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3.25 pulley l67

  1. Am I running too small of a pulley?

    Got a 04 Monte(L67), CAI, Programmer, and a recently installed 3.25 pulley (got it for $10 on ebay so couldn't pass it up). After I installed the pulley and changed the supercharger oil started to read up on the forums. People always talk about how much knock these pulleys have. The only problem...