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  1. 5.7 cam swap to 274

    Challenger Performance Mods - Engine - 5.7L HEMI
    I am currently in the process of installing a comp cams 274. I had the heads gasket matched have upgraded the valve springs swapped to non mds lifters added the phase limiter (think that’s what it’s called) and went with a billet timing assembly to rid myself of the pesky tensioner issues lower...