![](https://engineservice.ee/wp-content/uploads/2023/11/large-cylinder-head_full.jpeg)
Aluminium alloys / cast iron
- Chemical jet pressure washing
- Cooling system pressure testing (pressure 6 bar, medium temperature 70 °C)
- Replacing valve seats, valve guides, fuel oil injector bushes
- Replacing cooling system plugs
- Sandblasting
- Valve and valve seat grinding
- Valve tightness vacuum testing
- Cylinder block and cylinder head grinding