Contents Wiring diagrams Section: DOHC Petrol Engine All sections

Test and Adjustment Values - Dohc-I Opel Vectra C

EngineZ 18 XER
Idle speed with manual transmissionrpm780 - 1000
Maximum rpmrpm
Spark plug electrode gapmm0,85 - 0,95
Compression pressurekPa1000 - 1100
Pressure lossnot more than 25% per cylinder
Valve clearance
Intake sidemm0,21 - 0,29
Exhaust sidemm0,26 - 0,35