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pulley or advice

  1. andy_cyp

    Bigger Pulley/advice

    Some of you may know that i'm in the process of giving the beast a stage 1 upgrade, ive been told that the new BIGGER supercharger pulley will singnificatly increase hp by 40/45bhp at the wheels and that the pulley is 7in in diameter as opposed to 5.96in stock. I had an ecu upgrade last week and...
    • andy_cyp
    • Thread
    • bigger pulley or advice
    • Replies: 10
    • Forum: Engine
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