Checking The Crankshaft Journal Oil Clearance - SELVA MARINE Wahoo 15 Service Manual

2. Put a piece of Plastigauge (PG-1) onto
the crankpin, parallel to the crankshaft.
NOTE:
Be sure not to put the Plastigauge (PG-1)
over the oil hole in the crankpin of the crank-
shaft.
3. Install the connecting rod 1 to the crank-
pin 2.
a
1
È
NOTE:
Make sure that the projections a of the con-
necting rod face towards the flywheel magnet
È
side of the crankshaft.
4. Tighten the connecting rod cap bolts to
the specified torques in 2 stages.
6AG3J11
E
a
2
1
S6AG5940
NOTE:
Do not turn the connecting rod until the
crankpin oil clearance measurement has
been completed.
Connecting rod cap bolt:
1st: 6 N·m (0.6 kgf·m, 4.4 ft·lb)
2nd: 12 N·m (1.2 kgf·m, 8.9 ft·lb)
5. Remove the connecting rod cap and
measure the width of the compressed
Plastigauge (PG-1) on each crankpin.
Check the connecting rods and crank-
shaft if out of specification and, if neces-
sary, replace them as a set.
Crankpin oil clearance (reference
data):
0.021–0.045 mm
(0.0008–0.0018 in)
Checking the crankshaft journal oil
clearance
1. Clean the main bearings, crankshaft jour-
nals, and bearing portions of the crank-
case and cylinder block.
2. Place the cylinder block upside down on
a bench.
Cylinder block
1
2
3
4
5
6
7
8
9
5
5-56