Table:
text: 1976 South African Grand Prix
Classification
Classification
Driver Constructor_ Laps Time_Retired Grid
Brett Lunger Surtees - Ford 77 +1 lap 20
Hans-Joachim Stuck March - Ford 76 + 2 Laps 17
Michel Leclère Wolf-Williams - Ford 76 + 2 Laps 22
Chris Amon Ensign - Ford 76 + 2 Laps 18
Harald Ertl Hesketh - Ford 74 + 4 Laps 24
Jacky Ickx Wolf-Williams - Ford 73 + 5 Laps 19
Emerson Fittipaldi Fittipaldi - Ford 70 Engine 21
Clay Regazzoni Ferrari 52 Engine 9
Jacques Laffite Ligier - Matra 49 Engine 8
Jean-Pierre Jarier Shadow - Ford 28 Radiator 15
Carlos Pace Brabham - Alfa Romeo 22 Oil Pressure 14
Gunnar Nilsson Lotus - Ford 18 Clutch 25

Question: Tell me the lowest starting grid for Emerson Fittipaldi engine and driver with more than 70 laps from the 1976 South African Grand Prix?