MerCruiser MX 6.2 MPI Owner's Manual

Section 4 - Specifications
90-864197070 JUNE 2007 Page 53
Models 350 MAG MPI Tow Sports MX 6.2 MPI Tow Sports
Spark Plug Type AC Platinum (AC 41‑993)
Spark Plug Gap 1.5 mm (0.060 in.)
Inboard Models
Models 350 MAG MPI 350 MAG MPI Horizon MX 6.2 MPI MX 6.2 MPI Horizon
Horsepower
5.
300 300 320 320
Kilowatts
5.
224 224 239 239
Displacement 5.7 L (350 cid) 6.2 L (377 cid)
Specified WOT RPM Range
6.
4600–5000 4800–5200
Idle RPM in Neutral
6.
600
7.
Minimum Oil Pressure @ Idle
8.
41 kPa (6 psi)
Thermostat, seawater cooled
models
71° C (160° F)
Thermostat, closed cooled
models
77° C (170° F)
Timing @ Idle
7.
Not Adjustable
Firing Order 1‑8‑4‑3‑6‑5‑7‑2
Electrical System 12‑volt negative (–) ground
Alternator Rating 65 amp
Recommended Battery Rating
(DTS Models) (Minimum)
750 CCA, 950 MCA, or 180 Ah
Recommended Battery Rating
(Non‑DTS Models) (Minimum)
800 CCA, 1000 MCA, or 190 Ah
Spark Plug Type AC Platinum (AC 41‑993)
Spark Plug Gap 1.5 mm (0.060 in.)
Fluid Specifications
Engine
IMPORTANT: All capacities are approximate fluid measures.
IMPORTANT: It may be necessary to adjust oil levels depending on installation angle and
cooling systems (heat exchanger and fluid lines).
All Models Capacity Fluid Type
Engine Oil (With Filter)
1.
4.25 liters (4.5 U.S qts)
Quicksilver Synthetic Blend, NMMA FC‑W rated, 4
cycle oil
Seawater Cooling System
2.
20 liters (21 U.S. qts) Propylene Glycol and Purified Water
Closed Cooling System 19 liters (20 U.S. qts)
Mercury Extended Life Coolant/Antifreeze or
Extended Life Ethylene Glycol 5/100 Antifreeze/
Coolant mixed 50/50 with Purified Water
5. Performance obtained and corrected in accordance with SAE J1228/ISO 8665 Crankshaft Power.
6. Measured using an accurate service tachometer with the engine at normal operating temperatures.
7. Idle speed and timing on EFI models are not adjustable
8. Oil pressure must be checked with the engine at normal operating temperature.
1. Always use the dipstick to determine the exact quantity of oil or fluid required.
2. Seawater Cooling System capacity information is for winterization use only.

MerCruiser MX 6.2 MPI Specifications

General

Brand	MerCruiser
Model	MX 6.2 MPI
Category	Engine
Language	English