DO NOT REVERSE THE FITTING POSITIONS OF THE VALVES (RIGHT - LEFT).
- Check that the camshaft ends exhibit no scores or irregular wear.
- Using a micrometer, measure the camshaft capacity.
STANDARD DIAMETER
Specification Desc./Quantity
Bearing A Ø: 42 - 0.060 -0.085 mm
Bearing B diameter: 20 - 0.020 -0.041 mm
MINIMUM ADMISSIBLE DIAMETER
Specification Desc./Quantity
Bearing A Ø: 41.910 mm
Bearing B diameter: 19.940 mm
-Using a gauge, measure the cam height.
STANDARD HEIGHT
Specification Desc./Quantity
intake 33.988 mm
discharge 33.417 mm
ADMISSIBLE LIMITS
Specification Desc./Quantity
intake 33.740 mm
discharge 33.170 mm
Standard axial clearance: 0 - 0.22 mm
Maximum admissible axial clearance: 0.3 mm
- Check that the cam contact sliding block and the articulated register plate is free from wear.
- In case of wear, replace the component.
Characteristics GP 800 i.e.
CHAR - 28