If main bearing caps (7) are not numbered, mark
with correct number using a grease pencil.
Remove main bearing caps (7) from cylinder
block by removing screws (8).
Carefully remove crankshaft (5) from cylinder
block and place on a clean work surface.
Remove gear (9) and locating pin (10) only if
replacement is required. Use puller to remove
Clean crankshaft journals using a nylon brush.
Clean crankshaft and related components in
accordance with paragraph 1-24.
components in accordance with paragraph 1-24.
Inspect crankshaft journals for deep scratches
or indications of overheating.
Inspect main bearings for signs of overheating,
deep scratches, or other obvious damage.