TROUBLESHOOTING
SERVICE MANUAL NUMBER 23
Valve Cover Area
Location
Possible Causes
Rocker arm striking valve cover
Rocker arm out of adjustment
Worn rocker arm
Valve cover area, timed to one-half engine
speed, noise could be confined to one
cylinder or may be found in any multitude
of cylinders
Bent push rod
Collapsed lifter
Cylinder Area
Location
Possible Causes
Sticking valve
Carbon build-up
Connecting rod installed wrong
Bent connecting rod
Piston
Cylinder area, may be confined to one
cylinder or found in more than one
cylinder, timed to engine speed
Piston rings
Piston pin
Cylinder worn
Page 1C-16
90-861326--1 MARCH 1999
Product Specification
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 |
Just need the manual. Wrote review. Can't technically review what I haven't seen yet...