CRANKCASE
5-82
EAS25680
ASSEMBLING THE CRANKCASE
1. Lubricate:
• Crankshaft journal bearings
(with the recommended lubricant)
2. Apply:
• Sealant
(onto the crankcase mating surfaces and oil
baffle plate 2)
Do not allow any sealant to come into contact
with the oil gallery or crankshaft journal bear-
ings. Do not apply sealant to within 2–3 mm
(0.08–0.12 in) of the crankshaft journal bearings.
3. Install:
• Dowel pins
4. Set the shift drum assembly and transmission
gears in the neutral position.
5. Install:
• Lower crankcase “1”
(onto the upper crankcase “2”)
ECA13980
Before tightening the crankcase bolts, make
sure the transmission gears shift correctly
when the shift drum assembly is turned by
hand.
6. Install:
• Crankcase bolts
Recommended lubricant
Engine oil
Yamaha bond No. 1215
90890-85505
(Three Bond No.1215®)
A. Upper crankcase
B. Lower crankcase
a. Apply two coats of sealant to the area shown
in the illustration.
B
a
1
2