configuration
inline
rpm
95
fuel type
Ammonia/MGO (dual-fuel)
technology
X-DF-A Ammonia Dual-Fuel
displacement l per cyl
802.5
needs verification
False
catalog added at
2026-05-22T14:07:55
confidence
medium
verified specs
{'Bore diameter': '620 mm (verified: WinGD official specs)', 'Max power per cylinder (S2.0 @108 rpm)': '2,110 kW/cyl (WinGD X62DF-S2.0 product page)', 'Max power per cylinder (2.1 @103 rpm)': '~2,385 kW/cyl (derived from 8-cyl config 19,080 kW)', 'SFOC diesel mode (with VCR option)': '165.8-167.8 g/kWh (WinGD X62DF-2.1 page)', 'Fuel consumption reduction (diesel VCR)': 'up to 5% (WinGD X62DF-2.1 specs)', 'Fuel consumption reduction (gas mode)': 'up to 3% energy (iCER technology)', 'Methane slip reduction': 'up to 50% (iCER technology)', 'Emissions standard': 'IMO Tier III without SCR in gas mode (X62DF-2.1)', 'Stroke/Bore ratio (standard)': 'L/D = 4.29', 'Injection system': 'Common-rail + Intelligent Control by Exhaust Recycling (iCER)', 'Compression ratio (with VCR option)': 'Dynamically variable per fuel type and load'}
bore mm v
620
stroke mm v
Standard: 2658 | Short-stroke S2.0: 2245 | Short-stroke S1.0: 2045
rpm v
80-103 (Standard L/D 4.29) | 82-108 (S2.0 L/D 3.62) | 85-108 (S1.0 L/D 3.30)
fuel v
Diesel/HFO (all variants) | LNG (DF standard) | Methanol (M-1.0 variant Q2 2024+) | Ammonia (A-1.0 variant Q3 2026 scheduled)
status v
In Production (X62DF-2.1, X62DF-S2.0, X62DF-S1.0 active; X62DF-M-1.0 since 2024; X62DF-A-1.0 announced Q3/2026). Legacy: X62-B (replaced by X62-1.1/1.2)
datasheet url
https://wingd.com/products-solutions/engines/x62df-21 | https://wingd.com/media/xwodwj2r/x62df-2-1_20240626_1037.pdf | https://wingd.com/media/xvjnbx33/mim_wingd_x62df-m-10.pdf
sources
['https://wingd.com/products-solutions/engines/x62df-21', 'https://wingd.com/products-solutions/engines/x62df-s20', 'https://wingd.com/products-solutions/engines/x62-s20', 'https://wingd.com/media/xwodwj2r/x62df-2-1_20240626_1037.pdf', 'https://wingd.com/media/wlpowudn/mim_wingd_x62df-2-1_20230721.pdf', 'https://wingd.com/media/53tlx1ob/mim_wingd_x62df-s1-0_20211118.pdf']
