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  1. #1
    Join Date
    Feb 2008

    Default The MerCruiser operation maint

    The MerCruiser operation maintenance and warranty manual states that timing at idle is not adjustable. How do you set the timing on a 350 mag mie after the distributer has been removed the engine spun then replaced back?

  2. #2
    Join Date
    Sep 2008
    Maryland - USA

    Default "Distributor goes in just like

    "Distributor goes in just like the old ones.

    the adjustment procedure varies by distributor/ECU combinations. Basically, there is a jumper wire to enables a fixed timing mode. Once entered, the spec ignition advance is dialed and & the distributor locked down. Jumper removed and ECU controls timing from then on."

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