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1968 GT/CS & HCS
2007+ GT/CS
1966-1967 HCS

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  1. C

    Cobra Hi-Rise intake manifold

    :PHey everyone! I have a Cobra Hi-Rise intake manifold on my GT/CS. It is a four holer plenum type. My question is, drumroll please..............I have noticed the split plenum design on another Cobra Hi-Rise. I have been told that the four holer was designed for low to mid range rpm's and the...
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