SELVA MARINE Blue Whale 250 EFI, Service Manual

Page: 175 / 377

6P23H11
5-62
1
2
3
4
5
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8
9
NOTE:
Be sure not to put the Plastigauge (PG-1)
over the oil hole in the crankpin of the crank-
shaft.
4. Install the connecting rod onto the crank-
pin
3
.
NOTE:
Make sure that the marks
b
of the connect-
ing rod face toward the flywheel magnet end
of the crankshaft.
5. Tighten the connecting rod cap bolts to
the specified torques in 3 stages.
NOTE:
• Reuse the removed connecting rod cap
bolts when checking the oil clearance.
• Do not turn the connecting rod until the
crankpin oil clearance measurement has
been completed.
• Make a mark
c
on the connecting rod cap
bolts, connecting rod caps, and then tighten
the bolts 90
° from the mark.
6. Remove the connecting rod cap and
measure the width of the compressed
Plastigauge (PG-1) on each crankpin.
Replace the connecting rod bearing if out
of specification.
T
R
.
.
Connecting rod cap bolt:
1st: 23 N · m (2.3 kgf · m, 17.0 ft · lb)
2nd: 43 N · m (4.3 kgf · m, 31.7 ft · lb)
3rd: 90 °
Crankpin oil clearance:
0.028 – 0.066 mm
(0.0011 – 0.0026 in)
Cylinder block