Some alloy cylinder heads are affected by excessive corrosion. This problem can result in coolant loss, possible gasket failure and poor engine performance. A remedy to this problem is specialist welding, involving correct pre-heating and post cooling of the welded component.

This picture shows excessive corrosion of the water passage in a Jag cylinder head

The cylinder head is welded and machined ready for final assembly

The damage to the combustion chambers on this Holden Astra cylinder head is caused by detonation The same Astra cylinder head is welded and machined, ready for assembly

 

This Suzuki Marine cylinder block developed a crack behind the cylinder liner. The repair involved removing the liner, welding the crack and refitting the liner

 

General Price Guide*

Welding starts at $30.00*, however prices vary significantly. 

All welding is quoted on inspection.