- Insert the gasket on the flywheel side half-crank-
case.
- Lubricate the main bearing on the transmission
side half-crankcase.
- Couple the 2 half-crankcases being careful
not to damage the bushing on the transmis-
sion side half-crankcase with the threaded
tang of the crankshaft.
- Insert the engine support retain screw on the fly-
wheel side half-crankcase without tightening.
- Insert the 14 fastening screws by arranging the
single shorter screw «A» and the single longer
screw «B» as shown in the figure.
- Tighten the screws thoroughly and tighten to the prescribed torque.
- Check that the crankshaft rotates freely.
N.B.
REMOVE ANY EXCESS FROM THE CRANKCASE COUPLING GASKET ON THE CYLINDER
PLANE, TO ENSURE BETTER SEALING PERFORMANCE.
Locking torques (N*m)
Engine-crankcase coupling screws 11 ÷ 13
- Install the thermal group (cylinder, head, piston)
as described in section «Thermal group and timing
system».
X8 400 Euro 3 Engine
ENG - 177
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