QUICKSHIFT®TRANSMISSION

MGX-5114SC

The perfect propulsion system starts with the technology of Twin Disc’s QuickShift transmissions. This fully integrated system includes the transmission, clutch, valves, actuators and electronic controls resulting in fast, smooth clutch engagement, exceptional boat handling, precise speed control and an incredibly smooth ride.

Standard Equipment
  • Vertical offset, aluminum housing
  • SAE J617 housing no. 1
  • Electric GP-valve with manual override
  • EC600PC profile module – interface for engagement signals
  • Oil strainer and oil filter
Options
  • Flexible coupling for 14” flywheel (SAE J620 size 355)
  • Input flange for freestanding installation
  • Mechanical control valve
  • EC600PC e-troll module and propulsion control system
  • Oil cooler with thermostatic bypass valve
  • Companion flange/ bolts set
  • Monitoring devices to customer’s specification
  • Mounting brackets
  • Live PTO:
    • SAE J744 size 82-2, 16-4 (SAE “A”, 2-bolt, max. 58 Nm)
    • SAE J744 size 101-2, 22-4 (SAE “B”, 2-bolt, max. 209 Nm)
    • SAE J744 size 101-2, 25-4 (SAE “B-B”, 2-bolt, max. 338 Nm)
    • SAE J744 size 127-4, 32-4 (SAE “C”, 4-bolt, max. 592 Nm)
  • Hydraulic clutchable PTO:
    • SAE J744 size 127-4, 32-4 (SAE “C”, 4-bolt, max. 600 Nm)
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

Light Duty

Intermediate Duty

Medium Duty

Continuous Duty

:1

@ 2300 RPM

@ 2300 RPM

@ 2100 RPM

@ 1800 RPM

@ 1800 RPM

0.93, 1.02, 1.12
1.50, 1.74, 2.04

673 kW
(902 hp)

629 kW
(843 hp)

504 kW
(676 hp)

394 kW
(528 hp)

358 kW
(480 hp)

2.54

673 kW
(902 hp)

629 kW
(843 hp)

466 kW
(625 hp)

394 kW
(528 hp)

358 kW
(480 hp)

3.00

578 kW
(775 hp)

540 kW
(724 hp)

451 kW
(605 hp)

361 kW
(484 hp)

328 kW
(440 hp)

* Ratings shown for use with standard right hand rotation engines. The maximum allowable rated engine speed is 3000 rpm

DIMENSIONS & WEIGHT

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.

Enlarge

C

190 mm (7.47”)

S

161 mm (6.33”)

F

483 mm (19.00”)

L

279 mm (11.00”)

R

191 mm (7.50”)

Weight

216 kg *

* dry weight, including SAE #1 housing and SAE 355 flexible coupling

Publications:
Installation Drawings

Drawing Number

Input Connection

Control Valve

Companion Flange

Heat Exchanger

PTO

Download

PX13253

SAE #1 / 14″

mech. + troll. (MG-5114SC)

Yes

Yes

SAE C (live)

DWG

PX13254

SAE #1 / 14″

electric, EC050

Yes

Yes

SAE C (live)

DWG

PX13254B

SAE #1 / 14″

electric, EC300 interface

SAE C (live)

DWG
STEP
IGS

PX13254C

SAE #1 / 14″

electric, EC050

Yes

SAE C (live)

DWG

PX13254D

SAE #1 / 14″

electric, EC050

Yes

Yes

SAE B (live)

DWG
STEP
IGS

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