Technical Specifications

Product catalog summary

Dual Crankshaft Design: The DTORQUE 50 engine features a patented dual crankshaft design that eliminates mass forces through counter-rotating crankshafts, providing roll torque-free operation.

Automatic Thermo-Management: The engine includes an Automatic Thermo-Management System to regulate temperatures and reduce overheating risks, enhancing reliability.

Aluminium Cylinder Block: The engine's cylinder block is made from aluminum with a closed deck and dry cast iron sleeves, optimizing serviceability and protection.

Bosch Common Rail Fuel System: This system allows for efficient and powerful fuel injection, minimizing noise, vibration, and smoke.

Optimised Oil Cooling: The engine's lower unit includes a unique oil cooling system with internal fins to enhance the cooling process.

Technical Specifications: The DTORQUE 50 is a turbo-charged parallel twin diesel engine with a power output of 36.8 kW/50 hp at 3,500-4,000 rpm and a maximum torque of 111 Nm at 2,000-3,000 rpm. It features dual counter-rotating crankshafts, a swept volume of 804 ccm, and a bore x stroke of 80 x 80 mm. The engine uses a Bosch common rail direct injection system and includes an electric starting mechanism.

Performance and Dimensions: The engine's weight is 175 kg (dry), and it offers a power trim and mechanical dog-clutch gearing. It is available in 20" (L) and 25" (XL) shaft versions with a standard 3-blade propeller. Technical drawings provide detailed dimensions for installation and operation.

Performance Comparison: Graphs compare the DTORQUE 50's torque and fuel consumption against other engines, highlighting its efficiency and performance advantages.

Catalog excerpts

Speciﬁcation Guide

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The patented dual crankshaft design provides a roll torque free operation of the engine on the transom. The objective of this is to eliminate mass forces using the two counter rotating crankshafts. 2 Dual Crankshaft Design Automatic Thermomangement The Automatic Thermo-Management System manages engine temperatures and further reduces the risk of engine downtime due to overheating. 3 Aluminium Cylinder Block The cylinder block of the engine is an Aluminum design. A closed deck with pressed-in dry cast iron cylinder sleeves, this feature optimises servicability and protection. 4 Bosch Common Rail...

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Technical Speciﬁcations Engine Type Turbo-charged parallel twin diesel engine Dual counter-rotating crankshafts Swept Volume Water cooled turbo charger and charge air cooling Integrated dry sump - pressure lubricated Bosch common rail direct injection Neander Active Thermo-Management System (ATMS) Integrated underwater thru-hub propeller Tiller / remote control, optional Silent block controlled compression and traction Power trim Mechanical - dog-clutch gearing Available Shaft Standard Propeller Type 3-blade with built in damper

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1 Engine fully tilted up with tiller handle 2 Engine fully tilted up without tiller handle Assumed transom angle 12° Ø 17 Assumed transom angle 12° Min. distance at fully trimmed down position 84 Min. distance at fully trimmed down position 84 Engine at fully trimmed down position 4° Min. distance datum point to lower case when fully trimmed down 15 Engine at fully trimmed down position 4° Min. distance datum point to lower case when fully trimmed down 15 3 Engine in vertical position with tiller handle 4 Engine in vertical position without tiller handle

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6 Steering angle with tiller handle 5 Transom Bracket Dimensions 7 Steering angle without tiller handle

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Rigging Schematic Throttle and Switch Panel Throttle and Switch Harness

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Performance Comparison Torque Comparison 120 Dtorque 50 Turbo Diesel Dtorque 50 Turbo Diesel

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