9-16 CRANKSHAFT/TRANSMISSION
Crankshaft and Connecting Rods
Crankshaft Removal
•
Refer to the Connecting Rod Removal (see Connecting
Rod R emoval).
Crankshaft Installation
NOTE
○
If the c rankshaft is replaced with a new one, refer to
the Connecting Rod Big End Bearing/Crankshaft Main
Bearing Insert Selection in the Specifications.
CAUTION
If the crankshaft, bearing inserts, or crankcase
halves are replaced with new ones, select the bear-
ing inserts and check clearance with a plastigage
(press gauge) before assembling engine to be sure
the correct bearing inserts are installed.
•
Apply molybdenum disulfide oil solution to the crankshaft
main bearing inserts.
•
Install the crankshaft with the camshaft chain [A] hanging
on it.
•
Install the connecting rod big end cap [B] (see Connecting
Rod Installation).
Connecting Rod Removal
•
Split the crankcase (see Crankcase Splitting).
•
Remove the connecting rod nuts [A] and big end caps [B].
NOTE
○
Mark and record the locations of the connecting rods
and their big end caps so that they can be reassembled
in their original positions.
•
Remove:
Camshaft Chain (see Camshaft Chain Removal in the
engine Top End chapter)
Crankshaft [A]
Pistons (see Piston Removal)
CAUTION
Discard the connecting rod bolts. To prevent dam-
age to the crankpin surfaces, do not allow the con-
necting rod bolts to bump against the crankpins.