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Mercury MerCruiser MCM 7.4L MPI User Manual

Mercury MerCruiser MCM 7.4L MPI
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454 CID (7.4L) / 502 CID (8.2L)
SERVICE MANUAL NUMBER 23
Page 3A-53
90-861326--1 MARCH 1999
Installation
1. Install pump, with extension shaft, to rear main bearing, aligning extension shaft with
distributor drive shaft.
2. Install baffle. Tighten baffle nuts to 25 lb-ft (34 Nm). Tighten oil pump bolt to 65 lb-ft
(90 Nm).
75496
a
b
c
a-Nuts (5)
b-Baffle
c-Oil Pump
3. Install oil pan as outlined. The one-piece gasket for the oil pan may be reused if still pli-
able and not cracked, torn, etc.
Torsional Damper
Removal
1. Remove drive belt.
2. Remove drive pulley and water pump pulley.
3. Remove torsional damper retaining bolt.
IMPORTANT: Do not use a universal claw type puller to remove torsional damper (in
next step) as outside ring of torsional damper is bonded in rubber to the hub. Use of
claw type puller may break the bond.
4. Remove torsional damper with Torsional Damper Remover and Installer.
72345
a
a-Torsional Damper Remover and Installer (J-23523-E)
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Index

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Mercury MerCruiser MCM 7.4L MPI Specifications

General IconGeneral
BrandMercury
ModelMerCruiser MCM 7.4L MPI
CategoryEngine
LanguageEnglish

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