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pulley paxton

  1. are my pullies in my s-trim stock

    5.0L Tech
    got my s-trim today! and damn if im measuring it right it looks like alot of boost my crank pulley is 7 inches and all 1 piece, and blower pulley is 2.75 thats measuring from the diameter of the entire pulley not just the ribs how much boost is a 7 inch crank and a 2.75 blower pulley with a...