Do they make a colder plug than autolite 103's?

OrangeMustangGt

Founding Member

Mar 7, 2002

1,976

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36

Cape Cod, MA

Jun 24, 2006

#1

• Jun 24, 2006

• #1

Im looking to turn up my boost, and if possible would like a colder plug. Stock gt40p heads take autolite 104's. I have been running 103's, and i know they dont make a colder plug. Is there any other brands that will work, and be colder? anyone know of a cross-reference?

 

BlackVert

15 Year Member

Oct 3, 2003

5,589

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98

Bethesda, MD

Jun 24, 2006

#2

• Jun 24, 2006

• #2

not sure if this helps or not, but i know that autolike 23s are 2 ranges colder than stock

*edit* but i have e7 heads, not gt40ps

 

SVT3183

Member

Mar 30, 2005

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S Jersey

Jun 25, 2006

#3

• Jun 25, 2006

• #3

check this thread at corral: http://www.corral.net/forums/showthread.php?t=436174