Special Features - Cylinder Head Tightening - CITROEN C2 Handbook

WARNING: Clean the contact faces with the approved CITROËN 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.
Insert a tap in the threads of the holes in the cylinder block receiving the cylinder head bolts.
Brush the threads of the cylinder head bolts.
Oil the threads and under the heads of the bolts, using MOLYKOTE G RAPID PLUS.
B1DP05BC
NOTE: Tightening of the cylinder head after a repair is prohibited.

SPECIAL FEATURES - CYLINDER HEAD TIGHTENING

Petrol engines
Cleaning to be carried out just prior to refitting.
Engines
Tightening
HFX - KFV
Angular tightening
Tightening
NFU
Angular tightening
Pre-tightening
KFU Tightening
Angular tightening
Tightening
(m.daN)
73
Cylinder head bolts
(Max. reusable length in mm)
2 ± 0,2
175,5
140° ± 5°
2 ± 0,2
122
140° ± 5°
1,5 ± 0,2
2,5 ± 0,2 119
200° ± 5°