Bar Leaks Radiator Stop Leaks 325ml Hector Core Freeze Concentrate Made in USA versatile to be worn with

versatile to be worn with glasses

Note: MAY NOT suitable for use on engines with deep seated valves

Before testing

Duty cycle 20% - 10 minutes

Item Number  MFL10

Bar Leaks Radiator Stop Leaks 325ml Hector Core Freeze Concentrate Made in USA versatile to be worn withFrequently Asked Questions Will Bars Leaks plug my heater core? No, Bars Leaks Radiator Stop Leak will not clog a clean heater core. Note: If using Bars Leaks to stop heater core leaks, make sure you turn your heater control to HOT. Some vehicles have a valve that controls coolant flow through the core and is only opened in the HOT position. What are the dosage recommendations? Use one bottle for regular size cooling systems; this covers most 6, 8 and