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Crane Ignition HI6 Retard Adjustment Info?

Posted: Sun Nov 18, 2018 8:25 am
by Pxr5
I have a HI6 ignition box, Ill be using it with a MAP and want it to retard the timing, Crane sell a plug in trim pot for this, but its big money to get one sent to me here in the UK.
It's just a common adjustable trimpot, does any one know the valve of this ? thanks