SERVICE MANUAL NUMBER 30
496 CID (8.1L)
Camshaft Bearings
Removal
Camshaft bearings can be replaced while engine is disassembled for overhaul or without
complete disassembly. To replace bearings without complete disassembly, fasten connect-
ing rods against sides of engine so that they will not interfere while replacing camshaft bear-
ings. Remove camshaft and crankshaft, leaving cylinder heads attached and pistons in
place.
1.
2.
Remove crankshaft and camshaft.
Drive camshaft rear plug from cylinder block.
a
76726
a - Camshaft Rear Plug
NOTE: This procedure is based on removal of bearings from center of engine first, thus
requiring a minimum amount of turns to remove all bearings.
3.
Install nut and thrust washer to end of threads on camshaft bearing remover and installer
set (J-33049).
4.
5.
6.
Position pilot in front camshaft bearing.
Install puller screw through pilot.
Install tool with shoulder toward bearing. Be sure a sufficient amount of threads are
engaged.
7.
Using two wrenches, hold puller screw while turning nut.
Pull bearing bore.
8.
9.
Remove tool and bearing from puller screw.
Remove remaining bearings (except front and rear) in same manner.
10.
90-863161 SEPTEMBER 2000
INDEX
Page 3A-91
| 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 |
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| Document File Type | |
| Copyright | Attribution Non-commercial |
(2 votes, average: 4 out of 4)
Marine readers have rated Mercury MerCruiser 496 CID 8.1L Gasoline Marine Engines Service Manual Number 30 4.0 out of 4.0 based on 2 product reviews. How many openings for crankcaseventilation is there on
Merc 496 HO ?
Great down load . it was all there an more