Checking The Connecting Rod Big End Side Clearance; Checking The Crankshaft; Checking The Crankpin Oil Clearance - SELVA MARINE Pike 9,9 Service Manual

POWR
2. Measure the connecting rod small end
inside diameter a and big end inside
diameter b. Replace the connecting rod
if out of specification.
a
Connecting rod small end inside
diameter a:
14.015–14.029 mm
(0.5518–0.5523 in)
Connecting rod big end inside
diameter b:
27.030–27.042 mm
(1.0642–1.0646 in)
Checking the connecting rod big end
side clearance
1. Measure the connecting rod big end side
clearance a.
a
Connecting rod big end side
clearance a (reference data):
0.05–0.22 mm (0.0020–0.0087 in)

Checking the crankshaft

1. Measure the crankshaft journal diame-
ters a, crankpin diameters b, and
crankpin widths c. Replace the crank-
shaft if out of specification.
5-45
Power unit
b
S6AU5139
a
S6AU5140
a
c
Crankshaft journal diameter a:
30.002–30.014 mm
(1.0582–1.0586 in)
Crankpin diameter b:
26.997–27.009 mm
(1.0629–1.0633 in)
5
Crankpin width c:
21.000–21.070 mm
(0.8268–0.8295 in)
2. Measure the crankshaft runout. Replace
if above specification.
Crankshaft runout limit:
5
0.05 mm (0.0020 in)

Checking the crankpin oil clearance

1. Clean the contact surfaces of the con-
necting rod and crankpin.
a
b
c
S6AU5141
S6AU5142
S6AU5143
5
6AU3K11