CITROEN C5 Handbook page 52

Piston
Engine Thickness
stand-proud
plate
(mm)
0.47 to 0.605 1.30 ± 0.06
0.605 to 0.655 1.35 ± 0.06
RHZ
0.655 to 0.705 1.40 ± 0.06
RHY
0.705 to 0.755 1.45 ± 0.06
0.755 to 0.83 1.50 ± 0.06
CYLINDER HEAD
Engines : RHY - RHS - RHZ
Cylinder head gasket identification
Number
(mm) of notches at A
1
2
3
4
5
49
B1DP15AD