Ford Sierra

1982-1993 of release

Repair and car operation



Ford Siyerra
+ 1.2. Car identification
+ 2. Maintenance
- 3. General data
   - 3.1. Cars with petrol engines
      3.1.1. Masses and transfer numbers
      3.1.2. Operational liquids
      - 3.1.3. Changes in a car design from 1984 to 1986.
         3.1.3.1. Engine
         3.1.3.2. Head of the block of cylinders
         3.1.3.3. Block of cylinders of the engine
         3.1.3.4. Krivoshipno-shatunny mechanism
         3.1.3.5. Cranked shaft
         3.1.3.6. Gazoraspredeleniye system
         3.1.3.7. Engine mount
         3.1.3.8. Cooling system
         + 3.1.3.9. Carburetor
         3.1.3.10. System of injection of fuel
         3.1.3.11. Ignition system
         3.1.3.12. Coupling
         3.1.3.13. Mechanical four-speed transmission
         3.1.3.14. Mechanical five-speed transmission
         + 3.1.3.15. Automatic transmission of Ford A 4 LD
         3.1.3.16. Power shaft and back bridge
         3.1.3.17. Steering system with the hydraulic booster
         3.1.3.18. Forward suspension bracket
         3.1.3.19. Back suspension bracket
         3.1.3.20. Brake system
         + 3.1.3.21. Electric equipment
         3.1.3.22. General data
      + 3.1.4. Changes in a car design from 1987 to 1989.
      + 3.1.5. Changes in a car design with 1990 till February, 1993.
   + 3.2. Cars with diesel engines
+ 4. Engines
+ 5. Coupling
+ 6. Transmissions
+ 7. Driveshaft and back bridge
+ 8. Steering
+ 9. Suspension brackets
+ 10. Brake system
+ 11. Body
+ 12. Electric equipment





3.1.3.4. Krivoshipno-shatunny mechanism

GENERAL INFORMATION

PISTONS

Diameters of pistons (mm)

Engine
1,6 dm3 of LSD
1,8 dm3 of REB
Nominal standard diameters:
  – group 1
81,265-81,275
86,145-86,155
  – group 2
81,275-81,285
86,155-86,165
  – group 3
81,285-81,295
86,165-86,175
  – group 4
81,295-81,305
86,165-86,175
Repair diameters:
  – the standard
81,290-81,315
86,170-86,195
  – repair 0,5
81,790-81,815
86,670-86,695
  – repair 1,0
82,290-82,315
87,170-87,195
Gap of new pistons in cylinders
0,015-0,500

PISTON FINGERS

Piston fingers of engines 1,6 of dm3 of LSD and 1,8 dm3 of REB are identical to fingers of engines 1, 6 of dm3 of the LCT and LCS type.