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N6.250 CR2 Nanni

Nanni Ref. N6.250 CR2 In production since 2023 Still current
Last edited by
? 2026-04-19 17:28
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The Nanni N6.250 CR2 is a 6-cylinder inline 4-stroke diesel inboard engine based on a John Deere engine base, producing 250 HP (186 kW) from a 6.8-litre displacement. It features a high-pressure Common Rail direct injection fuel system, turbocharged air-to-seawater aftercooler, and closed cooling with heat exchanger. Compliant with RCD2, EPA Marine Tier 3, IMO Marpol Annex VI, and HVO fuel standards.

Characteristics

Hover any value for notes and sources
Horse Power
250 Hp
Torque
— Nm
Torque
—
Weight
735KG
Number of Cylinders
6
Cylinder Layout
inline
Displacement litres
6.8Liter
Is Injection
Yes
Has a Turbo
Yes
Block Material
—
Cooling System
Water-cooled
Compression Ratio
—
Starter Type
—
RPM Range
—
Emission Standard
EPA Tier 3–IMO Tier II
Dimensions
115.2 × 88.4 × 73.5 cm
Certifications
RCD
Documentation URL
https://nannienergy.com/fr/produit/moteur-n6-250cr2/

Maintenance schedule

14 tasks · 7 intervals
No maintenance data is available for this equipment. Showing generic defaults — likely incorrect for this specific model.
Task After 50h Daily Every 12mo Every 24mo Every 36mo Every 200h Every 500h
Change Change Fuel Filter
Change Change Oil
Change Change Oil Filter
Inspect Inspect coolant levels & state
Inspect Inspect there is no clogging, that filters are clean
Inspect Check for water in fuel filter
Change Change Air Filter
Inspect Inspect belt tension & Inspect belts for wear and tears
Inspect Inspect turbocharger visually
Change Change Raw water impellar
Inspect Inspect calibrated heat exchanger cap visually
Inspect Inspect thermostat visually
Inspect Inspect engine mounts visually
Mechanical Check & Adjust valve clearances