MTU Marine - 8V/12V/16V 4000 M70 (1B) - Engine & Performance Specification

Oct 29, 2026

Marine engine specification for fast vessels with high load factors (1B), covering MTU 8V/12V/16V 4000 M70 configurations and ZF gearbox pairings. Provides dimensional envelope, dry mass, typical vessel applications, rated power ranges at defined speed/rpm points, and propeller-curve power values. Includes fuel consumption data (g/kWh, l/h, gal/h), reference conditions and tolerance basis per ISO standards, plus standard and optional equipment detailing starting, oil, fuel, cooling, air handling, exhaust, mounting, PTO, and engine management interfaces.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages3

Reading Time8 min

AccessFree to download

Engine

Dimensions and mass

Typical applications

Rated power, speed, and performance

Fuel consumption

Standard and optional equipment

Reference conditions

Marine for fast vessels with high load factors (1B) Optional equipment and finishing shown. Standard may vary. Engine with gearbox Dimensions (L x W x H) mm (in) Mass, dry kg (lbs) | 8V/ZF 4540 | 3065 x 1380 x 1990 (120 .7 x 54.3 x 78 .3) | 5610 (12368) | | --- | --- | --- | | 12V/ZF 4650 | 3620 x 1520 x 1835 (142 .5 x 59.8 x 72 .2) | 7515 (16568) | | 16V/ZF 7600 | 4525 x 1520 x 1890 (178 .1 x 59.8 x 74 .4) | 9060 (19974) | Typical applications: Ferries, monohulls, hydrofoils, catamarans, surface effect ships and yachts Engine type 8V 4000 M70 12V 4000 M70 2) 16V 4000 M70 | Rated power ICFN | kW | 1160 | 1740 | 2320 | | --- | --- | --- | --- | --- | | | (bhp) | (1555) | (2335) | (3110) | Speed rpm 2000 2000 2000 | No. of cylinders | | | --- | --- | | Bore/stroke | mm (in) | | Displacement, total | l (cu in) | | Flywheel housing | | | Gearbox type | | | Optimization of exhaust emissions 1) | | | 8 | 12 | 16 | | --- | --- | --- | | 165/190 (6 .5/7 .5) | 165/190 (6 .5/7 .5) | 165/190 (6 .5/7 .5) | | 32.5 (1983) | 48.7 (2972) | 65.0 (3967) | | SAE 00 | SAE 00 | SAE 00 | | ZF 4540 | ZF 4650 | ZF 7600 | | i = 1.5 – 3.0 | i = 1.5 – 2.6 | i = 1.5 – 2.9 | | IMO I 3) | IMO I 3) | IIMO I 3) | 1) IMO – International Maritime Organisation, EPA – US Marine Directive 40 CFR 94, EU RCD-EU Marine Directive for recreational crafts 2) 12V 4000 M70 available with 1680 kW (2250 bhp) also with EPA 2 3) available also with IMO-20% Performance & fuel consumption 1) 8V 4000 M70 12V 4000 M70 16V 4000 M70 | Speed | rpm | 2000 1800 1200 | 2000 1800 1200 | 2000 1800 1200 | | --- | --- | --- | --- | --- | Maximum power kW 1160 1050 500 1740 1740 750 2320 2320 1110 bhp 1555 1408 671 2335 2335 1006 3110 3110 1489 Power on propeller curve (n3) kW 1160 850 250 1740 1270 370 2320 1700 500 | | bhp | 1555 | 1140 | 335 | 2335 | 1703 | 436 | 3110 | 2280 | 671 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Fuel consumption | g/kWh | 211 | 215 | 223 | 201 | 206 | 210 | 201 | 206 | 218 | | | l/h | 294.9 | 220.2 | 67.2 | 421.4 | 315.2 | 93.6 | 561.8 | 422.0 | 131.3 | | | gal/h | 77.9 | 58.2 | 17.7 | 111.3 | 83.3 | 24.7 | 148.4 | 111.5 | 34.7 | 1) Tolerance +5% per ISO 3046, Diesel fuel to DIN EN 590 with a min L. H.V. of 42800 kJ/kg (18390 BTU/lb) Standard equipment | Starting system | | Electrical starter 24 VDC | | --- | --- | --- | | Oil system | | Gear driven lube oil pump, lube-oil duplex filter with diverter valve, centrifugal oil filter, lube-oil heat exchanger, handpump for oil extraction | | Fuel system | | Fuel delivery pump, fuel duplex filter with diverter valve,“Common Rail” fuel injection system with high-pressure pump, pressure accumulator and electronic fuel injection with cylinder cutout system, jacketed HP fuel lines, flame proof hose lines, leak-off fuel tank level monitored, fuel hand pump, fuel pre-filter with water separator | | Cooling system | | MTU-split-circuit coolant system, coolant-to-raw water plate core heat exchanger, self priming centrifugal raw water pump, gear driven coolant circulation pump, raw-water connection for gearbox cooling | | Combustion air system | | Engine coolant temperature-controlled intercooler, sequential turbocharging with
2 water-cooled turbochargers, on-engine set of seawater-resistant combustion-air filters | | Exhaust system | | Triple-walled, liquid-cooled, on-engine exhaust manifolds, exhaust bellows
(horizontal discharge) | | Mounting system | | Resilient mounts | | Power transmission | | Torsional and offset compensating couplings | | Auxiliary PTO | | Charging generator, 120A, 28V, 2 pole | | Engine management system | | Engine control and monitoring system (MDEC), interface to gearbox control, interface to remote control and monitoring system, local operating panel (LOP) | Optional equipment | Starting system | | --- | | Oil system | | Cooling system | | Exha

FAQs

What engine configurations and gearbox types are specified for the marine application?

The document lists engine types 8V/12V/16V 4000 M70 paired with ZF gearbox models (ZF 4540, ZF 4650, ZF 7600) for the given power ratings.

What performance and fuel consumption data are provided?

It provides maximum power values, propeller-curve power at specified points, and fuel consumption figures in g/kWh as well as converted flow rates in l/h and gal/h.

Which standard equipment systems are included in the specification?

Standard equipment covers starting (electrical starter 24 VDC), oil system components, common-rail fuel injection with associated pumps/filters, a split-circuit cooling system, combustion air system with sequential turbocharging and seawater-resistant filters, exhaust manifold and bellows, resilient mounting, power transmission couplings, and the MDEC engine control/monitoring interfaces.

Oct 29, 2026

Upload by Taylor Morgan