Page 195 - REPOWER REFERENCE GUIDE (2020)

Exhaust System Installation Requirements—Sterndrive Applications

a

c
d
b
e
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Exhaust connection on all models except 496 MAG and all 3.0L models
a - Maximum misalignment ± 5 degrees
b - Exhaust outlet centerline (14° vs. crankshaft centerline)
c - Exhaust hose centerline
d - Angle vs. horizontal
e - Horizontal (level surface)

a

d c
b
e
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496 MAG exhaust connection
a - Maximum misalignment ± 5 degrees
b - Exhaust outlet centerline (14° vs. crankshaft centerline)
c - Exhaust hose centerline
d - See chart for angle vs. horizontal
e - Horizontal (level surface)
All exhaust connections, including those at the exhaust elbow, should be secured with two hose clamps. ABYC standards also
specify the use of stainless steel clamps with a minimum 13 mm (1/2 in.) bandwidth. Do not use spring tension clamps.

a - Hose clamps

a

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90-8M0149179 eng NOVEMBER 2018 © 2019 Mercury Marine Page 7C-3