Table:
text: 1977 South African Grand Prix
Classification
Classification
Driver Constructor_ Laps Time_Retired Grid
Carlos Pace Brabham - Alfa Romeo 76 +2 laps 2
Brett Lunger March - Ford 76 +2 laps 23
Larry Perkins BRM 73 +5 laps 22
Alex Ribeiro March - Ford 66 Engine 17
Hans Joachim Stuck March - Ford 55 Engine 18
Mario Andretti Lotus - Ford 43 Accident 6
Boy Hayje March - Ford 33 Gearbox 21
Jacques Laffite Ligier - Matra 22 Accident 12
Tom Pryce Shadow - Ford 22 Fatal accident 15
Renzo Zorzi Shadow - Ford 21 Fuel leak 20
Ronnie Peterson Tyrrell - Ford 5 Fuel system 7

Question: Which constructor had 66 laps in the 1977 South African Grand Prix?