Opel Vectra B

since 1995 release

Repair and operation of the car


Vektr's Opel of B
+ 1.1. Governing bodies and control devices
+ 2. Maintenance
- 3. Engines
   + 3.1. Repair of the SOCH engine installed in the car
   + 3.2. Repair of the DOCH engine installed in the car
   + 3.3. Repair of the diesel engine of 1,7 l installed in the car
   + 3.4. Repair of the diesel engine of 2,0 l installed in the car
   - 3.5. Capital repairs 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 the transmission
      3.5.4. Removal and installation of the diesel engine together with the transmission
      3.5.5. Repair of the engine
      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 bent shaft
      3.5.11. Block of cylinders of the engine
      3.5.12. Pistons and rods
      3.5.13. Bent shaft
      3.5.14. Survey of radical and conrod bearings
      3.5.15. Engine balance of assembly at capital repairs
      3.5.16. Installation of piston rings
      3.5.17. Choice of bearings
      3.5.18. Installation of a bent shaft
      3.5.19. Pistons and rods, check of working gaps of conrod bearings
      3.5.20. Check of a working gap of the bearing of the lower head of a rod
      3.5.21. Installation of pistons with rods
      3.5.22. Start of the engine after capital repairs
+ 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


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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 lower 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
Valve saddle width:
  – inlet valve
1.3 – 1.5 mm
  – final valve
1.6 – 1.8 mm
Valves
Height of the directing valve plug in a cylinder head
80.85 – 81.25 mm
Diameter of a core of the valve:
  – inlet valve:
     • 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:
     • 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
Valve core exit
less than 0.03 mm
Diameter of an opening of the directing valve plug:
  – 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 a guide of the valve:
  – inlet valve
0.018 – 0.052 mm
  – final valve
0.038 – 0.072 mm
Valve length:
  – new
101.5 mm
  – minimum
101.1 mm
Height of raising of a rod of the valve
13.75 – 14:35 mm
Diameter of a plate of the valve:
  – inlet valve
38 mm
  – final valve
31 mm
Block of cylinders

The most admissible neploskosnost

0.05 mm
Diameters of cylinders:
  – 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 conicity of the cylinder
0.013 mm
Pistons and rings
Diameter of the piston:
  – 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 the piston ring (established in an opening):
  – top and lower sealing rings
0.3 – 0.5 mm
  – oil scraper ring
0.4 – 1.4 mm
Thickness of a piston ring:
  – top sealing ring
1.2 mm
  – lower sealing ring
1.5 mm
  – oil scraper 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
Side gap of the lower head of a rod
0.07 – 0.24 mm
Bent shaft
Axial side play
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 conrod 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 conicity
N/A
Working gap of the radical bearing
0.017 – 0.047 mm
Working gap of the bearing of the lower head of a rod
0.019 – 0.071 mm