HayNav Marine
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HayNav Marine HM4.83

HayNav Marine HM4.83 diesel engine is based on the quality of the well-known Mitsubishi industrial engine. This four-cylinders inboard Turbo diesel engine is trusted for its high quality and durability.

About HayNav Marine HM4.83

This marine diesel engine is seawater resistant, runs quietly and serves an efficient usage. It is a balanced engine with vibration-free rotation and complies with the European regulations for Recreational Craft Directive (RCD 2).

Supplied as standard with heat exchanger, oil suction pump, flexible engine mounts, damper plate, outdoor water pump,  instrument panel type SEV and 4 meter connection cables (excl. gearbox).

Download: Declaration of Conformity.

HM4.83 engine drawing

Base Engine

Mitsubishi S4ST


83 HP – 2500 RPM


3,331 LT


4 Inline


270 NM @ 1600 RPM

Water Intake

3/4" 27 mm


45 A / 12 V (DENSO)


Gear Driven



Cooling System

Indirect with Heat Exchanger

Exhaust Diameter

76 mm

Electric Protection

10 A Blade Fuse + Relay

Stop Solenoid

Energized to Stop

Max Incline

15 Degree Backwards

Oil Change Pump

Separate Pump


300 kg


2013/53/EU RCD 2

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