Description Specifications
Cooling system type
Twin circuit cooling system:
Closed‑cooling system with separate expansion tank,
thermostat controlled
Heat exchange system cooled with a seawater/freshwater
impeller pump
Overpressure valve opening 1.4–1.6 bar (20.3–23.2 psi)
Coolant temperature (maximum) 105 °C (221 °F)
Coolant specification 50% water and 50% antifreeze (lilac colored)
Oil temperature (maximum) 135 °C (275 °F)
Oil volume difference between minimum and maximum
markings on the dipstick
1.3 L (1.4 US qt)
Electrical system 12‑volt negative (–) ground
Alternator rating 2160 W, 12 V
Recommended battery rating* 750 CCA, 950 MCA, or 180 Ah
*Battery manufacturers may rate and test their batteries to different standards. MCA, CCA, Ah, and reserve capacity (RC) are
the ratings recognized by Mercury Marine. Manufacturers that use standards different than these, such as equivalent MCA, do
not meet Mercury Marine battery requirements.
Fluid Specifications
Engine Fluid Capacity
IMPORTANT: It may be necessary to adjust the fluid levels depending on installation angle and cooling systems (heat
exchanger and fluid lines).
All models
Capacity Fluid Type Part Number
Engine oil with filter 8.0 L (8.45 US qt) 5W‑30 8M0069602
Closed cooling system 9.0 L (9.5 US qt)
Marine Engine Coolant
(lilac colored)
877770K1
Transmission
NOTE: Capacities are for the transmission only and do not include the fluid cooler or fluid cooler hose capacities.
Model
Capacity Fluid Type Part Number
ZF Marine 63A 4.0 L (4.2 US qt)
Dexron
®
III Automatic Transmission Fluid
or equivalent
Obtain Locally
ZF Marine 63IV 4.4 L (4.6 US qt)
Approved Paints
Description
Part Number
Mercury Diesel White 8M0108939
Mercury Light Gray Primer 92‑80287852
Mercury Phantom Black 92‑802878Q1
Section 3 - Specifications
Page 30 90-8M0133568 eng JUNE 2017
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