The 1966 season had a change to the engine rules, with the 1.5 litre engines being replaced with 3 litre engines. The teams had to search for suitable engines with Coventry Climax stopping producing racing engines. The Repco engine in the Brabham BT20 being the best and giving Jack Brabham his third drivers championship, this time in his own car. This season saw Bruce McLaren set up his own team.
Drivers Championship
Championship position: 1
Driver: Jack Brabham
Team: Brabham
Points: 42
Race wins: 4
Pole positions: 3
Championship position: 2
Driver: John Surtees
Team: Cooper
Points: 28
Race wins: 2
Pole positions: 2
Championship position: 3
Driver: Jochen Rindt
Team: Cooper
Points: 22
Race wins: 0
Pole positions: 0