Battery; Battery Cables - Mercury SKI Instruction Manual

Battery

IMPORTANT: Boating industry standards (BIA, ABYC, etc.), federal standards and
Coast Guard regulations must be adhered to when installing battery. Be sure battery
cable installation meets the pull test requirements and that positive battery terminal
is properly insulated in accordance with regulations.
IMPORTANT: Engine electrical system is negative (–) ground. It is recommended (re-
quired in some states) that battery be installed in an enclosed case. Refer to regula-
tions for your area.
Select a battery that meets all of the following specifications:
1. 12-volt marine type.
2. Tapered post connector or side terminal connectors. Do not use a battery with wing nut
connectors.
3. Reserve battery capacity rating of at least:

Battery Cables

Select proper size positive (+) and negative (–) battery cables using chart. Battery should
be located as close to engine as possible.
IMPORTANT: Terminals must be soldered to cable ends to ensure good electrical
contact. Use electrical grade (resin flux) solder only. Do not use acid flux solder as
it may cause corrosion and a subsequent failure.
GASOLINE ENGINES
Up to 3-1/2 ft (1.1m)
3-1/2 - 6 ft (1.1-1.8m)
6 - 7-1/2 ft (1.8-2.3m)
7-1/2 - 9-1/2 ft (2.3-2.9m)
9-1/2 - 12 ft (2.9-3.7m)
12 - 15 ft (3.7-4.6m)
15 - 19 ft (4.6-5.8m)
Engine
(cyl./type)
V8 Carb
V8 MPI
Cable Length
Minimum Required Cranking
cid (L)
350 (5.7)
350 (5.7)
and 377 (6.2)
4 (25mm
2 (35mm
1 (50mm
0 (50mm
00 (70mm
000 (95mm
0000 (120mm
GASOLINE ENGINES SKI MODELS
Battery Size
375 cca/475 mca/90 Ah
550 cca/700 mca/120 Ah
Cable Gauge
2
)
2
)
2
)
2
)
2
)
2
)
2
)
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