Re: voltage across battery when charging ?
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Originally Posted by Mustang_289
Plot thickens,,,
Currently we've got a Powermaster 1-wire alt on the car, not sure how these alts turn on.
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They are self "excited" which means the field windings are not energized until rpms are at about 2500 rpms.
Start the engine and rev it to at least 2500 rpms and then take your readings.
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'82 GT 351W (.060)Comp Cams 274* Extreme Energy cam, ported & polished heads w/ 1.94/1.60 valves 10.3:1 flat top pistons,stealth intake, Mallory dizzy,Holley 750dp carb, BBK shorties,Flowmaster exhaust,C-4 with 3700 stall converter, B&M pro shifter,8.8 rear, 4:10's, subframes, electric fan, powermaster alternator, 4 core radiator.
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