1D-71 Engine Mechanical:
Crankcase
• Clean the mating surface of the left and right
crankcase halves.
• Apply grease to the O-rings (1).
CAUTION
!
Replace the O-rings with new ones.
: Grease 99000–25010 (SUZUKI SUPER
GREASE A or equivalent)
• Install the O-rings (1) and dowel pins (2).
• Apply bond to the mating surface of the right
crankcase.
NOTE
• Make surfaces free from moisture, oil, dust
and other foreign materials.
• Spread on surfaces thinly to form an even
layer, and assemble the crankcases within
few minutes.
• Take extreme care not to apply any bond to
the oil hole, oil groove and bearing.
• Apply to distorted surfaces as it forms a
comparatively thick film.
: Sealant 99000–31110 (SUZUKI BOND
No.1215 or equivalent)
• Tighten the crankcase bolts a little at a time to
equalize the pressure.
CAUTION
!
Do not drop the O-ring into the crankcase
when assembling the right and left crankcase
halves.
NOTE
Fit the clamp (3) to the bolt as shown.
Tightening torque
Crankcase bolt (M8) (a): 26 N·m (2.6 kgf-m, 19.0
lbf-ft)
Crankcase bolt (M6) (b): 11 N·m (1.1 kgf-m, 8.0
lbf-ft)
• After the crankcase bolts have been tightened, check
if the crankshaft, the driveshaft and the countershaft
rotate smoothly.
1
2
2
I944H1140072-02
I944H1140073-02
“A”: Crankcase bolt (M8) (L80)
“B”: Crankcase bolt (M8) (L55)
3
(a)
“A”
(a)
“A”
I944H1140074-02
(b)
(b)
(b)
(a)
“B”
(a)
“B”
I944H1140075-02
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