Honda CRF450R 2009 Service Manual page 341

CRANKCASE/CRANKSHAFT/TRANSMISSION/BALANCER
Install the balancer shaft bearing set plate and a new
bolt.
NOTE
Install the balancer shaft bearing set plate with its lab
facing up .
Inslallthe stay and crankcase bolts.
Apply engine oil to the transmission oil drain bolt
threads and seating surface.
Install a new sealing washer to the transmission oil
drain bolt. and install them to the left crankcase .
Tighten the crankcase bolts in a crisscross pattern in
two or three progressive steps.
After tightening the crankcase bolls, tighten the
transmission oil drain bolt first, then lighten the balancer
shaft bearing set plate bolts to the specified torque.
TORQUE :
Transmission oil drain bolt:
16 N' m (1 .6 kgf' m, 121bHt)
Balancer shaft bearing set plate bolt:
10 N' m (1.0 kgf' m, 7lbHt)
'09 shown :
STAY
Carefully trim the protruding gasket material from the
r C- U ~ TT C:- ' N - G :- A ~ R ~ EA :---------------'
cylinder base gasket surface.
NOTE'
• 00 not lei gasket material fall into the crankcase.
• 00 not damage the cylinder mating surface.
Check that the crankshaft turns smoothly.
Install the drive pin to the oil pump shaft.
Install the oil pump driven gear by aligning Its cut-outs
with the drive pin.
Install the snap ring securely.
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