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  1. 1964-1974 Tempest/LeMans/GTO Engine Tuning
    Let's see /hear what everyone is running between those heads. I opted for a Comp Cams XE274H. Engine stats: 67 WT 406 Port and polished Holley 850 Edelbrock Performer Rpm Butler CC XE274 hyd flat tap Dougs Headers All work performed by a phenomenal builder in VA.
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