Table:
text: 1970 Formula One season
Teams and drivers
Teams and drivers
Constructor_ Chassis Engine Tyre Driver Rounds
McLaren - Ford M14A M14D Ford Cosworth DFV 3.0 V8 G Denny Hulme 1-3, 6-13
McLaren - Ford M14A M14D Ford Cosworth DFV 3.0 V8 G Peter Gethin 5, 8-13
McLaren - Ford M14A M14D Ford Cosworth DFV 3.0 V8 G Dan Gurney 5-7
McLaren - Alfa Romeo M7D M14D Alfa Romeo T33 3.0 V8 G Andrea de Adamich 2-3, 5-12
McLaren - Alfa Romeo M7D M14D Alfa Romeo T33 3.0 V8 G Nanni Galli 10
McLaren - Ford M7C M7A Ford Cosworth DFV 3.0 V8 F John Surtees 1-3, 5
Surtees - Ford TS7 Ford Cosworth DFV 3.0 V8 F John Surtees 7-13

Question: Which engine drove teams and drivers on rounds 7-13 of the 1970 Formula 1 season?