SERVICE MANUAL NUMBER 23
454 CID (7.4L) / 502 CID (8.2L)
Cylinder Head and Valve Conditioning
Disassembly
1.
Using valve spring compressor, compress valve spring and remove valve locks. Slowly
release tool.
a
72565
a - Valve Spring Compressor (J-8062)
2.
3.
Remove all valve components.
Remove valves from cylinder head and place in a rack, in order, for reassembly in their
original locations.
Cleaning
1.
2.
3.
4.
Clean push rods and rocker arm assemblies.
Clean carbon from valves using a wire wheel.
Clean gasket material from cylinder head mating surfaces.
Clean all carbon from combustion chambers and valve ports using carbon remover
brush.
a
72567
a - Carbon Remover Brush (J-8089)
Index
90-861326--1 MARCH 1999
Page 3A-41
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 454 CID, Mercury MerCruiser 502 CID |
| Model Year | 1998, 1999, 2000, 2001 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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Marine readers have rated Mercury MerCruiser GM V8 GM V8 454 CID 7.4L and 502 cid 8.2L Marine Engines Service Manual Number 23 5.0 out of 5.0 based on 1 product reviews. Just need the manual. Wrote review. Can't technically review what I haven't seen yet...