Multiple sparkplug spark when key is turned to on position, 1973 Merc 1500 Thunderbol

Clarky_kris

Cadet
Joined
May 30, 2010
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17
Re: Multiple sparkplug spark when key is turned to on position, 1973 Merc 1500 Thunde

I am getting multiple spark firings again.. I disconected hight voltage wire from distrubeter comming straight from the coil to ground. Turn key on and she sparks like crazy!! Without even cranking.. My engine bearly runs and sputters n even starts running backwards... If I unhook black distrubuter wire from switchbox it stops.. Can someone pls help
 
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