Volvo Penta D2-75 Marine Diesel Engine – 75HP

Powerful, Fuel-Efficient, and Built for Demanding Marine Conditions

The Volvo Penta D2-75 Marine Diesel Engine, rated at 75 horsepower (55 kW), is a high-performance 4-cylinder in-line diesel engine designed to meet the needs of demanding marine applications. With a 2.2-liter displacement, turbocharging with charge air cooling, mechanical fuel injection, and freshwater cooling, the D2-75 delivers exceptional torque, responsive acceleration, and extended engine life—all while maintaining low noise and vibration.

Ideal for sailboats, commercial vessels, and recreational boats, the D2-75 combines Volvo Penta’s legacy of reliability with modern engineering for an efficient and durable marine propulsion solution.

Key Features of the Volvo Penta D2-75

Smooth Operation with Minimal Noise

• Dynamically balanced engine design reduces onboard vibration and enhances comfort

• Inlet air silencer and lower cruising RPM contribute to whisper-quiet performance

• Ideal for long voyages and professional applications where noise control is essential

High Torque at Low RPM

• Offers quick response and steady performance at low engine speeds

• Enhances maneuverability in marinas, tight spaces, and during docking

• Handles strong headwinds and heavy loads with ease

Rugged Design for Long-Term Reliability

• Features a rigid cast-iron engine block and one-piece cylinder head

• Withstands the rigors of both fresh and saltwater marine environments

• Built for extended operating hours in commercial and private vessels alike

Advanced Charging Capability

• Equipped with a 115A alternator with electronic sensing

• Delivers 35A at idle and up to 100A at cruising RPM, ensuring stable battery management

• Supports onboard systems such as navigation, lighting, and auxiliary power

Freshwater Cooling System

• Closed-loop cooling system prevents internal corrosion and scale buildup

• Maintains consistent engine temperature for performance and longevity

• Essential for minimizing wear in all weather and water conditions

Simplified Maintenance & Extended Lifespan

• Accessible service points reduce maintenance time and costs

• Supports genuine Volvo Penta lubricants and coolants for optimal efficiency

• Compatible with OEM fuel pre-filters to protect the injection system from water and debris

Technical Specifications – Volvo Penta D2-75

Ideal Applications

The Volvo Penta D2-75 is well-suited for:

• Sailboats – Quiet, reliable power for coastal and offshore cruising

• Commercial Vessels – Durable propulsion system for long operating hours

• Recreational Powerboats – Balanced performance and fuel economy for private use

• Light Utility Boats – Ideal for tenders, harbor support boats, and water taxis