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camshaft break in

  1. Camshaft Break In

    Vintage Mustang Forum
    Trying to do the cam break in on my rebuilt 289. It has a Edlebrock Performer Intake and a rebuilt 600 Holley carb and Pertronix Distributor otherwise stock. Cam/crank marks lined up with #1 up, Air mix is at 1 1/2 turns, total timing is at 34, intake re torqued after 10 minutes break in time...