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  1. Edelbrock 1405 Vacuum Line Issues

    Engine
    Hello, I have a 66 impala with a 350/350 from a chevelle. I got a new edelbrock 1405 and was wondering if anyone knew the proper vacuum line set up. The carb sits on a holley intake. When I installed it, the brake booster vacuum line went directly into the intake through a port behind the...
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