Wynns Cylinder Block Sealant 325ml
Wynn?s Cylinder Block Seal repairs cracks in cylinder block with ease and efficiency. This product can be used to seal small to large cracks. The application varies per type.
Repairs cracks in cylinder blocks in 30 min without dismantling.
Repairs cracks and leaks in head gaskets (metal only).
High Pressure and vibration resistant. Directions for use:
? Normal treatment
Replace old liquid by water. Add Wynn?s Cooling System Flush to the water. Let the
engine run for 15 min. Drain this mixture and rinse with water. Refill system with
water. Remove the upper radiator hose and the thermostat. Shake the bottle of
Wynn?s Cylinder Block Seal before use. In cold temperatures, warm the bottle. Pour
Wynn?s Cylinder Block Seal into the opening of the removed thermostat (325 ml treats
circuits up to 8 litres). Replace the dismantled parts to close cooling system again
(thermostat is NOT replaced). Top up liquid level with water. Warm up engine. After
warm-up let the engine run for at least 15 to 20 minutes. Check water temperature