# Liebherr D 934 L A6 Engine Overhaul

> Discover the comprehensive repair process of the Liebherr D 934 L A6 engine from a Liebherr A934C wheel excavator in our workshop. From replacement of main bearings, connecting rod bearings, and bushings to the regeneration of crankshaft, connecting rods, and cylinder heads. Learn about our thorough testing and preliminary run-in on the engine dynamometer.

**In our workshop, a repair of the Liebherr D 934 L A6 engine, coming from the Liebherr A934C wheel excavator, was carried out.**

The engine repair included, among others, replacement of main bearings, connecting rod bearings and bushings, as well as cylinder liners and pistons along with rings. In the fuel system, regenerated injectors and injection pumps were installed. The engine cooling system received a regenerated water pump, new thermostats. The worn oil pump was replaced with another, functional one. In the engine block, the camshaft bearings were replaced, and the camshaft itself was regenerated.

In addition, the following were regenerated: crankshaft, connecting rods, cylinder heads, turbocharger and starter.

Finally, the engine was assembled on a new set of seals, gaskets and filters.

After the repair, the engine was checked and preliminarily run-in on the engine dynamometer in our workshop.

Published: 2024-08-29

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Source: https://wibako.com/about-us/news/175-liebherr-d-934-l-a6-engine-overhaul
Contact: +48338704200, biuro@wibako.pl