Yamaha YZ450FT Automobile User Manual


 
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ENG
CRANKCASE AND CRANKSHAFT
5. Install:
Dowel pin 1
O-ring 2
Crankcase (right)
To crankcase (left).
N
OTE:
Fit the crankcase (right) onto the crankcase
(left). Tap lightly on the case with soft ham-
mer.
When installing the crankcase, the connect-
ing rod should be positioned at TDC (top
dead center).
New
6. Tighten:
Hose guide 1
Clutch cable holder 2
Bolt (crankcase)
N
OTE:
Tighten the crankcase tightening bolts in
stage, using a crisscross pattern.
7. Install:
Oil delivery pipe 2
O-ring
Bolt (oil delivery pipe 2)
8. Install:
Timing chain
Timing chain guide (rear)
Bolt (timing chain guide)
9. Remove:
Sealant
Forced out on the cylinder mating sur-
face.
10. Apply:
Engine oil
To the crank pin, bearing and oil delivery
hole.
11. Check:
Crankshaft and transmission operation.
Unsmooth operation Repair.
T
R
.
.
12 Nm (1.2 m · kg, 8.7 ft · lb)
New
T
R
.
.
10 Nm (1.0 m · kg, 7.2 ft · lb)
T
R
.
.
10 Nm (1.0 m · kg, 7.2 ft · lb)