Inspecting The Cam Shaft; Standard Height; Admissible Limits - Gilera Fuoco 500 Service Station Manual

Fuoco 500 i.e.
- Fit the valves, the springs and the spring retaining
washers. Using the appropriate tool with adapter,
compress the springs and insert the cotters in their
seats.
Specific tooling
020382Y Valve cotters equipped with part 012
removal tool
020382Y012 bush (valve removing tool)
N.B.
DO NOT CHANGE THE VALVE FITTING POSITION. FIT THE VALVE SPRINGS WITH THE REF-
ERENCE COLOUR ON COTTER SIDE (TURNS WITH GREATER PITCH).

Inspecting the cam shaft

- Check that the camshaft ends exhibit no scratches or irregular wear.
- Using a micrometer, measure the camshaft capacity.
Specification
Bearing A Ø:
Bearing B diameter:
Specification
Bearing A Ø:
Bearing B diameter:
-Using a gauge, measure the cam height.
Specification
intake
discharge
Specification
intake
STANDARD DIAMETER
MINIMUM ADMISSIBLE DIAMETER

STANDARD HEIGHT

ADMISSIBLE LIMITS

Desc./Quantity
42 - 0.060 -0.085 mm
20 - 0.020 -0.041 mm
Desc./Quantity
41.910 mm
19.940 mm
Desc./Quantity
33.774 mm
33.273
Desc./Quantity
33.526 mm
Engine
ENG - 67