Subaru Legacy

since 1990-1998 release

Repair and operation of the car



Subaru Legacy
+ 1.1. Identification numbers
+ 2. Maintenance
- 3. Engines
   3.1. Technical characteristics
   3.2. Operations on repair of the engine installed in the car
   3.3. Top dead point of the first cylinder
   3.4. Cover of a head of the block of cylinders
   3.5. Inlet collector
   + 3.6. Gear belt and pulleys
   3.7. Replacement of a forward sealing ring of a bent shaft
   3.8. Replacement of sealing rings of camshafts
   3.9. Camshafts and pushers
   3.10. Heads of the block of cylinders
   3.11. Oil pallet
   3.12. Oil pump
   3.13. Drive flywheel / plate
   3.14. Replacement of a back sealing ring of a bent shaft
   3.15. Suspension bracket of the power unit
   + 3.16. Capital repairs of the engine
+ 4. Heating, ventilation
+ 5. Fuel system
+ 6. Exhaust system
+ 7. Systems of start, ignition
+ 8. Transmissions
+ 9. Coupling, shaft
+ 10. Brake system
+ 11. Suspension bracket
+ 12. Steering
+ 13. Body
+ 14. Electric equipment


2d841be8


3. Engines

3.1. Technical characteristics

GENERAL INFORMATION

Operating procedure of cylinders
1–3–2–4
Not planeness of the lower surface of a head of the block of cylinders
0,05 mm
Camshaft
Engine of 1,8 l
Height of cams:
  – inlet
39,751 – 39,850 mm
  – final
39,751 – 39,850 mm
 Diameter of necks:
  – the first
47,962 – 47,981 mm
  – the second
48,463 – 48,481 mm
  – the third
47,978 – 47,981 mm
  – the fourth
3738,964 – 38,979 mm
Gap in bearings
0,020 – 0,053 mm
Axial side play
0,030 – 0,259 mm
Engine of 2,2 l
Height of cams:
  – 1990-1991.
32,390 – 32,489 mm
  – 1992-1994:
     • engines without turbocharger
32,364 – 32,463 mm
     • engines with a turbocharger
32,285 – 32,385 mm
  – 1995-1996:
     • inlet
31,993 – 32,092 mm
     • final
32,623 – 32,722 mm
  – since 1997:
     • inlet
32,342 – 32,344 mm
     • final
31,963 – 32,064 mm
Maximum permissible wear
0,15 mm
Diameter of necks:
  – back
31,395 – 31,950 mm
  – average
37,434 – 37,449 mm
  – lobby
37,934 – 37,950 mm
Diameter of an opening for a neck:
  – back
32,004 – 32,024 mm
  – average
37,505 – 37,525 mm
  – lobby
38,006 – 38,023 mm
Gap in bearings:
  – standard
0,055 – 0,088 mm
  – maximum permissible
0,099 mm
Axial side play
0,030 – 0,259 mm
Engine of 2,5 l
Height of cams:
  – 1996:
     • inlet
41,678 – 41,780 mm
     • final
41,981 – 42,080 mm
  – since 1997:
     • inlet
42,199 – 42,301 mm
     • final:
         • forward
42,499 – 42,600 mm
         • back
41,399 – 41,501 mm
Diameter of a neck:
  – back
31,945 – 31,963 mm
  – average
27945 – 27,962 mm
  – lobby
27945 – 27,962 mm
Diameter of an opening for a neck:
  – back
31,998 – 32,016 mm
  – average
28,000 – 28,018 mm
  – lobby
28,000 – 28,018 mm
Gap in bearings:
  – standard
0,038 – 0,071 mm
  – maximum permissible
0,099 mm
Axial side play
0,040 – 0,078 mm
Valve pushers (engine of 2,5 l)
Outer diameter
32,959 – 32,974 mm
Diameter of the channel of the cylinder of a pusher
32,994 – 33,014 mm
Pusher side play:
  – standard
0,017 – 0,055 mm
  – maximum permissible
0,099 mm
Oil pump
Gap between an external and internal rotor:
  – nominal
0,040 – 0,139 mm
  – maximum permissible
0,180 mm
Gap between an external rotor and the case:
  – nominal
0,099 – 0,175 mm
  – maximum permissible
0,200 mm
Axial side play of a rotor:
  – nominal
0,020 – 0,0,071 mm
  – maximum permissible
0,120 mm

Tightening moments

Clamp / cover of a sealing ring of the camshaft (engine of 2,2 l):
  – engines without turbocharger
13,5 – 14,0 Nanometers
  – engines with a turbocharger
8,0 – 9,5 Nanometers
Bolt of fastening of a pulley of the camshaft:
  – engine of 1,8 l
10 – 12 Nanometers
  – engine of 2,2 l
63 – 73 Nanometers
  – engine of 2,2 l
75 – 83 Nanometers
Bolt of fastening of a pulley of a bent shaft:
  – engine of 2,2 l
95 – 108 Nanometers
  – engine of 2,2 l
122 – 136 Nanometers
Bolts of fastening of a head of the block of cylinders of the engine of 1,8 l:
  – stage 1
29 Nanometer
  – stage 2
59 Nanometer
  – stage 3
64 Nanometer
Bolts of fastening of a head of the block of cylinders:
  – stage 1
30 Nanometer
  – stage 2
70 Nanometer
  – stage 3
to unscrew all bolts on 180 °
  – stage 4
in addition to unscrew all bolts on 180 °
  – stage 5 (only bolts 1 and 2):
     • engines without turbocharger
35 Nanometer
     • engines with a turbocharger
37 Nanometer
  – stage 6 (only bolts 3, 4, 5 and 6):
     • engines without turbocharger
15 Nanometer
     • engines with a turbocharger
19 Nanometer
  – stage 7
to tighten all bolts on 90 °
  – stage 8
to tighten all bolts on 90 °
Bolts of fastening of a case of coupling to the engine
35 – 40 Nanometers
Bolts of fastening of a flywheel / plate of the drive
70 – 75 Nanometers
Lobby exhaust to the engine
25 – 30 Nanometers
Inlet collector
19 – 21,6 Nanometers
Oil pallet
4,0 – 5,4 Nanometers
Oil pressure sensor
19 – 25 Nanometers
Oil pump
5,5 – 6,7 Nanometers
Mesh filter of an oil receiver
8,1 – 9,5 Nanometers
Bolts of fastening of assembly of yokes (2,2 l)
10,8 – 12 Nanometers
Casing of a gear belt
4,0 – 5,4 Nanometers
Asterisk of an intermediate pulley of a gear belt
35 – 44 Nanometers
Bolts of the mechanism of a tension of a gear belt:
  – models till 1997.
23 – 27 Nanometers
  – models since 1998.
35 – 40 Nanometers
Cover of a head of the block of cylinders
4,0 – 5,4 Nanometers