MG-5055A
Standard Equipment
- Vertical offset, aluminum housing
- 10° down angle on output shaft
- Mechanical control valve
- Oil strainer
Options
- SAE J617 housing no. 3
- SAE J617 housing no. 4
- Borg Warner housing
- Flexible coupling for 11 ½” flywheel (SAE J620 size 290)
- Electric control valve (12 VDC or 24 VDC)
- Control cable bracket
- Mechanical trolling valve
- Oil cooler
- Companion flange
INPUT RATINGS – KILOWATTS (KW) (HORSEPOWER (HP))*
For service classification definitions and important notes refer to the Twin Disc Marine Product Guide or contact Twin Disc directly.
Reduction Ratios | Pleasure Craft | Intermediate Duty | Continuous Duty | |||
---|---|---|---|---|---|---|
:1 | @ 2800 RPM | @ 3600 RPM | @ 2500 RPM | @ 3200 RPM | @ 2300 RPM | @ 2500 RPM |
1.53, 2.08 |
261 kW (350 hp) |
298 kW (400 hp) |
175 kW (235 hp) |
224 kW (300 hp) |
135 kW (181 hp) |
146 kW (196 hp) |
2.60 |
176 kW (236 hp) |
226 kW (303 hp) |
118 kW (158 hp) |
151 kW (203 hp) |
77 kW (103 hp) |
83 kW (111 hp) |
* Ratings shown for use with standard right hand rotation engines. The maximum allowable rated engine speed is 4000 rpm.
DIMENSIONS & WEIGHT

C | 155 mm (6.10”) |
S | 108 mm (4.25”) |
F | 267 mm (10.51”) |
L | 193 mm (7.60”) |
R | 193 mm (7.60”) |
A | 10° |
Weight | 54 kg * |
* dry weight, including standard equipment
Specifications subject to change without prior notice in the interest of continual product improvement. Contact your local Twin Disc representative for engineering specifications, Survey Society Approvals and Classifications.