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45 degree odd fire harley ignition trigger setup


motionper
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i understand the firing order to be 315-405 but no matter what i do the front cylinder is 45 degrees off-I am calling the rear cylinder #1 and have ignition one to that coil-i have tried reversing the triggers and the same result-i can time cylinder one no problem any ideas??? i have tried #1 at 0 and # 2 at 405-315-675 all to no avail

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Hi Bob

#1 should be 0

and #2 at the number of degrees later that the second cylinder fires.

Looking at the figures you have this will be 90

 

Sync mode will depend on what you have on the cam shaft. If its a single tooth that is a short pulse then it will need to be set as Cam x1

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