GASOLINE STERNDRIVE INSTALLATION MANUAL
90-860172011
Page 11 of 137
Engine Bed
Difference Between Starboard and Port Engine Mount
22-1/2 in. (572 mm)
Mount Adjustment Up and Down (minimum)
1/4 in. (6 mm)
NOTE: Although the engine mounts allow some adjustment, it is a good practice to ensure
that the front and rear mount locations in the vessel are parallel and in the same plane. This
may be checked by tying a string from the left front mount location to the right rear mount
location and another from right front to left rear. The strings should touch where they cross.
Crankshaft Vertical Centerline
1. Locate and mark boat vertical centerline on transom.
71620
a
a -
Vertical Centerline
2. For Dual Engines: Locate and mark crankshaft vertical centerlines “
a
” on transom.
22033
b
a
a
c
c
a -
Crankshaft Vertical Centerline
b -
Minimum Distance Between Crankshaft Vertical Centerlines
c -
Crankshaft Vertical Centerlines Must Be An Equal Distance From Boat Vertical
Centerline
Minimum Distance Between Crankshaft Vertical Centerlines (Dual Side-By-Side)
Model
in. (mm)
181 cid / 3.0L
28 (710)
262 cid / 4.3L
305 cid / 5.0L
33 (838)
350 cid / 5.7L