68
ENGINES
CYLINDER HEAD
Engine: NFU
Cylinder head tightening (m.daN) Cylinder head bolts
X = MAXIMUM reusable length
Pre-tightening :2 ±0,2
Angular tightening : 260° ± 5°
NOTE: Oil the threads and under
the heads of the bolts (use engine
oil or Molykote G Rapid Plus).
B1DP059C
B1DP05BC
Retightening of the cylinder head after a
completed repair is prohibited.
Cleaning to be carried out just prior to refitting.
WARNING: Clean the contact faces with the approved cleaning product. Do not use abrasives or cutting tools on the contact faces. The contact faces
must not bear any traces of impact or scratching.
Brush the threads of the cylinder head bolts.
NFU
X = 122 ± 0,3 mm
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