The Konrad 660B is well known for fast performance driven applications, such as extreme government patrol and military intercept. The 660B is built to meet the demand for speed and precision. Designed for 7-15 meter (23-50 foot) vessels seeking speeds up to 60 knots (70 mph):
Intended for military, commercial, medium duty, and recreational performance the konrad 660b offers
- Oversized bearings
- Thicker walled casings
- Dual, counter rotating propeller
- Continuous oil circulation for cool operation
- No corrosive exhaust through drive
- Precision machined super alloy gears
- No failure-prone cone clutch
- Minimal maintenance required
Application | Recreational or Commercial |
Recreational or Commercial | Direct or Remote (Jack or CV Shaft) |
Exhaust | None through the sterndrive |
Gear Ratios | 1.07:1, 1.23:1, 1.31:1, 1.50:1, 1.67:1 |
Lubrication | Full Immersion, seventeen quarts with external reservoir |
Propeller | Diameter Range 33.7 cm – 40.6 cm |
Rotation | Counter rotation |
Steering Angle | 50° range |
Transmission | Reversing transmission required |
Transom Mounting | Template available per application |
Transom Requirements | 13° angle nominal, 6.4 mm – 79.4 mm thick |
Trim/Lift System | Approximate -6° to +10° trim, twin cylinders with electrohydraulic pump Approximate 30° of total lift range |
Water Pickup | None through the sterndrive |