The Konrad ACE is designed to provide performance boaters with a complete propulsion system for offshore vessels, with maximum cockpit space in mind.  The Konrad ACE houses the BAM 1350 heavy duty transmission inside its extension box, and is delivered complete with duel ram external hydraulic steering cylinders.  The ACE features state-of-the-art engineering and highest quality components that are capable of exceeding the demands of the high-performance market.

ACE Duty Classification 

Recreational Performance
Maximum recommendation

• 1000 Nm (738 lb. ft.) of torque for diesel or gas applications. 

Maximum operation

• 250 hours per year for planing type hulls of highly intermittent operation. 
• Gross weight to horsepower less than 12.2 kg/kw (20 lbs./hp). 

This classification includes:

• Private
• Non-commercial
• Non-charter
• Sport/leisure activity craft
• Long range pleasure cruisers, sport fishing charters and commercial service craft are not in this service classification. 
• Factory approved warranty.

High Performance
Maximum operation

• 100 hours per year for high performance applications are highly intermittent operation. 
• Gross weight to horsepower less than 12.2 kg/kw (20 lbs./hp). Factory approved warranty.

ACE Material/Manufacturing Specifications 

Bearings
Taper roller bearings, spaced for optimum load carrying capabilities, support the shafts

Castings
Manufactured from high strength, heat treated aluminum

Gears
High strength heat treated alloy steel utilizing high performance marine technology

Shafts
Manufactured from high alloy, heat treated steel

U-Joints
Industry leading size for increased load carrying capacity and extended life

ACE Installation/Operational Specifications 

Application
Recreational and High Performance

Corrosion Protection
Multiple anodes, all castings chromatized and layered with powder coatings

Engine Drive Shaft
Mounting flange available for several types of transmissions

Exhaust
None through the stern drive

Gear Ratios
1.21:1, 1.33:1, 1.51:1

Lubrication
Full immersion, six quarts with external reservoir

Propeller
425 mm (16.75 in)

Rotation
Left and right rotation units available

Steering Angle
40ºrange

Transmission
Reversing transmission required

Transom Mounting
Template available

Transom Requirements
14ºangle nominal, 6.4 mm - 57.2 mm (¼ in - 2¼ in) thick

Trim-Lift System
Approximate -6ºto +10ºtrim, twin cylinders with electro hydraulic pump
Approximate 40ºof total lift range

Water Pickup
None through the stern drive

ACE Package Options 

Standard Equipment

• High Performance stern drive
• Extension box with external steering
• BAM 1350 transmission with tailpiece
• Transom assembly
• External hydraulic steering
• HP Lower housing unit

Options for individual applications (available for purchase from Konrad)

• Tie bar
• Transmission Cooler
• Flywheel coupling
• Drive shaft assembly (remote mounting)
• X-Factor lower
• Propeller with mounting hardware
•  Bellhousing