Parts for Detroit Diesel 16V71 Turbo

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Engine Specifications & Applications of the Detroit Diesel 16V71 Turbocharged Engine

Overview: Detroit Diesel 16V71 Turbocharged Engine

The Detroit Diesel 16V71 Turbocharged engine is a powerhouse designed to deliver maximum output in marine, industrial, and heavy-duty generator applications. As part of the renowned 71 Series, the turbocharged 16-cylinder variant amplifies the already impressive performance of its naturally aspirated counterpart, delivering enhanced horsepower and torque via forced induction.

Originally designed for applications demanding sustained high power under load, the turbocharged 16V71 continues to be a staple in operations where reliability, serviceability, and high-RPM efficiency are critical. Diesel Pro Power offers a complete line of aftermarket turbocharger systems and related components engineered for durability and compatibility with this legacy diesel engine platform.

Turbocharged Detroit 16V71 – Key Specifications

Specification	Value
Engine Model	Detroit Diesel 16V71 Turbocharged
Engine Type	Two-stroke, V16 diesel
Displacement	1,136 cu in (18.6 liters)
Bore x Stroke	4.25 in x 5.00 in
Aspiration	Turbocharged (Forced Induction)
Rated Horsepower	Up to 850 HP @ 2100 RPM
Torque	1,400–1,600 lb-ft (approx. range)
Compression Ratio	~17:1
Cooling System	Water-cooled
Oil System Capacity	~28 quarts
Weight (Dry)	~4,600 lbs (varies by build)
Valves per Cylinder	2

This V16 turbocharged engine uses twin turbochargers in most configurations, combined with a Roots-type blower for scavenging. The setup maximizes air intake, promoting cleaner combustion and superior fuel efficiency at high loads.

Benefits of the Turbocharged 16V71 Over Naturally Aspirated Versions

Higher Power Output: Turbocharging increases airflow, improving combustion and enabling up to 30–40% more horsepower.
Improved Fuel Efficiency: Engines operate more efficiently under load thanks to optimized air-fuel ratios.
Reduced Smoke and Emissions: Turbocharged variants tend to run cleaner due to better combustion.
Compact High-Power Package: Perfect for tight engine rooms where horsepower per square foot is crucial.

Turbocharged 16V71 Engine Applications

Marine Power Applications

Turbocharged Detroit 16V71 engines are a proven solution for demanding marine propulsion and onboard power systems. Common marine use cases include:

Tugboats and Push Boats – Ideal for continuous high-load operation
Commercial Fishing Vessels – Reliable for long-haul offshore runs
High-Speed Ferries and Workboats – Excellent power-to-weight ratio
Pilot Boats and Utility Craft – Quick throttle response and fuel economy
Marine Generators and Pumps – Stable power supply in coastal and offshore environments

The turbocharged variant is especially valuable in saltwater conditions where responsiveness and torque under load are essential for maneuvering and propulsion.