1974 Trans-AMA motocross series


The 1974 Trans-AMA motocross series was the fifth annual international series established by the American Motorcyclist Association as a pilot event to help establish motocross in the United States. The motocross series was an invitational based on a 500cc engine displacement formula, run on American tracks featuring the top riders from the F.I.M. world championship against the top American riders.
Suzuki factory rider Roger De Coster claimed the championship with four overall victories. His Suzuki teammate, Dutchman Gerrit Wolsink took second place along with one overall victory. Maico factory rider Adolf Weil claimed third place, while the top American rider was Bultaco's Jim Pomeroy in fourth place.

1974 Trans-AMA final standings

PlaceRiderCountryTeamPointsWins
1 Roger De CosterBelgiumSuzuki9004
2 Gerrit WolsinkNetherlandsSuzuki5301
3 Adolf WeilGermanyMaico4150
4 Jim PomeroyUnited StatesBultaco3990
5 Harry EvertsBelgiumPuch3441
6 Willy BauerGermanyMaico3330
7 Yukio SugioJapanYamaha2880
8 Brad LackeyUnited StatesHusqvarna2850
9 Arne KringSwedenHusqvarna2700
10 Pierre KarsmakersNetherlandsYamaha2331

1974 Trans-AMA Round 1

Oct. 6, 1974, Unadilla, New York
PlaceRiderCountryTeam
1 Roger De CosterBelgiumSuzuki

1974 Trans-AMA Round 2

Oct. 13, 1974, Linnville, Ohio
PlaceRiderCountryTeam
1 Heikki MikkolaFinlandHusqvarna

1974 Trans-AMA Round 3

Oct. 20, 1974, Gainesville, Georgia
PlaceRiderCountryTeam
1 Roger De CosterBelgiumSuzuki
2 Adolf WeilGermanyMaico
3 Jim PomeroyUnited StatesBultaco
4 Willy BauerGermanyMaico
5 Bengt ÅbergSwedenHusqvarna
6 Hans MaischGermanyMaico
7 Brad LackeyUnited StatesHusqvarna
8 Tony DiStefanoUnited StatesČZ
9 Harry EvertsBelgiumPuch
10 Jimmy WeinertUnited StatesKawasaki

1974 Trans-AMA Round 4

Oct. 27, 1974, Orlando, Florida
PlaceRiderCountryTeam
1 Gerrit WolsinkNetherlandsSuzuki
2 Arne KringSwedenHusqvarna
3 Yukio SugioJapanYamaha
4 Brad LackeyUnited StatesHusqvarna
5 Rich EirstedtUnited StatesHonda
6 Harry EvertsBelgiumPuch
7 Håkan AnderssonSwedenYamaha
8 Adolf WeilGermanyMaico
9 Willy BauerGermanyMaico
10 Mike RunyardUnited StatesSuzuki

1974 Trans-AMA Round 5

Nov. 10, 1974, Whitney, Texas
PlaceRiderCountryTeam
1 Roger De CosterBelgiumSuzuki
2 Harry EvertsBelgiumPuch
3 Steve StackableUnited StatesMaico
4 Arne KringSwedenHusqvarna
5 Adolf WeilGermanyMaico
6 Yukio SugioJapanYamaha
7 Pierre KarsmakersNetherlandsYamaha
8 Rich ThorwaldsonUnited StatesSuzuki
9 Håkan AnderssonSwedenYamaha
10 Brad LackeyUnited StatesHusqvarna

1974 Trans-AMA Round 6

Nov. 17, 1971, Puyallup, Washington
PlaceRiderCountryTeam
1 Harry EvertsBelgiumPuch
2 Roger De CosterBelgiumSuzuki
3 Yukio SugioJapanYamaha
4 Rich ThorwaldsonUnited StatesSuzuki
5 Mike HartwigUnited StatesHusqvarna
6 Vic EastwoodUnited KingdomCCM
7 Mike RunyardUnited StatesSuzuki
8 Arne KringSwedenHusqvarna
9 Gary ChapinUnited StatesMaico
10 Sonny DeFeoUnited StatesMaico

1974 Trans-AMA Round 7

Nov. 24, 1974, Livermore, California
PlaceRiderCountryTeam
1 Roger De CosterBelgiumSuzuki
2 Willy BauerGermanyMaico
3 Adolf WeilGermanyMaico
4 Mike RunyardUnited StatesSuzuki
5 Gerrit WolsinkNetherlandsSuzuki
6 Raymond BovenBelgiumMontesa
7 Arne KringSwedenHusqvarna
8 Vic AllanScotlandBultaco
9 Rich ThorwaldsonUnited StatesSuzuki
10 Rich EirstedtUnited StatesHonda

1974 Trans-AMA Round 8

Dec. 1, 1974, Saddleback, California
PlaceRiderCountryTeam
1 Pierre KarsmakersNetherlandsYamaha
2 Roger De CosterBelgiumSuzuki
3 Jim PomeroyUnited StatesBultaco
4 Gerrit WolsinkNetherlandsSuzuki
5 Willy BauerGermanyMaico
6 Adolf WeilGermanyMaico
7 Rich ThorwaldsonUnited StatesSuzuki
8 Hans MaischGermanyMaico
9 Gary JonesUnited StatesCan-Am
10 Vic AllanScotlandBultaco