Service manual

MCM 3.0L (181 CID) - ALPHA DRIVE
SERVICE MANUAL NUMBER 26
90-861329--1 MARCH 1999 Page 2A-11
Engine Alignment
IMPORTANT: The modified 91-57797A3 tool or the new tool 91-805475A1 will align all
current Alpha One as well as all older engines that used the older 91-57797A3.
CAUTION
To avoid damage to gimbal bearing, engine coupler, or alignment tool:
w DO NOT attempt to force alignment tool!
w DO NOT raise or lower engine with alignment tool inserted (or partially inserted)
in gimbal bearing or engine coupler.
1. Attempt to insert solid end of Quicksilver Alignment Tool through gimbal bearing and into
engine coupler splines.
2. If Quicksilver Alignment Tool will not insert easily, while observing the above precau-
tions, CAREFULLY raise and lower front of engine with hoist. Continue as needed until
tool will SLIDE FREELY all the way in and out of engine coupler splines.
70013
a
b
a-Alignment Tool (91-805475A1)
b-Aligning End
72585
a
b
c
a-Alignment Tool
b-Gimbal Bearing
c-Engine Coupler
IMPORTANT: Turn both front engine mount adjustment nuts an equal amount in
direction required to align engine.
3. Adjust front engine mounts until they rest on boat stringers.
INDEX