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Old Apr 22, 2010 | 08:17 PM
  #1  
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Mavs36
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From: ca
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got my spark plugs done but don't think they gaped them right
anyone know the gap for a 93 sc400
it would really help its running like crap right now
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Old Apr 22, 2010 | 08:36 PM
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BostonSC4
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Are you sure the ignition wires aren't going to the wrong plug? It could be firing the wrong cylinder out of time. Or a plug may not be all the way in, or down, or not connected to the wire we well enough.
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Old Apr 22, 2010 | 09:32 PM
  #3  
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Mavs36
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yeah i was thinking that to the wires are old just didnt have the problem befor so was thinking and but i know they didnt gap the plugs so do i need to or what
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