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Camshaft And Camshaft Cap Wear Inspection; Camshaft Runout Inspection; Cam Wear Inspection - Kawasaki KX450F Service Manual

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Camshaft

Camshaft and Camshaft Cap Wear Inspection

Measure each clearance between the camshaft journal
and camshaft cap using plastigauge (press gauge) [A].
Install the camshaft caps (see Camshaft Installation)
Do not turn the camshaft when the plastigauge is be-
tween the journal and camshaft cap.
If any clearance exceeds the service limit, measure the
diameter of each camshaft journal with a micrometer.
Camshaft Bearing Clearance
0.020 ∼ 0.062 mm (0.00079 ∼ 0.0024 in.)
Standard:
Service Limit: 0.15 mm (0.0059 in.)
If the camshaft journal diameter is less than the service
limit, replace the camshaft with a new one and measure
the clearance again.
Camshaft Journal Diameter
22.959 ∼ 22.980 mm (0.90390 ∼ 0.90472
Standard:
in.)
Service Limit: 22.93 mm (0.9027 in.)
If the clearance still remains out of the service limit, re-
place the cylinder head unit.

Camshaft Runout Inspection

Remove the camshaft (see Camshaft Removal).
Set the camshaft in a camshaft alignment jig or on V
blocks.
Measure the runout with a dial gauge at the specified
place as shown.
If the runout exceeds the service limit, replace the
camshaft.
Camshaft Runout
Standard:
Service Limit:

Cam Wear Inspection

Remove the camshaft (see Camshaft Removal).
Measure the height [A] of each cam with a micrometer.
If the cams are worn down past the service limit, replace
the camshaft.
Cam Height
Standard:
36.943 ∼ 37.057 mm (1.4544 ∼ 1.4589 in.)
Exhaust
37.743 ∼ 37.857 mm (1.4859 ∼ 1.4904 in.)
Inlet
Service Limit:
Exhaust
36.84 mm (1.450 in.)
Inlet
37.64 mm (1.482 in.)
NOTE
TIR 0.02 mm (0.0008 in.) or less
TIR 0.1 mm (0.004 in.)
ENGINE TOP END 5-19

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   Also See for Kawasaki KX450F

This manual is also suitable for:

Kx450f 2006Kxf 450

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  • paulo sergio borges Apr 13, 2016 05:03:
    quantidade oleo suspencao kx 450 f