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





3.5.2.3. Petrol DOHC 1,8 and 2,0 engines of 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
134 mm
Width of a saddle of the valve:
  – inlet valve
1.0-1.5 mm
  – final valve
1.7-2.2 mm
Valves
Height of the directing plug of the valve in a cylinder head
13.70-14.00 mm
Diameter of a core of the valve:
  – inlet valve:
     • nominal (K)
5.955-5.970 mm
     • the 1st increased size (0.075 mm – K1)
6.030-6.045 mm
     • the 2nd increased size (0.150 mm – K2)
6.105-6.120 mm
  – final valve:
     • nominal (K)
5.945-5.960 mm
     • the 1st increased size (0.075 mm – K1)
6.020-6.035 mm
     • the 2nd increased size (0.150 mm – K2)
6.095-6.110 mm
Exit of a core of the valve
less than 0.03 mm
Diameter of an opening of the directing plug of the valve:
  – nominal (K)
6.000 to 6.012 mm
  – the 1st increased size (0.075 mm – K1)
6.075-6.090 mm
  – the 2nd increased size (0.150 mm – K2)
6.150-6.165 mm
Gap between a core and directing the valve:
  – inlet valve
0.030-0.057 mm
  – final valve
0.040-0.067 mm
Length of the valve:
  – the new
102.0 mm
  – the minimum
101.7 mm
Diameter of a plate of the valve:
  – inlet valve
31.9-32.1 mm
  – final valve
28.9 to 29.1 mm
Block of cylinders
The most admissible neploskosnost
0.05 mm
Diameters of cylinders:
  – standard (engine of 1,8 liters):
     • group of the sizes 8
81.575 to 81.585 mm
     • group of the sizes 99
81.585 to 81.595 mm
     • group of the sizes 00
81.595 to 81.605 mm
     • group of the sizes 01
81.605 to 81.615 mm
     • group of the sizes 02
81.615 to 81.625 mm
  – the increased size (0.5 mm)
82.065 to 82.075 mm
  – standard (engine of 2,0 liters):
     • group of the sizes 8
85.975 to 85.985 mm
     • group of the sizes 99
85.985 to 85.995 mm
     • group of the sizes 00
85.995 to 86.005 mm
     • group of the sizes 01
86.005 to 86.015 mm
     • group of the sizes 02
86.015 to 86.025 mm
  – the increased size (0.5 mm)
86.465 to 86.475 mm
Maximum ovality of diameter of the cylinder
0.013 mm
Maximum konusnost of the cylinder
0.013 mm
Pistons and rings
Diameter of the piston:
  – standard (engine of 1,8 liters):
     • group of the sizes 8
81.555-81.565 mm
     • group of the sizes 99
81.565-81.575 mm
     • group of the sizes 00
81.575-81.585 mm
     • group of the sizes 01
81.585-81.595 mm
     • group of the sizes 02
81.595-81.605 mm
  – the increased size (0.5 mm) – group of the sizes 7 + 0.5
82.045-82.055 mm
  – standard (engine of 2,0 liters):
     • group of the sizes 8
85.955 to 85.965 mm
     • group of the sizes 99
85.965 to 85.975 mm
     • group of the sizes 00
85.975 to 85.985 mm
     • group of the sizes 01
85.985 to 85.995 mm
     • group of the sizes 02
85.995 to 86.005 mm
  – the increased size (0.5 mm) – group of the sizes 7 + 0.5
86.445-86.455 mm
Piston gap in the cylinder
0.02-0.04 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 and bottom sealing rings
1.5 mm
  – maslosjemny ring
3.0 mm
Gap of a piston ring in the piston
N/A
Piston fingers
Diameter
21 mm
Length:
  – engines of 1.8 liters
56.0 mm
  – engines of 2.0 liters
61.5 mm
Gap of a piston finger in the piston
 0.011-0.014 mm
Rod
Lateral gap of the bottom head of a rod
 0.07-0-24 mm
Cranked shaft
Axial люфт
0.05-0.15 mm
Diameters of radical necks:
  – the standard:
     • 1st group of the sizes (white)
57.974-57.981 mm
     • 2nd group of the sizes (green)
57.981-57.988 mm
     • 3rd group of the sizes (brown)
57.988-57.995 mm
  – the 1st reduced (0.25 mm)
57.732-57.745 mm
  – the 2nd reduced (0.50 mm)
57.482-57.495 mm
Diameters of shatunny necks:
  – the standard
48.970-48.988 mm
  – the 1st reduced (0.25 mm)
.48.720-48.738 mm
  – the 2nd reduced (0.50 mm)
48.470-48.488 mm
Maximum ovality
0.04 mm
Maximum konusnost
N/A
Working gap of the radical bearing
0.015-0.040 mm
Working gap of the bearing of the bottom head of a rod
0.006-0.031 mm