Mercury MCM Series Important Information Manual page 34

3. On Engines with 3 in. (76 mm) or 6 in. (152
mm) Risers: Remove heat exchanger-to-riser
hose from port and starboard riser.
a
Typical Engine With 3 in. (76mm) Riser [Star-
board Similar; 6 in. (152mm) Risers Similar]
a - Hose, Heat Exchanger To Riser Fitting
4. Disconnect and lower oil cooler-to-heat exchang-
er hose from oil cooler, as appropriate on your en-
gine.
7.4L Engine With Rear Mounted Heat Exchanger
(Velvet Drive In-Line and V-Drive Transmissions)
a - Hose, Oil Cooler To Heat Exchanger
Index
1B-32 - MAINTENANCE
NOTE: Engine oil cooler is mounted beneath rear
mounted heat exchanger tank.
71507
7.4L Engine With Rear Mounted Heat Exchanger
(Hurth Transmission)
a - Hose, Oil Cooler To Heat Exchanger
a
7.4L / 8.2L Engine With Front Mounted Heat Ex-
changer
71782
a - Hose, Oil Cooler To Heat Exchanger
a
71447
a
71517
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