Two Coopers were first and second , and the only two cars on the same lap , the winner , a 1966 car with the latest V12 Maserati engine .
Second was an old Coopers with an old Climax 4 - cylinder 2.7 - litre engine .
Two Coopers were first and second , and the only two cars on the same lap , the winner , a 1966 car with the latest V12 Maserati engine , while second was an old Cooper with an old Climax 4 - cylinder 2.7 - litre engine .