- Permanently fixes radiators, head gaskets, engine blocks, heater cores, water pump housing, and freeze plugs.
- Using nanotechnology, this product fills in cracks & crevices other products can’t, making a stronger, more solid bond than competitors’ products.
- Won’t clog cooling systems. Compatible with all types of antifreeze and coolant.
Read entire label before using product. For cooling systems up to 20 quarts capacity (cars, passenger trucks, vans).
- With engine off and cooled, remove radiator cap.
- Shake bottle vigorously for 30 seconds.
- Very slowly pour the correct amount into car or light truck radiator. DO NOT pour directly onto radiator core/fins.
- Replace radiator cap and run engine up to operating temperature until leak stops.