Mercury 150-175 Pro XS OptiMax - Determining Recommended Outboard Mounting Height; Drilling Outboard Mounting Holes

OUTBOARD INSTALLATION
110 eng
Determining Recommended Outboard Mounting
Height
a - The solid line is recommended to determine the outboard
mounting height
b - The broken lines represent the extremes of known
successful outboard mounting height dimensions
c - This line may be preferred to determine outboard
mounting height dimension, if maximum speed is the only
objective
d - This line may be preferred to determine outboard
mounting height dimension for dual outboard installation
e - Outboard mounting height (height of outboard mounting
brackets from bottom of boat transom). For heights over
56.0 cm (22 in.), a propeller that is designed for surfacing
operation is usually preferred.
f - Maximum boat speed (MPH) anticipated
Drilling Outboard Mounting Holes
IMPORTANT: Before drilling any mounting holes, carefully read
Determining Recommended Outboard Mounting Height and
install outboard to the nearest recommended mounting height.
(20 in.)
(21 in.)
(22 in.)
(23 in.)
(24 in.)
(25 in.)
(19 in.)
10 20 30 40 50 60 70 80
63.5 cm
60.9 cm
58.4 cm
56.0 cm
53.3 cm
50.8 cm
48.2 cm
f
e
b
c
d
a
e
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