2,5L Formula :
  • Coventry inline 4
  • Ferrari inline 4
  • Ferrari V6

1,5L Formula :
  • BRM V8
  • Coventry Climax V8
  • Coventry Climax Flat-16 (never raced)
  • Ferrari V6
  • Ferrari V8
  • Ferrari Flat-12
  • Honda V12
  • Porsche Flat-4
  • Porsche Flat-8

3L Formula :
  • Alfa-Romeo V8
  • Alfa-Romeo Flat-12
  • Alfa-Romeo V12
  • BRM H16
  • BRM V12
  • Ferrari V12
  • Ferrari Flat-12
  • Ford-Cosworth DFV
  • Ford-Cosworth DFY
  • Maserati V12
  • Matra V12
  • Repco V8
  • Renault-Gordini V8 (never raced)
  • Weslake V12
  • Tecno Flat-12