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  1. 429 Big block specs

    Cougar Community Discussion
    I found a 1971 Thunderbird with a 4 barrel 429 in it, I'm thinking of going to snatch it out the junkyard tomorrow, but I'm having a hard time pinning down if its worthy of my time. I think its a Thunderjet not a Cobra Jet or Super Cobra Jet, but I'm wondering what the specs are. I found it...