S1
- Category
- Heavy duty commercial
- Full-power operation
- Uninterrupted and unlimited
- Continuous maximum output
- Unlimited
- Cruising speed
- —
- Annual operation
- 5,000 h

BUKH | Authorized distributor in Taiwan
9 models in the R, S and V8P series, 128.7–389.7 kW (175–530 hp), for fast rescue boats and high-speed craft.
Applications: Fast rescue boats (FRB), rescue boats, military and government fast craft, workboats, multi-purpose boats and pleasure boats; the V8P can also be used in lifeboats. For fast rescue boats and special-operations craft carried on coast guard vessels, applicable rules are confirmed for each boat.
Features
The V8P is based on the Duramax 6.6 L V8 and marinized by BUKH in Denmark, with Combat mode, a dual-mode ECU and custom ECU software available as options.
The R/S series can be paired with shaft drive or waterjet propulsion; according to the manufacturer, BUKH and Alamarin-Jet (also distributed by Hallmark Marine) are partners.
The R210 and S270 have DNV-witnessed -30°C cold-start test records.
The R175J, R210J, S270J and V8P are available in hybrid versions with a 25 kW @ 96V electric motor.
Specifications
| Model | Cylinders / displacement | Output kW | Output hp | Speed rpm | Emissions (by rating) | Duty rating |
|---|---|---|---|---|---|---|
| R175 | 4-cyl / 2.2 L | 128.7 | 175 | 3,800 | — | S3 |
| R210 | 4-cyl / 2.2 L | 154.4 | 210 | 3,800 | — | S4 |
| S270 | V6 / 2,959 cc | 198.5 | 270 | 3,800 | RCD II, IMO Tier II, EPA Tier III certified | S4 |
| V8P-300 | V8 / 6.6 L | 220.6 | 300 | 3,000 | RCD II, IMO Tier II certified | S2 |
| V8P-350 | V8 / 6.6 L | 257.3 | 350 | 3,000 | RCD II, IMO Tier II certified | S2 |
| V8P-400 | V8 / 6.6 L | 294.1 | 400 | 3,000 | RCD II, IMO Tier II certified | S3 |
| V8P-450 | V8 / 6.6 L | 330.9 | 450 | 3,000 | RCD II, IMO Tier II certified | S3 |
| V8P-500 | V8 / 6.6 L | 367.6 | 500 | 3,000 | RCD II, IMO Tier II certified | S4 |
| V8P-530 | V8 / 6.6 L | 389.7 | 530 | 3,000 | RCD II, IMO Tier II certified | S4 |
Ratings
As defined by BUKH; rated power is net crankshaft power under ISO 8665 conditions (100 kPa, 25 °C, 30% relative humidity).