Engine Cooling System Iron Cleaner
- Use only when specified. Refer to the applicable Workshop Manual or Technical Service Bulletin for application, usage, and other important information
- Unless specified otherwise, do not use this product to flush cooling systems where the cylinder block is aluminum. Use Motorcraft® Premium Cooling System Flush, VC-1
- Contains cleaners that effectively remove rust and polymers that disperse sludges
- Is non-aggressive to both ferrous and non-ferrous metals, including mild steel, copper, aluminum, cast iron, brass, bronze, and stainless steels
- Provides a passive iron surface after cleaning to avoid flash rusting
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