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radiator leak

  1. Leaky Radiator - Sealant use yes or no?

    Vintage Mustang Forum
    1966 GT - 289 radiator has begun leaking. I'm always resistant to using sealant for things like this because I don't have confidence in their safety and how they may affect the engine. Heck, in the past with another car, I actually used the old trick of pouring black pepper in the radiator to...
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