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Gapped my NGK TR55's to .045" Is this gonna be a problem?

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Old 01-28-2007, 09:04 PM
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Default Gapped my NGK TR55's to .045" Is this gonna be a problem?

Mods:

-Stock LS2 heads(un milled)
-232/234 .595 .598 112 Cam
-Full bolt ons




Is a .045" gapped TR55 gonna be a problem??


I am not spraying any nitrous at all.


Thanks Guys!

Travis
Old 01-29-2007, 10:49 AM
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I did the same...the stock TR55 gap of .055" was too much gap (the plud didnt look good to me when I pulled em)

I am also gapped at .045"

I say with your mods your right on....run the car, then pull one on each side and inspect...you want that metal tip to be blackish, not whitish and the porcelin below it to be a brownish black....also, smell the plug, if it smells like a heap of gasoline you may be running a bit rich...

Erik
Old 01-29-2007, 11:10 AM
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good info man!

when i pulled the last plugs prior to installing the new ones one on each side was white headed and the rest were black.
Old 01-29-2007, 11:35 AM
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just run em and see what happens...I believe we will be right on...now if I was going to spray id go with a TR6, a colder plug...but with head and cam i think .045 is good on a TR55




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