Quote:
Originally Posted by biopete
I got a new radiator for my wagon and i want to flush motor befor putting on can i put a hose in the uppe radiator hose and flush it? Or what is the best way to flush it without a radiator? My old one is toast. The plastic deteriorated after a citric acid flush.
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what concentration of citric acid did you use? I got real good results with about 5% conc and 20 minutes running my OM606.910 engine with the thermostat bypass blocked with a rubber cork. This setup forces all coolant through the engine and radiator and not short circuit in the block.