Bearing Failures - MerCruiser 454 MAGNUM Manual

Bearing Failures

a
Scratched By Dirt
a - Scratches
b - Dirt Imbedded In Bearing Material
Tapered Journal
a - Overlay Gone From Entire Surface
Lack Of Oil
a - Overlay Worn Off
Index
3A-18 - 454 C.I.D. (7.4L) / 502 C.I.D. (8.2L)
b
70436
a
70436
a
70436
Radius Ride
a - Worn Area
Improper Seating
a - Bright Or Polished Sections
Fatigue Failure
a - Craters or Pockets
a
70436
a
70436
a
70436
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