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GUNK SOLDER SEAL WATER PUMP LUBRICANT AND RADIATOR ANTI-RUST
- Stops cooling system rust, scale, and corrosion in all types of water-cooled engines.
- Protective film prevents new rust forming.
- Neutralizes acids and protects against foaming.
- Contains water pump and thermostat lubricant.
- Safe on all metals and cooling system hoses.
- Mixes with all standard and extended life coolants.