C
Caterpillar
24
Cummins
6
D
Detroit
1
F
FPT
2
G
GM
1
I
Iveco
3
M
MAN
21
Mercruiser
1
Mercury
1
MTU
3
N
Nanni
1
S
Scania
1
V
Volvo
10
Volvo Penta
57
Y
Yanmar
5