3c33ddb1

3.5.2.2. Petrol DOHC engine of 1,6 l

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
135 mm
Valve saddle width:
  – inlet valve
1.0 – 1.4 mm
  – final valve
1.4 – 1.8 mm
Piston fingers
Diameter
18 mm
Length
55 mm
Gap of a piston finger in the piston
0.007 – 0.010 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
42.987 – 42.971 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
Block of cylinders
The most admissible neploskosnost
0.05 mm
Diameters of cylinders:
  – standard:
     • group of the sizes 5
78.945 – 78.955 mm
     • 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
     • group of the sizes 99
78.985 – 78.995 mm
     • group of the sizes 00
78.995 – 79.005 mm
     • group of the sizes 01
79.005 – 79.015 mm
     • group of the sizes 02
79.015 – 79.025 mm
     • group of the sizes 03
79.025 – 79.035 mm
     • group of the sizes 04
79.035 – 79.045 mm
     • group of the sizes 05
79.045 – 79.055 mm
     • group of the sizes 06
79.055 – 79.065 mm
     • group of the sizes 07
79.065 – 79.075 mm
     • group of the sizes 08
79.075 – 79.085 mm
     • group of the sizes 09
79.085 – 79.095 mm
     • group of the sizes 1
79.095 – 79.105 mm
  – the increased size (0.5 mm)
79.465 – 79.475 mm
Maximum ovality and conicity of diameter of the cylinder of the engine
0.013 mm
Pistons and rings
Diameter of the piston:
  – standard:
     • group of the sizes 5
78.915 – 78.955 mm
     • group of the sizes 6
78.925 – 78.935 mm
     • group of the sizes 7
78.935 – 78.945 mm
     • group of the sizes 8
78.945 – 78.955 mm
     • group of the sizes 99
78.955 – 78.965 mm
     • group of the sizes 00
78.965 – 78.075 mm
     • group of the sizes 01
78.075 – 78.085 mm
     • group of the sizes 02
78.085 – 78.095 mm
     • group of the sizes 03
78.095 – 79.005 mm
     • group of the sizes 04
79.005 – 79.015 mm
     • group of the sizes 05
79.015 – 79.025 mm
     • group of the sizes 06
79.025 – 79.035 mm
     • group of the sizes 07
79.035 – 79.045 mm
     • group of the sizes 08
79.045 – 79.055 mm
     • group of the sizes 09
79.055 – 79.065 mm
     • group of the sizes 1
79.065 – 79.075 mm
  – the increased size (0.5 mm) – group of the sizes 7 + 0.5
79.435 – 79.445 mm
Piston gap in the cylinder
0.02 – 0.04 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
2.5 mm
Rod
Side gap of the lower head of a rod
0.11 – 0.24 mm
Valves
Height of the directing valve plug in a cylinder head
10.70 – 11:00 mm
Diameter of a core of the valve:
  – inlet valve:
     • nominal (K)
5.995 to 5.970 mm
     • the 1st increased size (0.075 mm – K1)
6.030 to 6.045 mm
     • the 2nd increased size (0.150 mm – K2)
6.150 to 6.165 mm
  – final valve:
     • nominal (K)
5.935 to 5.950 mm
     • the 1st increased size (0.075 mm – K1)
6.010 to 6.025 mm
     • the 2nd increased size (0.150 mm – K2)
6.085 to 6.100 mm
Valve core exit
less than 0.03 mm
Diameter of an opening of the directing valve plug:
  – nominal (K)
from 6.000 to 6.012 mm
  – the 1st increased size (0.075 mm – K1)
6.075 to 6.090 mm
  – the 2nd increased size (0.150 mm – K2)
6.150 to 6.165 mm
Gap between a core and a guide of the valve
N/A
Valve length:
  – inlet valve
103.1 mm
  – final valve
102.2 mm
Diameter of a plate of the valve:
  – inlet valve
31.0 mm
  – final valve
27.5 mm