Monday, July 15, 2024


Model: T6.300


Product Specification Listing for NANNI DIESEL T6.300 Marine Engine

General Information

  • Brand: Nanni Diesel
  • Model: T6.300
  • Engine Type: Marine Diesel Engine
  • Application: Suitable for various types of boats, including yachts, commercial vessels, and recreational boats.

Technical Specifications

  • Engine Configuration: In-line 6-cylinder
  • Displacement: 5.9 liters
  • Rated Power: 221 kW (300 HP) at 2800 RPM
  • Bore x Stroke: 102 x 120 mm
  • Compression Ratio: 17.0:1
  • Aspiration: Turbocharged with aftercooler
  • Fuel System: Direct Injection with Common Rail
  • Cooling System: Heat exchanger with seawater cooling
  • Lubrication System: Wet sump with oil filter
  • Exhaust System: Water-cooled exhaust manifold
  • Starting System: 12V electric starter motor
  • Alternator: 12V, 115A

Performance Metrics

  • Max Torque: 1125 Nm at 1600 RPM
  • Fuel Consumption: Approximately 249 g/kWh at rated power (engine specific)
  • Dry Weight: Approx. 690 kg (without transmission)
  • Dimensions (L x W x H): 1482 x 865 x 973 mm

Compliance and Certifications

  • EMC Compliance: Yes
  • Emissions Compliance: EPA Tier 3 / IMO Tier II
  • Classification Society Approvals: Available upon request

Accessories and Options

  • Transmission: Various marine gearboxes available (e.g., ZF, Twin Disc)
  • Control Systems: Electronic or mechanical throttle and shift controls
  • Gauges and Displays: Engine monitoring systems with digital displays
  • Alternator Options: Additional alternator capacity options available
  • Exhaust Options: Custom exhaust arrangements available
  • Fuel Filtration: High-efficiency fuel filter system with water separator

Maintenance and Warranty

  • Service Intervals: Standard service intervals recommended at 250 hours or annually, whichever comes first
  • Warranty: 2 years limited warranty, extendable with maintenance contracts

Key Features

  • Reliability: Designed for high durability and reliability in demanding marine environments
  • Efficiency: High fuel efficiency with optimized combustion technology
  • Noise Reduction: Integrated design for reduced engine noise and vibration
  • Easy Maintenance: Ergonomically designed for easy accessibility to maintenance points
  • Support: Backed by Nanni Diesel’s global service network

Contact Information

  • Customer Support: Available through authorized Nanni dealers and service centers worldwide
  • Website:
  • Phone: +33 (0) 2 97 87 85 80
  • Email:

For detailed installation guidelines, performance curves, and further technical information, please refer to the Nanni Diesel T6.300 operator’s manual or contact a certified dealer.

[Product Type: Engine]

Product Specifications

Rated Speed 3600 r/min
Displacement 4163 cm3 (4.16L, 254.04in3)
Cylinders Arrangement/Number 6
Weight 469 kg (1033.97lbs)
Stroke 100 mm (3.94in)
Bore 94 mm (3.70in)
Power 300 HP (223.68kw)