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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
B1DP1CLC
NOTE: Tightening of the cylinder head after a repair is prohibited.
SPECIAL FEATURES - CYLINDER HEAD TIGHTENING
Engines all types
Cleaning to be carried out just prior to refitting the cylinder head
Engines
Pre-tightening
RHM RHT
Tightening
RHW RHL
Slackening
Pre-tightening
RHR
Tightening
4HX 4HW
Angular tightening
Pre-tightening
Tightening
9HZ
Angular tightening
Tightening (m.daN)
2 ± 0,2
6 ± 0,6
2 ± 0,2
6 ± 0,6
220° ± 5°
2 ± 0,2
4 ± 0,4
230° ± 5°
89
Cylinder head bolts
(Max. reusable length in mm)
360°
134,5
147
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