Classic Mustangs (Tech) Technical discussions about the Mustangs of yester-year.

SPARK PLUGS...

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Old Oct 11, 2006 | 01:28 AM
  #1  
ADRIAN1's Avatar
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Default SPARK PLUGS...

what spark plugs are best form my '65 289?...
Old Oct 11, 2006 | 01:29 AM
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Default RE: SPARK PLUGS...

BF 42
http://www.whitebuckpublishing.com/treasure/bf42.htm
Old Oct 11, 2006 | 01:53 AM
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Default RE: SPARK PLUGS...

Autolite 45's. Be sure to gap em before installing them.
Old Oct 11, 2006 | 02:48 AM
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Default RE: SPARK PLUGS...

If you want a little hotter spark, then the 45's are the ticket, but 42's are the originals.
Old Oct 11, 2006 | 03:08 AM
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Default RE: SPARK PLUGS...

well, the reason i ask is because im going to install my new MSD billet dizzy. so whats best for that??..
Old Oct 11, 2006 | 03:19 AM
  #6  
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Default RE: SPARK PLUGS...

The same B-42's, but you can gap them beyond factory specs to maybe 0.045.
Old Oct 11, 2006 | 03:27 AM
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Default RE: SPARK PLUGS...

i run mine at .055 with no prob with a 6al and a ds2 dizzy and some borg warner wires
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