Caterpillar MaK
9M43C
Large medium-speed engine for main propulsion on container feeders, bulk carriers, and multipurpose vessels. Competes with small 2-strokes.
7200.0 kW
Power
Engine Specifications
9
Cylinders
430 mm
Bore
610 mm
Stroke
7,200 kW
MCR Power
500.0 rpm
MCR RPM
183.0 g/kWh
SFC
4-stroke
Stroke Type
Family: Caterpillar/MaK MaK M43C
· Tier: IMO Tier II
· Brennstoff: HFO, MDO
⚙️ Weitere Zylinder-Konfigurationen 2
🔧 Komponenten & Aufbau
Cylinder Head Body
Caterpillar/MaK
M43C Cylinder Head Assembly
4-valve design (2 intake, 2 exhaust). Overhaul at 16,000-24,000 hrs. Pressure test cooling passages at overhaul.
Lead time: 14 Wo.
680.0 kg
Fuel Pump (Jerk-Type / Common Rail)
Caterpillar/MaK / Bosch
M43C Fuel Injection Pump (Jerk-Type)
Mechanical jerk-type pump per cylinder. Overhaul at 8,000-12,000 hrs. Check plunger clearance with micrometer.
Lead time: 8 Wo.
85.0 kg
Turbocharger Unit (ABB/MHI/Napier)
ABB Turbocharging / MHI
M43C Turbocharger (ABB TPL / MHI MET)
Single-stage turbocharger. Water washing every 100-500 hrs depending on fuel. Major overhaul at 12,000-16,000 hrs.
Lead time: 12 Wo.
2200.0 kg
📊 Technische Daten
SFOC (Specific Fuel Oil Consumption)
175–178 g/kWh (HFO optimized)
Lube Oil Consumption
0.6 g/kWh standard; 0.3 g/kWh optional
Engine Type
4-stroke turbocharged intercooled non-reversible with direct injection
Cylinder Block Material
Nodular cast iron (Kugelgraphitguss)
Turbocharger Maintenance Interval
15,000 operating hours (inspection/cleaning)
Per-Cylinder Power Output
~700–760 kW/cylinder
Engine Centre Distance
3400 mm
Charge Air Cooler
Cast casing with 40% increased base area for turbocharger mounting
unified from engine model
True
bore mm v
430
stroke mm v
610
rpm v
500–514
fuel v
Heavy Fuel Oil (HFO) / Distillate oil
status v
Production since 1998; Market leader in 5–9 MW class; >650 units, >6500 MW cumulative power sold
datasheet url
https://www.pon-cat.com/application/files/6415/3786/3535/C10752923.pdf
⚠️ Typische Ausfälle
- ● _hinweis
- ● items
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Spare parts data being added…
Equipment-Model #38091
· ✓ still in production