Opel Vectra B

since 1995 of release

Repair and car operation



Vektr B. Opel
+ 1.1. Governing bodies and control devices
+ 2. Maintenance
- 3. Engines
   + 3.1. Repair of the SOCH engine established in the car
   + 3.2. Repair of the DOCH engine established in the car
   + 3.3. Repair of the diesel engine of 1,7 l established in the car
   + 3.4. Repair of the diesel engine of 2,0 l established in the car
   - 3.5. Major maintenance of engines
      3.5.1. Introduction
      - 3.5.2. Technical characteristics
         3.5.2.1. Petrol SOHC engine of 1,6 l
         3.5.2.2. Petrol DOHC engine of 1,6 l
         3.5.2.3. Petrol DOHC 1,8 and 2,0 engines of l
         3.5.2.4. Diesel engine of 1,7 l
         3.5.2.5. Diesel engine of 2,0 l
      3.5.3. Removal and installation of the petrol engine together with a transmission
      3.5.4. Removal and installation of the diesel engine together with a transmission
      3.5.5. Engine repair
      3.5.6. Dismantling of a head of the block of cylinders
      3.5.7. Cleaning and survey of a head of the block of cylinders
      3.5.8. Assembly of a head of the block of cylinders
      3.5.9. Removal of pistons with rods
      3.5.10. Removal of a cranked shaft
      3.5.11. Block of cylinders of the engine
      3.5.12. Pistons and rods
      3.5.13. Cranked shaft
      3.5.14. Survey of radical and shatunny bearings
      3.5.15. Engine balance of assembly at major maintenance
      3.5.16. Installation of piston rings
      3.5.17. Choice of bearings
      3.5.18. Installation of a cranked shaft
      3.5.19. Pistons and rods, check of working gaps of shatunny bearings
      3.5.20. Check of a working gap of the bearing of the bottom head of a rod
      3.5.21. Installation of pistons with rods
      3.5.22. Engine start after major maintenance
+ 4. Heating, ventilation
+ 5. Fuel system
+ 6. Systems of start, ignition
+ 7. Transmission
+ 8. Brake system
+ 9. Running gear
+ 10. Body
+ 11. Electric equipment
+ 12. Main malfunctions





3.5.2. Technical characteristics

3.5.2.1. Petrol SOHC engine of 1,6 l

GENERAL INFORMATION

Head of the block of cylinders
The most admissible neploskosnost of the bottom surface of a head of the block of cylinders
0,05 mm
Height of a head of the block of cylinders
95.90-96.10 mm
Width of a saddle of the valve:
  – inlet valve
1.3-1.5 mm
  – final valve
1.6-1.8 mm
Valves
Height of the directing plug of the valve in a cylinder head
80.85-81.25 mm
Diameter of a core of the valve:
  – inlet valve:
     • the nominal
6.998-7.012 mm
     • the 1st increased size (0.075 mm – K1)
7.073-7.087 mm
     • the 2nd increased size (0.150 mm – K2)
7.148-7.162 mm
     • the 3rd increased size (0.250 mm – A)
7.248-7.262 mm
  – final valve:
     • the nominal
6.998-7.012 mm
     • the 1st increased size (0.075 mm – K1)
77.053-7.067 mm
     • the 2nd increased size (0.150 mm – K2)
7.128-7.142 mm
     • the 3rd increased size (0.250 mm – A)
7.228-7.262 mm
Exit of a core of the valve
less than 0.03 mm
Diameter of an opening of the directing plug of the valve:
  – the nominal
7.030-7.050 mm
  – the 1st increased size (0.075 mm – K1)
7.105-7.125 mm
  – the 2nd increased size (0.150 mm – K2)
7.180-7.200 mm
  – the 3rd increased size (0.250 mm – A)
7.280-7.300 mm
Gap between a core and directing the valve:
  – inlet valve
0.018-0.052 mm
  – final valve
0.038-0.072 mm
Length of the valve:
  – the new
101.5 mm
  – the minimum
101.1 mm
Height of lifting of a rod of the valve
13.75-14.35 mm
Diameter of a plate of the valve:
  – inlet valve
38 mm
  – final valve
31мм
Block of cylinders

The most admissible neploskosnost

0.05 mm
Diameters of cylinders:
  – the standard:
     • group of the sizes 6
78.955-78.965 mm
     • group of the sizes 7
78.965-78.975 mm
     • group of the sizes 8
78.975-78.985 mm
  – the increased size (0.5 mm)
79.465-79.475 mm
  – maximum ovality of the cylinder
0.013 mm
  – maximum konusnost of the cylinder
0.013 mm
Pistons and rings
Diameter of the piston:
  – the standard:
     • group of the sizes 6
78.935-78.945 mm
     • group of the sizes 7
78.945-78.955 mm
     • group of the sizes 8
78.955-78.965 mm
  – the increased size (0.5 mm) – group of the sizes 7 + 0.5
79.445-79.455 mm
Piston gap in the cylinder
0.02 ± 0.01 mm
Gaps of the lock of a piston ring (established in an opening):
  – top and bottom sealing rings
0.3-0.5 mm
  – maslosjemny ring
0.4-1.4 mm
Thickness of a piston ring:
  – top sealing ring
1.2 mm
  – bottom sealing ring
1.5 mm
  – maslosjemny ring
3.0 mm
Gap of a piston ring in the piston
N/A
Piston fingers
Diameter
18 mm
Length
55 mm
Gap of a piston finger in the piston
0.009-0.012 mm
Rod
Lateral gap of the bottom head of a rod
0.07-0.24 mm
Cranked shaft
Axial люфт
0.1-0.2 mm
Diameters of radical necks:
  – nominal size
54.980-54.997 mm
  – the 1st repair size – 0,25
54.730-54.747 mm
  – the 2nd repair size – 0,50
54.482-54.495 mm
Diameters of shatunny necks:
  – nominal size
42.971-42.987 mm
  – the 1st repair size – 0,25
42.721-42.737 mm
  – the 2nd repair size – 0,50
42.471-42.487 mm
Maximum ovality
0.04 mm
Maximum konusnost
N/A
Working gap of the radical bearing
0.017-0.047 mm
Working gap of the bearing of the bottom head of a rod
0.019-0.071 mm