Intake valve clearance adjustment

1. With the engine cold, check that the clearance between the lowered radius of the cams and the crown of the cups is within the specified limits.

NOTE: To measure the intake valve clearance use thickness gauge no. 1.825.018.000 (C.6.0197).

• If the valve clearance is not within the specified limits, adjust as described below.

Intake valve clearance adjustment

1. Turn the crankshaft until the notches etched on the camshafts coincides with those on the corresponding caps.

• Remove the right front wheel and mud flap.
• Slacken the fastening screws and remove the timing belt tensioner guard.

1. Check the alignment of the notch on the phonic wheel with the reference pin on the front crankcase cover.

1. Slacken the screws fastening the pulley to the support hub.
2. Levering with tool no. 1.822.151.000 complete with tool no. 1.822.146.000, release and remove the hub fastening nut.

97 ÷ 117 Nm
10 ÷ 12 kgm

13 ÷ 16 Nm
1.3 ÷ 1.6 kgm

• Slacken and remove the screws fastening the timing pulley to the hub slackened previously.