- Lubricate the main bushings and insert the crank-
shaft in the transmission side crankcase half.
- Reassemble both crankcase halves.
- Fit the 11 screws and tighten them to the pre-
scribed torque.
N.B.
WHEN FITTING THE HALF CASING AND THE CRANK-
SHAFT, TAKE CARE NO TO DAMAGE THE SHAFT THREA-
DED TANGS.
Locking torques (N*m)
Locking torque 11 to 13
- Lubricate the flywheel oil seal.
- Use the appropriate tool to assemble the oil seal.
- Fit a new O-ring on the pre-filter and lubricate it.
- Insert the pre-filter on the engine with its corre-
sponding cover to the specific torque.
N.B.
REMOVE ANY EXCESS FROM THE CRANKCASE COU-
PLING GASKET ON THE CYLINDER PLANE, TO ENSURE
BETTER SEALING PERFORMANCE.
N.B.
FAILURE TO USE THE SPECIFIC TOOL CAN RESULT IN
AN INCORRECT DEPTH POSITION AND AS A CONSE-
QUENCE IN INADEQUATE OIL SEALING.
Specific tooling
020425Y Punch for flywheel-side oil seal
Locking torques (N*m)
Locking torque 24 to 30
Lubrication
Engine Vespa LX 125 - 150 i.e.
ENG - 136