Block Seal Head Gasket Fix, 24 Oz., Bars Leaks, Mfr#: 1111

Block Seal Head Gasket Fix, Brown, Bottle, 10 to 11 pH, Boiling Point (F) 219 Degrees F (104 Degrees C), Flash Point (F) None (TaG closed cup/aSTM D-56), 1.14 Specific Gravity, Less Than 1 Percent Viscosity (SUS @ 100 F), For Use With Automotive, One (24 Oz) Bottle Treats Cooling Systems from 6 Quarts (1.5 Gallons) to 16 Quarts (4.0 Gallons). Use 1/2 Bottle for Smaller Cooling Systems From 4 Quarts (1.0 Gallons) to 5.5 Quarts (1.4 Gallons). For Larger Systems Use 1 Bottle for Every 4 Gallons.