Products
Marine Transmission

06
Marine Gearbox
Max.12.5 HP at 2100RPM
Engine Speed: 1000 ~ 2100 RPM
Ratio 2.52 3.05 3.50
Rate (hp/rpm) 0.006 0.006 0.006
16A
Marine Gearbox
Max.33 HP at 2000RPM
Engine Speed: 1000 ~ 2000 RPM
Ratio 2.07 2.48 2.95 3.35 3.83
Rate (hp/rpm) 0.016 0.016 0.016 0.016 0.016
ma100a
Marine Gearbox
Max.37 HP at 3000RPM
Engine Speed: 1500 ~ 3000 RPM
Ratio 1.60 2.00 2.55 3.11 3.59 3.88
Rate (hp/rpm) 0.012 0.012 0.0095 0.0095 0.0082 0.0082
ma125a
Marine Gearbox
Max.82 HP at 3000RPM
Engine Speed: 1500 ~ 3000 RPM
Ratio 2.03 2.46 3.04 3.57 4.05
Rate (hp/rpm) 0.027 0.027 0.024 0.022 0.019
ma142a
Marine Gearbox
Max.102 HP at 2500RPM
Engine Speed: 1500 ~ 2500 RPM
Ratio 1.97 2.52 3.03 3.54 3.95 4.50
Rate (hp/rpm) 0.041 0.041 0.041 0.035 0.031 0.026
40a
Marine Gearbox
Max.82HP at 2000RPM
Engine Speed: 750 ~ 2000 RPM
Ratio 2.07 2.96 3.44
Rate (hp/rpm) 0.04 0.04 0.034
mb170
Marine Gearbox
Max.132 HP at 2500RPM
Engine Speed: 1000 ~ 2500 RPM
Ratio 1.97 2.52 3.04 3.54 3.96 4.50 5.06 5.47 5.88
Rate (hp/rpm) 0.053 0.053 0.053 0.053 0.053 0.042 0.042 0.037 0.037
120c
Marine Gearbox
Max.340 HP at 2500RPM
Engine Speed: 1000 ~ 2500 RPM
Ratio 1.48 1.94 2.45 2.96 3.35
Rate (hp/rpm) 0.136 0.136 0.136 0.122 0.109
135a
Marine Gearbox
Max.272 HP at 2000RPM
Engine Speed: 1000 ~ 2500 RPM
Ratio 2.03 2.59 3.04 3.62 4.11 4.65 5.06 5.47 5.81
Rate (hp/rpm) 0.135 0.135 0.135 0.135 0.135 0.127 0.120 0.105 0.095
Hc138
Marine Gearbox
Max.375 HP at 2600RPM
Engine Speed: 1000 ~ 2600 RPM
Ratio 2.52 3.0 3.57 4.05 4.45
Rate (hp/rpm) 0.15
HCD138
Marine Gearbox
Max.375 HP at 2500RPM
Engine Speed: 1000 ~ 2500 RPM
Ratio 5.05 5.63 6.06 6.47
Rate (hp/rpm) 0.15 0.135 0.126
MB242
Marine Gearbox
Max.350 HP at 2500RPM
Engine Speed: 1000 ~ 2500 RPM
Ratio 3.04 3.52 3.95 4.53 5.12 5.56 5.88
Rate (hp/rpm) 0.140 0.140 0.140 0.140 0.136 0.128 0.100
HC200
Marine Gearbox
Max.440 HP at 2200RPM
Engine Speed: 1000 ~ 2200 RPM
Ratio 1.48 2.00 2.28
Rate (hp/rpm) 0.20 0.20 0.20
HC201
Marine Gearbox
Max.500 HP at 2500RPM
Engine Speed: 1000 ~ 2500 RPM
Ratio 2.46 2.955 3.526
Rate (hp/rpm) 0.20 0.20 0.180
MB270A
Marine Gearbox
Max.500 HP at 2500RPM
Engine Speed: 1000 ~ 2500 RPM
Ratio 4.05 4.53 5.12 5.50 5.95 6.39 6.82
Rate (hp/rpm) 0.20 0.20 0.20 0.182 0.150 0.120 0.120
HCQ300
Marine Gearbox
Max.782 HP at 2300RPM
Engine Speed: 1000 ~ 2300 RPM
Ratio 1.06 1.46 2.05 2.38
Rate (hp/rpm) 0.34 0.34 0.34 0.32
300
Marine Gearbox
Max.805 HP at 2300RPM
Engine Speed: 1000 ~ 2300 RPM
Ratio 2.04 2.54 3.00 3.53 4.10 4.61 4.94 5.44
Rate (hp/rpm) 0.35 0.35 0.33 0.30 0.25 0.20 0.20 0.17
D300A
Marine Gearbox
Max.805 HP at 2300RPM
Engine Speed: 1000 ~ 2300 RPM
Ratio 4.00 4.48 5.05 5.52 5.90 6.56 7.06 7.63
Rate (hp/rpm) 0.35 0.33 0.30 0.25 0.25 0.25 0.20 0.17
T300
Marine Gearbox
Max.759 HP at 2300RPM
Engine Speed: 1000 ~ 2300 RPM
Ratio 4.95 6.03 6.65 7.04 7.54 8.02 8.47
Rate (hp/rpm) 0.33 0.33 0.33 0.33 0.30 0.30 0.27
t300/1
Marine Gearbox
Max.611 HP at 2300RPM
Engine Speed: 1000 ~ 2300 RPM
Ratio 8.94 9.45
Rate (hp/rpm) 0.266 0.266
HCQ401
Marine Gearbox
Max.1035 HP at 2300RPM
Engine Speed: 1500 ~ 2300 RPM
Ratio 1.00 1.12 1.50 2.04 2.50
Rate (hp/rpm) 0.45 0.45 0.45 0.45 0.40
HC400
Marine Gearbox
Max.810 HP at 1800RPM
Engine Speed: 1000 ~ 1800 RPM
Ratio 2.04 2.50 3.00 3.42 4.06
Rate (hp/rpm) 0.41 0.41 0.41 0.41 0.35
HCD400
Marine Gearbox
Max.810 HP at 1800RPM
Engine Speed: 1000 ~ 1800 RPM
Ratio 3.96 4.33 4.43 4.70 5.00 5.53 5.89
Rate (hp/rpm) 0.41 0.41 0.41 0.41 0.41 0.362 0.337
HCT400A
Marine Gearbox
Max.945 HP at 2100RPM
Engine Speed: 1000 ~ 2100 RPM
Ratio 6.09 6.49 6.93 7.42 7.95 8.40 9.00 9.47
Rate (hp/rpm) 0.45 0.45 0.45 0.42 0.39 0.36 0.33 0.33
HCT400A/1
Marine Gearbox
Max.945 HP at 2100RPM
Engine Speed: 1000 ~ 2100 RPM
Ratio 8.15 8.69 9.27 9.94 10.60 11.46 12.00
Rate (hp/rpm) 0.45 0.45 0.45 0.43 0.40 0.37 0.36
HC600A
Marine Gearbox
Max.340 HP at 2500RPM
Engine Speed: 1000 ~ 2500 RPM
Ratio 2.00 2.48 3.00 3.58 3.89
Rate (hp/rpm) 0.60 0.60 0.60 0.54 0.49
HCD600A
Marine Gearbox
Max.1365 HP at 2100RPM
Engine Speed: 1000 ~ 2100 RPM
Ratio 4.18 4.43 4.70 5.00 5.44 5.71
Rate (hp/rpm) 0.60 0.60 0.57 0.54 0.49 0.49
HCT600A
Marine Gearbox
Max.1260 HP at 2100RPM
Engine Speed: 1000 ~ 2100 RPM
Ratio 6.06 6.49 6.97 7.51 8.04 8.66 9.35
Rate (hp/rpm) 0.55 0.49 0.45 0.45 0.41 0.36 0.35
HCT600A/1
Marine Gearbox
Max.1260 HP at 2100RPM
Engine Speed: 1000 ~ 2100 RPM
Ratio 8.23 8.82 9.47 10.8 11.65 12.57
Rate (hp/rpm) 0.55 0.51 0.49 0.464 0.437 0.41
HCd800
Marine Gearbox
Max.1530 HP at 1800RPM
Engine Speed: 1000 ~ 1800 RPM
Ratio 3.427 3.96 4.391 4.905 5.474 5.889
Rate (hp/rpm) 0.85 0.85 0.85 0.80 0.75 0.70
HCT800
Marine Gearbox
Max.1530 HP at 1800RPM
Engine Speed: 800 ~ 1800 RPM
Ratio 4.95 5.57 5.68 5.93 6.43 6.86 7.33 7.84
Rate (hp/rpm) 0.85 0.80 0.75 0.70
900
Marine Gearbox
Max.1440 HP at 1600RPM
Engine Speed: 600 ~ 1600 RPM
Ratio 1.46 2.04 2.47 3.00 3.60 4.08 4.63 4.95
Rate (hp/rpm) 0.90 0.90 0.90 0.90 0.75 0.66 0.58 0.55
HCT1100
Marine Gearbox
Max.1841RPM HP at 1600RPM
Engine Speed: 700 ~ 1600 RPM
Ratio 5.60 5.98 6.39 6.85 7.35 7.90
Rate (hp/rpm) 1.15 1.15 1.15 1.14 1.05 1.00
HCT1200
Marine Gearbox
Max.2024 HP at 1600RPM
Engine Speed: 1000 ~ 1600 RPM
Ratio 7.9
Rate (hp/rpm) 1.265
HC1250
Marine Gearbox
Max.1654 HP at 1800RPM
Engine Speed: 400 ~ 1800 RPM
Ratio 2.03 2.48 3.04 3.48 3.95
Rate (hp/rpm) 1.25 1.25 1.25 1.25 1.16
GW SERIES
Marine Gearbox
Model RPM Ratio HP/RPM
GWC28.30
GWL28.30
400~900
400~1150
400~1350
400~1600
400~1800
400~1800
400~1800
400~1800
400~1800
2.0607
2.50053
3.080
3.5353
4.0526
4.5351
5.0918
5.5861
6.1368
1.07
0.88
0.72
0.62
0.54
0.47
0.43
0.39
0.35
GWC30.32
GWL30.32
400~900
400~1150
400~1350
400~1600
400~1800
400~1800
400~1800
400~1800
400~1800
2.0317
2.5517
3.0370
3.5200
4.0
4.5455
5.0476
5.6410
6.054
1.45
1.15
0.97
0.84
0.73
0.64
0.58
0.51
0.47
GWC32.35
GWL32.35
400~900
400~1150
400~1350
400~1600
400~1800
400~1800
400~1800
400~1800
400~1800
2.0585
2.5415
3.0211
3.5759
4.0526
4.5930
5.0894
5.5724
6.0789
1.83
1.48
1.25
1.05
0.93
0.82
0.73
0.67
0.61
GWC36.39
GWL36.39
400~900
400~1150
400~1350
400~1600
400~1800
400~1800
400~1800
400~1800
400~1800
1.9737
2.4502
2.9791
3.4737
3.9474
4.3958
5.0065
5.4656
5.9744
2.50
2.00
1.66
1.42
1.25
1.11
1.00
0.91
0.83
GWC39.41
GWL39.41
400~800
400~1000
400~1200
400~1400
400~1600
400~1600
400~1600
400~1600
400~1600
1.9750
2.4690
3.052
3.48
4.051
4.484
4.996
5.506
5.989
3.26
2.54
2.11
1.82
1.59
1.41
1.25
1.13
1.03
GWC42.45
GWL42.45
400~800
400~1000
400~1200
400~1400
400~1600
400~1600
400~1600
400~1600
400~1600
2.0
2.5454
3.0244
3.5789
4.0
4.4706
5.0
5.60
5.9310
4.28
3.36
2.83
2.39
2.09
1.90
1.69
1.50
1.42
GWC45.49
GWL45.49
400~700
400~900
400~1050
400~1250
400~1400
400~1400
400~1400
400~1400
400~1400
1.9737
2.4671
2.8947
3.4460
3.9474
4.3741
4.8496
5.5024
5.9847
5.59
4.45
3.70
3.20
2.79
2.48
2.24
2.02
1.81
GWC49.54
GWL49.54
400~600
400~750
400~900
400~1050
400~1200
400~1200
400~1200
400~1200
400~1200
1.9359
2.4593
2.9172
3.4457
3.9524
4.5336
4.9105
5.4823
5.9967
7.36
5.79
4.88
4.13
3.60
3.12
2.87
2.56
2.34
GWC52.59
GWL52.59
400~600
400~750
400~900
400~1050
400~1200
400~1200
400~1200
400~1200
400~1200
1.9341
2.4817
2.9643
3.5251
3.9524
4.4314
4.9725
5.4017
5.9286
9.60
7.47
6.26
5.26
4.69
4.16
3.62
3.39
3.08
GWC60.66
GWL60.66
400~600
400~750
400~900
400~1050
400~1200
400~1200
400~1200
400~1200
400~1200
2.0123
2.4990
3.0722
3.5738
4.0513
4.4838
5.0786
5.5061
6.1161
12.58
9.88
8.39
7.19
6.29
5.47
4.98
4.53
4.12
GWC70.76
GWL70.76
300~465
300~575
300~705
300~815
300~900
300~900
300~900
300~900
300~900
2.048
2.528
3.091
3.583
3.95
4.57
5.04
5.576
6.172
18.309
14.81
12.079
10.45
9.46
8.169
7.399
6.699
6.049
GWC78.88
GWL78.88
200~325
200~400
200~475
200~555
200~630
200~715
200~800
200~870
200~970
2.039
2.495
2.981
3.476
3.950
4.489
5.010
5.469
6.085
26.656
21.787
18.238
15.64
13.763
12.104
10.853
9.942
8.935