Contents Section: DOHC Petrol Engine All sections

Technical Data Cylinder Head Opel Vectra A

Cylinder Head

Engine20 XEJ, C 20 XE, C 20 LETX 20 XEV
Cylinder head gasket
Thickness - installed mm1.15 to 1.301.15 to 1.25
Overall height of cylinder head mm135.58 to 135.68134
(sealing surface to sealing surface)

Peak-to-valley height

of sealing surface mm
max. 0.025
Installation height of valve guide mm10.70 to 11.0013.70 to 14.00
Valve stem play
Intake mm0.03 to 0.060.030 to 0.057
Exhaust mm0.04 to 0.070.040 to 0.067
Permissible runout of valve stem
to valve cone
Intake valve mm0.03
Exhaust valve mm0.03