Do not use a scribe or other sharp instrument for marking bearing
halves; use a grease pencil instead. Failure to comply may result in
premature failure of bearing.
4. Mark lower half of main bearing.
a. Separate the lower main bearing half (13)
from its bearing cap (6).
b. Using a shop rag and suitable cleaner,
wipe back of bearing half.
c. Mark back of lower main bearing
half (13) with its respective location
using a grease pencil, for example
"1 cap," "2 cap" and so on.
The crankshaft counterweights for connecting rod bearing journals
1R, 1L, 6R, and 6L must be in the up position so the crankshaft will
clear the sides of the crankcase when it is removed or damage may
5. Rotate crankshaft (14) until counterweights (A and B) are in the position shown.
WP 0139 00-5