TP-3900 fluorescent dye quickly finds leaks in radiators, hoses, water pumps and fittings. Just add 1 ounce (30 ml) of the dye to a cooling system and allow it to circulate. Wherever the coolant leaks ...

Tracer Products says its TP-3940 Dye-Lite Rite-Blend blended fluorescent leak detection dye can be used for both extended-life and conventional coolants. According to the company, the specially ...

There are few automotive gremlins as pervasive as a leaky radiator. Nearly everyone and their mothers have stories about waking up one fine autumn morning, going out to the car, and finding a massive ...