No of cylinders

6

Bore

4.22 in. (107mm)

Stroke

4.52 in. (115mm)

Capacity

380 cu. in. (6220 cc)

Compression Ratio

16.1:1

Fuel System

In line C..A.V. fuel injection pump with variable speed governor, automatic bleeding and excess fuel facility for cold starting. A dual fuel filter and high pressure fuel lift-pump are fitted as standard.

Instrumentation

A comprehensive instrument panel using VDO Marine electric instruments with an alarm system both for high water temperature and low oil pressure is provided with a 6 metre loom with plug and socket terminations at both ends.

Lubrication

A high capacity crankshaft driven oil pump feeds oil to the unique fresh water cooled Mermaid “Super-Cooler” fitted with a  spin-off filter. This “Super-Cooler” provides fast warm-up and maintains optimum oil temperature for long engine life.

Accessories

The following equipment is provided as standard with every engine:-
Fully adjustable marine resilient mountings
Morse Cable brackets for speed and gear control.
Stainless steel water injection bend and flexible fuel pipes.

A very comprehensive range of optional equipment is available to provide a complete installation “package” for any application.

Cooling

An indirect cooling system is standard incorporating a high capacity heat exchanger and gear driven raw water pump. The “Split-Flow” freshwater system, is pressurised and thermostatically controlled and includes a centrifugal impeller type freshwater pump and a special water-cooled exhaust manifold. Piston cooling is provided by oil jets.

Marine
Transmissions

Transmission are recommended according to the application and installation requirements and alternatives include Borg Warner 10-18 series, PRM 302 (500) and Hurth 450A. Reduction ratios from 1:1 to 3:1 are available using these transmissions. For heavy duty commercial applications the PRM 601 (1000) is recommended which is available with reduction ratios up to 4:1 and a clutched P.T.O. option.

Electrical System

The standard 12 volt electrical equipment includes a 70 amp alternator, starter motor, starter switch and stop solenoid.  Optional extra equipment can include 12 and 24 volt insulated earth return equipment and  twin or high output alternators as required.

Power rating curve

Dry Weight (Bobtailed) 550kg (1210 lb)

Maximum installation angle (including trim) 15 degrees