Toyota 4 Runner/Hilux/Surf

1987-1998 of release

Repair and car operation

Toyota 4Раннер
+ 1. Maintenance instruction
+ 2. Maintenance
- 3. Engines
   + 3.1. 4-cylinder engines
   + 3.2. Engines of V6 3,0 l (1993-1994) and 3,4 l (since 1995)
   - 3.3. Dismantle and major maintenance of the engine
      3.3.1. Specifications
      + 3.3.2. Major maintenance
      3.3.3. Engine diagnostics by means of the vacuum gage
      3.3.4. Compression check in engine cylinders
      + 3.3.5. Dismantle of the power unit
      - 3.3.6. Head of cylinders Dismantling of a head of cylinders Cleaning and check of a head of cylinders Assembly
      3.3.7. Valves
      3.3.8. Shatunno-porshnevaya group
      + 3.3.9. Crankshaft
      3.3.10. Block of cylinders
      3.3.11. Honningovaniye of cylinders
      + 3.3.12. Rods and pistons
      3.3.13. Radical and shatunny bearings
      3.3.14. Balansirnye shaft
      3.3.15. Assembly order
      3.3.16. Piston rings
      3.3.17. Engine start-up after repair and a running in
+ 4. Systems of heating, ventilation
+ 5. Fuel and exhaust systems
+ 6. Transmissions
+ 7. Transmission elements
+ 8. Brake system
+ 9. Suspension bracket and steering
+ 10. Body
+ 11. Electric equipment
+ 12. Electroschemes

3.3.6. Head of cylinders Dismantling of a head of cylinders



Acquisition of a new head of the block, than dismantling, check and repair of the head which were in operation is represented to more expedient.

Sorting out of details of the klapanny mechanism

The removed details should be stored in an order of their installation.

For dismantling of a head of the block of cylinders it is necessary to remove valves and accompanying details. At the description it is supposed that cam-shafts and pushers are already removed (see subsection 3.1.7 or subsection 3.2.10).

1. Compress a spring of the first valve by means of the suitable adaptation (a photo at the left) and take crackers (a photo on the right). Carefully release a valve spring, remove a plate of a spring, a spring and a basic washer (if is available).


At compression of springs do not scratch or do not damage internal openings under pushers.

2. Get the valve and remove a maslosjemny cap.
3. Repeat the same actions for other valves.