Ford Mustang Forum banner

coolant filter buildup

  1. Buildup in water ports, use a coolant filter?

    Classic Tech
    I'm wondering if anybody has used a coolant filter? They are about $50, but maybe I need it after finding buildup in my engine. I was upgrading the intake manifold and carb. When I pulled it off I found a decent amount of building in the water ports, and also evidence somebody put a leak-stop...