Mercury MerCruiser 496 CID 8.1L Gasoline Marine Engines Service Manual Number 30

SERVICE MANUAL NUMBER 30

496 CID (8.1L)

Inspection

In general, the lower half of the bearing (except No. 1 bearing) shows a greater wear and

the most distress from fatigue. If the lower half is suitable for use, it can be assumed that

the upper half is also satisfactory. If the lower half shows evidence of wear or damage, both

upper and lower halves should be replaced. Never replace one half without replacing the

other half.

Removal

Remove oil pan, oil pump and crankshaft oil deflector.

Mark bearing caps for reassembly.

Remove crankshaft position sensor.

76720

a - Crankshaft Position Sensor

Remove bearing caps.

76721

a - Main Caps

b - Inner Bolts

c - Outer Studs

90-863161 SEPTEMBER 2000

INDEX

Page 3A-55

Product Specification

Categories	Mercury MerCruiser Manuals
Tags	Mercury MerCruiser 496 CID
Model Year	1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Download File	Please Enter the Security Characters Shown Below. Letters are Case Sensitive. Your download link will appear upon completing this step. - 355 pages
Document File Type	PDF
Copyright	Attribution Non-commercial

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Mercury MerCruiser 496 CID 8.1L Gasoline Marine Engines Service Manual Number 30 SKU UPC Model

Sven-Erik Walin on Jun 10, 2018. crankcase ventilation

How many openings for crankcaseventilation is there on
Merc 496 HO ?

John fox on Apr 11, 2018. Manual

Great down load . it was all there an more