawasaki
2		Jones Gary	Yamaha
4		Thorwaldson Richard	Suzuki
5		Pomeroy Jim	Bultaco
+1

1973

1		Karsmakers Pierre	Yamaha
4		Semics Gary	Husqvarna
5		Lackey Brad	Kawasaki
9		Di Stefano Tony	CZ

1974

1		Weinert Jim	Kawasaki
2		Di Stefano Tony	CZ
3		Stackable Steve	Maico
4		Semics Gary	Husqvarna
+1

1975

1		Weinert Jim	Yamaha
2		Stackable Steve	Maico
3		Karsmakers Pierre	Honda
4		Grossi Billy	Suzuki
+5

1976

1		Howerton Kent	Husqvarna
2		Semics Gary	Kawasaki
3		Stackable Steve	Suzuki
4		Karsmakers Pierre	Honda
+5

1977

1		Smith Marty	Honda
2		Hannah Bob	Yamaha
3		Stackable Steve	Maico
4		Croft Tommy	Honda
+8

1978

1		Burgett Rick	Yamaha
2		Staten Rex	Yamaha
3		Smith Marty	Honda
4		Croft Tommy	Honda
+6

1979

1		LaPorte Danny	Suzuki
2		Bell Mike	Yamaha
3		Semics Gary	Honda
5		Staten Rex	Yamaha
+6

1980

1		Sun Chuck	Honda
2		Breker Goat	Kawasaki
3		Smith Marty	Suzuki
4		Burgett Rick	Yamaha
+7

1981

1		Glover Broc	Yamaha
2		Bell Mike	Yamaha
3		Sun Chuck	Honda
4		LaPorte Danny	Honda
+2

1982

1		Shultz Darell	Honda
2		Sun Chuck	Honda
3		King Alan	Suzuki
4		Bell Mike	Yamaha
+5

1983

1		Glover Broc	Yamaha
2		Howerton Kent	Kawasaki
3		Chandler Danny	Honda
4		King Alan	Suzuki
+3

1984

1		Bailey David	Honda
2		Glover Broc	Yamaha
3		Breker Goat	Kawasaki
7		Dymond Micky	Husqvarna
+1

1985

1		Glover Broc	Yamaha
2		Eaton Eric	Yamaha
3		Bailey David	Honda
5		Liles Billy	Kawasaki
+2

1986

1		Bailey David	Honda
2		Johnson Rick	Honda
3		Ward Jeff	Kawasaki
4		O'Mara Johnny	Honda
+4

1987

1		Johnson Rick	Honda
2		Stanton Jeff	Yamaha
3		Lechien Ron	Kawasaki
6		Ward Jeff	Kawasaki
+2

1988

1		Johnson Rick	Honda
2		Lechien Ron	Kawasaki
3		Stanton Jeff	Yamaha
4		Leisk Jeff	Honda
+3

1989

1		Ward Jeff	Kawasaki
2		Stanton Jeff	Honda
3		Johnson Rick	Honda
4		Dubach Doug	Yamaha
+5

1990

1		Ward Jeff	Kawasaki
2		Stanton Jeff	Honda
3		O'Mara Johnny	Kawasaki
4		Johnson Rick	Honda
+3

1991

1		Bayle Jean-Michel	Honda
2		Ward Jeff	Kawasaki
3		Stanton Jeff	Honda
4		Bradshaw Damon	Yamaha
+4

1992

1		Kiedrowski Mike	Kawasaki
2		Stanton Jeff	Honda
3		Ward Jeff	Kawasaki
4		Bayle Jean-Michel	Honda
+3

1993

1		LaRocco Mike	Kawasaki
2		Stanton Jeff	Honda
3		Kiedrowski Mike	Kawasaki
4		Lamson Steve	Honda
+3

Correction