The Owen Racing Organisation entered Pedro Rodríguez in the South African Grand Prix, He qualified 10th and retired with a fuel system failure.

[3][4] At the Belgian Grand Prix Attwood qualified 18th and retired with a broken oil pipe.

[9] Atwood was replaced by Bobby Unser for the Italian Grand Prix who set a fast time in the early qualifying session.

Reg Parnell Racing entered Piers Courage in the Spanish Grand Prix.

[21] Courage left at the end of the year to drive a Brabham entered by Frank Williams.

In the South African Grand Prix the Mexican qualified 15th and retired with a water leak.