Pos Engine            Nat.     Wins

1.  Ferrari           ITA      243*
2.  Mercedes-Benz     GER      213*
-----------------------------------
3.  Renault           FRA      178*
4.  Ford Cosworth     GBR      176
-----------------------------------
5.  Honda             JPN       89
6.  Climax            GBR       40
7.  TAG               LUX       25
8.  BMW               GER       20
9.  BRM               GBR       18
10. RBPT              AUT       17
11. Alfa Romeo        ITA       12
12. Maserati          ITA       11
-----------------------------------
13. Vanwall           GBR        9
14. Repco             AUS        8
15. Honda RBPT        JPN        6*
16. Matra             FRA        3
17. Porsche           GER        1
=   Weslake           GBR        1

* = Active engines