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ENGINE 273 MPFI
BALANCER SHAFT AND BALANCER SHAFT JOURNAL
SR. ITEM
STD. VALUE
OVERSIZE (0.1)
1.
Thrust plate thickness
4.87 - 4.9 mm
4.97 - 5.0 mm
2.
Axial float
Std. Value
Limit
0.1- 0.2 mm
0.3 mm
3.
Balancer shaft journal diameter
Std. Value (all journals) Undersize (0.25 for journals 1 & 2)
23.000 - 23.013 mm 22.750 - 22.763 mm
4.
Balancer shaft journal to
Std. Value
Limit
bearing clearance
0.031 - 0.069 mm
0.1 mm
Inspect balancer shaft as similar to crank shaft.
STANDARD THRUST GROOVEWIDTH
5.0 to 5.07 mm
Stage
Balancer bearing dia with bearing shell (mm)
Balancer shaft journal dia (mm)
Standard
23.044 to 23.069
23.010 to 23.023
Maximum permissible circularity bearing journal
0.0025 mm
Cylindricity of bearing journal
0.005 mm
Maximum permissible concentricity of 2nd bearing journals
0.02 mm
with respect to 1st and 2nd journal
Balancer bearing parent bore dia. In crankcase
26.00 to 26.013 mm
Maximum permissible concentricity of balancer bearing parent bore
0.02 mm
Maximum permissible cylindericity of balancer bearing parent bore
0.01 mm