Opel Astra A

1991-1998 of release

Repair and operation of the car



Opel Astra A
+ 1. Maintenance instruction
+ 2. Maintenance
- 3. Engines
   + 3.1. SOHC engines
   - 3.2. DOHC engines
      3.2.1. Technical characteristics
      3.2.2. Covers of a gas-distributing belt (X 16 XEL)
      3.2.3. Covers of a gas-distributing belt (all models, except X 16 XEL)
      3.2.4. Gas-distributing belt (X 16 XEL)
      3.2.5. A gas-distributing belt (all models, except X 16 XEL)
      3.2.6. Cover of a head of cylinders
      3.2.7. Asterisks of camshafts (X 16 XEL)
      3.2.8. Asterisks of camshafts (all models, except X 16 XEL)
      3.2.9. Camshaft epiploons
      3.2.10. Natyazhitel of a gas-distributing belt and intermediate pulley
      3.2.11. Camshafts
      3.2.12. Head of cylinders (X 16 XEL)
      3.2.13. A head of cylinders (all models, except X 16 XEL)
      3.2.14. Head of cylinders
      3.2.15. Hydraulic elevators of valves
      3.2.16. Oil pallet (X 16 XEL)
      3.2.17. Asterisk of a bent shaft
      3.2.18. Oil pump
      3.2.19. Epiploons of a bent shaft
      3.2.20. Engine and transmission
      3.2.21. Oil cooler
   + 3.3. Diesel engines
   + 3.4. Engine electric equipment
+ 4. Ventilation and heating
+ 5. Power supply system
+ 6. System of decrease in toxicity
+ 7. Coupling
+ 8. Transmissions
+ 9. Half shafts
+ 10. Brake system
+ 11. Suspension bracket and steering
+ 12. Body
+ 13. Electric equipment
+ 14. Electrical circuitries







3.2. DOHC engines

GENERAL INFORMATION

HE C 20 model


Distinctive feature of DOHC engines are two camshafts which have the drive from one gas-distributing belt. Each cylinder has four valves (two inlet and two final). One camshaft operates inlet valves, and another – final.