13-21
b. LOWER BLOCK/CRANKSHAFT/CYLINDER
BLOCK
1) Apply molybdenum disulfide oil to the piston skirt and the
inner wall of the cylinder sleeve.
2) Using the handle of a hammer, drive the piston slowly into
the cylinder block with the “
” mark on the piston toward
the cam chain side.
3) Apply engine oil to the threads and seat of the oil jet bolts.
4) Install the oil jet body on each of the No.1 and No.2 cylinder
and tighten the oil jet bolts to the specified torque.
TORQUE: 16 N.m (1.6 kgf.m, 12 lbf.ft)
5) Apply engine oil to the new 6.5 x 1.5 mm O-ring and install
it on the oil jet orifice.
Install the oil jet orifice on the cylinder block.
[1]
“
” MARK
[3]
PISTON RING
COMPRESSOR
(Commercially
available)
[3]
OIL JET ORIFICE
[2]
6.5 x 1.5 mm
O-RING
[1]
CYLINDER
BLOCK
[1]
OIL JET BOLT
[2]
OIL JET
BODY
[2] MOLYBDENUM
DISULFIDE OIL
[2]
MOLYBDENUM
DISULFIDE OIL