Claim: In the classification of the 1976 South African Grand Prix (held on 6 March 1976 at Kyalami in Transvaal Province, South Africa), four drivers completed 78 laps, while seven drivers completed 77 laps.
Evidence: The 1976 South African Grand Prix (formally the XXII The Citizen Grand Prix of South Africa) was a Formula One motor race held on 6 March 1976 at Kyalami in Transvaal Province, South Africa. The race was held over 78 laps of the 4.104-kilometre circuit for a total race distance of 320 kilometres. Pos Austria Niki Lauda 78 United_Kingdom James Hunt 78 West_Germany Jochen Mass 78 South_Africa Jody Scheckter 78 United_Kingdom John Watson 77 United_States Mario Andretti 77 United_Kingdom Tom Pryce 77 Italy Vittorio Brambilla 77 France Patrick Depailler 77 United_Kingdom Bob Evans 77 United_States Brett Lunger 77