Section 3 - Specifications
90-8M0113986
eng
DECEMBER 2015
Page 25
Do not drain the closed‑cooling section for storage. The closed‑cooling section should be kept filled year‑round with an
acceptable antifreeze/coolant solution to avoid rust forming on the internal surfaces. If the engine will be exposed to freezing
temperatures, ensure that the closed‑cooling section is filled with a properly mixed antifreeze/coolant solution to protect the
engine and closed‑cooling system to the lowest temperature to which they will be exposed.
NOTE: It is recommended that a 50/50 solution of coolant (antifreeze) and deionized, purified water be used. A 50/50 solution
will provide freeze protection to –35° C (–31° F). Decreasing the solution to 40/60 will provide freeze protection to –25° C
(–13° F). Even in the warmest climates, never decrease the solution below 40/60. Increasing the solution to 60/40 will provide
freeze protection to –50° C (–58° F).
IMPORTANT: The antifreeze/coolant used in these marine engines must be a low silicate ethylene glycol, containing special
additives, and deionized, purified water. Using other types of engine coolant may cause fouling of the heat exchangers and
overheating of the engine. Do not combine different types of coolants without knowing that they are compatible. Refer to the
coolant manufacturer's instructions.
The acceptable antifreeze/coolants is listed in the following table. Refer to
Section 5
‑
Maintenance
for respective change
intervals.
Tube Ref No.
Description
Where Used
Part No.
122
Extended Life Antifreeze/Coolant
Closed-cooling system
92-877770K1
Engine Oil
NOTICE
Discharge of oil, coolant, or other engine/drive fluids into the environment is restricted by law. Use caution not to spill oil,
coolant, or other fluids into the environment when using or servicing your boat. Be aware of the local restrictions governing
the disposal or recycling of waste, and contain and dispose of fluids as required.
To optimize the performance of this engine in marine applications, Mercury strongly recommends the use of Quicksilver 5W‑30
Full Synthetic TDI Engine Oil. This oil meets international ACEA C3 specifications.
Engine Oil
2.0L
System Capacity
Fluid Type
Part Number
Engine oil (with filter)
5.2 L (5.5 US qt)
5W‑30 Full Synthetic TDI Engine Oil
92‑8M0069603
Engine Specifications ‑ Inboard Models
Description
Specifications
Engine type
In‑line 4‑cylinder diesel
Induction Type
Turbocharged and aftercooled 16‑valve
Displacement
2.0L (122 cid)
Firing order
1‑3‑4‑2
Bore
83 mm (3.27 in.)
Stroke
92 mm (3.62 in.)
Rated engine RPM
(Refer to
Conditions Affecting Operation—Propeller Selection
for additional
information)
3000 RPM
(115 HP only)
4000 RPM
Idle RPM in neutral (engine at normal operating temperature)
700 RPM
Oil pressure at idle
2.4 bar [240 kPa] (35 psi)
Oil pressure at 4000 RPM
6.6 bar [660 kPa] (95 psi)
Thermostats (water)
83° C (181° F)
Thermostats (oil)
95° C (203° F)
Coolant temperature
80–85° C (176–185° F)
Electrical system
12‑volt negative (–) ground
Alternator rating
14 V, 110 A
Recommended battery rating*
750 CCA, 950 MCA, or 180 Ah
Summary of Contents for 92-8M0069603
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