Ferrari California Workshop Manual page 769

Tighten the screws (11).
Tightening torque
Screw
Tighten the nut (10).
Tightening torque
Nut
Tighten the screws (9).
Tightening torque
Screw
FROM Assembly No. 85739
Fit the reinforcement tube (20) on the front
removable subframe (A).
Fit and tighten the indicated screws.
Tightening torque
Screw
Nm Class
50 Nm B
Nm Class
103 Nm B
Nm Class
110 Nm A
Nm Class
24 Nm B