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Mercury OptiMax 250 Service Manual

Mercury OptiMax 250
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INSTALLATION
90-888438 JUNE 2002 Page 1D-37
Side View
a
b
c
d
e
f
a-This line represents the bottom edge of the muffler outlet tube. Measure to en-
sure that the lowest possible location of the bottom edge of the muffler tubes
never gets within 2.0 in (5.1 cm) of the maximum depth waterline.
b-2.0 in (5.1 cm). When installing muffler assemblies, a 2.0 in (5.1 cm) minimum
distance between bottom of muffler and water line must be kept. This minimum
distance must be calculated with boat under its maximum load. Tilt muffler as-
semblies back towards outlet to ensure self draining.
c-Water Line
d-Covers may be placed over exhaust outlets to reduce exhaust noise and may
extend 5 in (10 cm) or less below waterline when boat is at rest.
e-2.0 in (5.1 cm).
f-5° outlet angle.

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Mercury OptiMax 250 Specifications

General IconGeneral
Engine TypeV6
Horsepower250 hp
Gear Ratio1.75:1
Starting SystemElectric Start
Alternator60 Amp
Shaft Length20", 25"

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