Metal stop-leak

Description:

This Highly effective product, instantaneously stops all water leaks from the cooling system: radiator, cylinder head gaskets, engine block.
It does not attack tubes, gaskets or metal parts. Compatible with radiator liquids.
Instructions for use: 1. Pour the product into the radiator and let engine run for 10 minutes. 2. Use the stop-leak as a preventive tratment at every change of radiator liquid. 3. A 25 g dose is sufficient for a 15-litre radiator.