Exhaust; Intake - APRILIA SR MAX 125 ie Service Station Manual

SR MAX 125 ie
- Check the concentricity of the valve head by ar-
ranging a dial gauge at right angle relative to the
valve head and rotate it on a "V" shaped abutment.
Characteristic
Admissible limit:
0.03 mm
Measure the valve guide.
Characteristic
Valve guide:
5 +0.012 mm
- After measuring the valve guide diameter and the
valve stem diameter, check clearance between
guide and stem.
Specification
Standard clearance:
Admissible limit:
Specification
Standard clearance:
Admissible limit:
- Check that there are no signs of wear on the faying surface with the articulated set screw terminal.

EXHAUST

INTAKE

Characteristics
Desc./Quantity
0.025 to 0.052 mm
0.09 mm
Desc./Quantity
0.013 - 0.04 mm
0.08 mm
CHAR - 19