Spark Plugs

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04-08-2007, 01:59 PM

#11

97targa

5th Gear Member

Join Date: Apr 2006

Posts: 3,625

RE: Spark Plugs

Quote:

ORIGINAL: 97Cobra_kid

http://www.ngksparkplugs.com/part_fi...uv/results.asp
which ones the Tr55's or Tr55Gp's

I believe the GP's have the V-groove in them which is better for spark and combustion. The TR55's are a stock range heat plug and stock gap is .052"

04-08-2007, 03:12 PM

#12

DTK

3rd Gear Member

Join Date: Aug 2006

Location:

Posts: 809

RE: Spark Plugs

Here is a sp listing for the 4.6

http://forums.modulardepot.com/4-6l-...plug-list.html

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