1
TIUMI
MPI
CRANKSHAFT/RODS/PISTONS 6
Assembly
1.
Apply Loctite 648 to the outer races of the
gearbox bearings. Fit the gearbox shafts (if
removed), ensuring the locating ring on the input
shaft is in position in the circlip groove on the
crankcase. Engage the clutch primary gear with
crankshaft gear.
2.
Ensure that the transmission is in neutral.
3.
Ensure that the 3 locating dowels are in position
in the upper crankcase.
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CAUTION:
Do not use excessive
amounts of sealer. The extra sealer may
become dislodged and could block the oil
passages in the crankcases causing severe
engine damage.
6.
Fit a new 'O' ring to the oil pump outlet.
7.
Install and lubricate the crankshaft bearing shells
with clean engine oil.
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1
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1. Locating dowels
4.
Use high flash-point solvent to clean the
crankcase mating faces. Wipe the surfaces clean
with a lint-free cloth.
5.
Apply a thin bead of silicone sealant (Three-bond
1215 liquid gasket is used at the factory) to the
lower crankcase mating faces as shown in the
diagram below.
8.
Lubricate the crankshaft journals with clean
engine oil.
9.
Position the lower crankcase to the upper,
ensuring that all selectors engage correctly. An
assistant may be required to support the
crankcase during alignment.
Selector Forks
10.
Fit the screws into the lower crankcase and hand
tighten.
11.
Invert the engine.
12.
Fit the screws into the upper crankcase and hand
tighten.
6.11
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