Recent content by hardaground

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    How hot do intake manifolds get ?

    Maybe it's too late but I primed my newly blasted intake manifold with primer rated at 170 degree max. Does anyone know how hot these straight 8 intakes get ? It's a stock 263 engine. I recall regular enamel paint is good for about 300 degrees. That's what I was going to use as a top coat. I...
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    Can Resister plugs be used ?

    My first post here. I acquired a '51 Buick Super, 263 cu in, all stock and original last November. I'm wondering if I can substitute the existing factory recommended AC46 plugs with AC 46R spark plugs without causing issues with the coil or condenser, etc ? My AC46 plugs look a little tired so...