KHIA headerKnow-How in Action


Belzona® Restores Performance To Diesel Powered Generator



General Industry (GIND)



Engines and Casings (ENC)


Customer Location:

Utility in West Texas U.S.A.


Application Date:

December 1999


Application Situation:

Diesel engine used to run generator.



Pitting and corrosion on water jacket side of engine block. This made it impossible for O-ring fits to seal cooling water, allowing water to leak from under heads and into piston sleeves.



Belzona® 1391



Cast Iron


Application Method:

Application was carried out out in accordance with a modified version of Belzona Know-How System Leaflet ENC-6.


Belzona Facts:

After application was completed, surface was sanded and filed using in-house mechanics at a cost of $5,000 (material and labor). This was much more cost effective than $45,000 for welding and machining the engine block.


Photographs Description

  1. Close-up of 1941 diesel powered generator
  2. Broad view of 1941 generator
  3. Surface preparation of water ports
  4. Application of Belzona®1391 to the top of the engine block
Case study pic one


 Case study pic two


 Case study pic three


 Case study pic four


For more information about Belzona visit: