Brabham BT18 Race car

The Brabham BT18 was a Formula racing car that Brabham built in the mid-1960s. The name BT stood for the surnames of Jack Brabham and Ron Tauranac, the two constructors.

History 

The precursor Brabham BT16 from 1965 initially had a Cosworth SCA, BRM or Holbay MAE engine. On March 20, 1965 at the F2 GP of Silverstone, England, he was equipped with the Honda engine RA300E (F2). With 996.7 cc, the engine produced 135 hp at 10,000rpm.
Versions
BT18 Formula Two car 
BT18A Formula Two car with Formula Three engine 
BT18B Formula Two car with twin-cam Ford engine 

The BT18 was designed as a Formula 2 and Formula 3 race car and most vehicles of this type were also used in these racing series. Two vehicles, F2-18-66 and F2-19-66, were used by the Brabham factory team with Honda engines. 32 were Formula 2 racing cars and designated as BT18A. 6 units were equipped for private teams with a Cosworth SCA engine. A special version BT18B of 8 copies was equipped for the Honda Racing School with Kent engines from Ford, for the 1966 coming Formula Ford. A total of 46 copies of the BT18 (+ A + B) were produced. 

The car had a tubular frame, which was reinforced. The regulations prescribed a displacement limit of 1000 cc and a minimum weight of 420 kg. As an engine supplier equipped Honda 1965 and 1966 exclusively the racing of Brabham with a 1000 cc engine. In 1966, racers Jack Brabham and Denis Hulme drove a total of 11 victories in 12 races with the Brabham-Honda BT18. Jack Brabham won the Formula 2 Championship in the same year and Denis Hulme the Formula 2 Vice Championship. With 994 cc of the RA302E (F2) engine produced 150 horsepower at 11,000 rpm.