APRILIA MSS Mana GT ABS Service Station Manual page 205

MSS Mana GT ABS
Engine
*** First, apply a preliminary torque of 10 Nm in a
criss-crossed sequence.
- tighten to a torque of 13 Nm + 90° in a criss-
crossed sequence.
- tighten again at 90° in a criss-crossed sequence.
- Tighten the fixing nuts on the outlet side and the
intake side to the prescribed torque.
Locking torques (N*m)
Exhaust/ intake head fixing nuts
10 - 12
ENG - 205