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Overheated coil, misfire rear cylinder - help!

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Old Jun 3, 2009 | 02:30 AM
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13choppers
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Default Overheated coil, misfire rear cylinder - help!

PROBLEM: OVERHEATED COIL, MISFIRE REAR CYLINDER
ENGINE:2007 long block ULTIMA 100ci
SINGLE FIRE COIL, 2.4ohm, 45000volt
IGNITION MODULE - COMPU-FIRE #21835

coil get overheated very quick after short trip.
this is my own build, i started ride my chopper maybe one month ago, last time i get back to my workshop on front cylinder only ;(
is this because i didn't change the advance curve from the initial one (A.C. position 8, RPM position 1 in 50%) and ride bit to hard on the motorway?
please help...

thanks in advance
 
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