Honda WB20XT2 Manual page 122

dummyhead dummyhead
WB20XT2•WB30XT2
CRANK PIN O.D.
Measure the crank pin O.D. of the crankshaft.
WB20XT2:
STANDARD:
SERVICE LIMIT: 25.92 mm (1.020 in)
WB30XT2:
STANDARD:
SERVICE LIMIT: 29.92 mm (1.178 in)
If the measurement is less than the service limit,
replace the crankshaft (page 13-4).
CONNECTING ROD BIG END OIL
CLEARANCE
Clean all oil from the crank pin and connecting rod big
end surface.
Place a piece of plastigauge on the crank pin, install the
connecting rod upper and the connecting rod lower, and
tighten the connecting rod bolts to the specified torque.
TORQUE:
WB20XT2:
WB30XT2:
Do not rotate the crankshaft while the plastigauge is in
place.
Remove the connecting rod and measure the
plastigauge.
STANDARD: 0.040 – 0.063 mm (0.0016 – 0.0025 in)
SERVICE LIMIT: 0.12 mm (0.005 in)
If the clearance is more than the service limit, inspect
the connecting rod big end I.D. (page 13-10) and the
crank pin O.D.
If necessary replace the part that is not within the
service limit and reinspect the clearance.
CRANKSHAFT RUNOUT
Set the crankshaft on V-blocks and measure the runout
using a dial indicator.
SERVICE LIMIT: 0.10 mm (0.004 in)
If the measured runout is more than the service limit,
replace the crankshaft.
25.970 – 25.980 mm
(1.0224 – 1.0228 in)
29.970 – 29.980 mm
(1.1799 – 1.1803 in)
12 N·m (1.2 kgf·m, 9 lbf·ft)
9.8 N·m (1.0 kgf·m, 7.2 lbf·ft)
CRANKCASE
15.0 mm (0.59 in) 14.0 mm (0.55 in)
13-11