Gilera Fuoco 500 Service Station Manual page 166

Engine
- Turn the engine to move the references to the top
as shown in the figure (intake end).
- Insert the valve lifting device mass stop bell.
- Tighten the retaining screw to the prescribed torque, using the recommended product.
N.B.
THE BELL TIMING IS ENSURED BY THE COUNTERWEIGHT MASS FASTENING SCREW HEAD.
Recommended products
Loctite 243 Medium strength threadlock
Medium Loctite 243 threadlock
- Check that the decompression mass is free and
that it is pulled by the spring.
Locking torques (N*m)
Valve lifter mass stop bell fixing screws: 30 -
35
- Place the tightener cursor in the rest position,
keeping the retain tab pressed.
ENG - 74
Fuoco 500 i.e.