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 | @ 2500 RPM | @ 2300 RPM | @ 2100 RPM | @ 1800 RPM | @ 1800 RPM | ||||||
| 1.06, 1.33, 1.53
1.77, 2.05 |
455 kW
(610 hp) |
368 kW
(493 hp) |
283 kW
(380 hp) |
205 kW
(275 hp) |
186 kW
(249 hp) |
||||||
| 2.53 | 410 kW
(550 hp) |
355 kW
(476 hp) |
268 kW
(360 hp) |
||||||||
| 2.88 | (540 hp) | (467 hp) | (350 hp) | ||||||||
* Ratings shown for use with standard right-hand rotation engines.
The maximum allowable rated engine speed is 3500 rpm.
| C | 15 mm (0.59”) |
| S | 178 mm (7.00”) |
| F | 373 mm (14.68”) |
| L | 254 mm (10.00”) |
| R | 254 mm (10.00”) |
| Weight | 123 kg * |
* dry weight, including SAE #2 housing and SAE 290 flexible coupling
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.
Español 
English