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Old Oct 18, 2012 | 06:50 PM
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Default Spark Plug Question

What is the best spark plug for an N/A motor in an LS1 car?

Minor things done to car: air lid, headers, no tune yet.

thanks
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Old Oct 18, 2012 | 06:54 PM
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Many including myself run NGK TR-55's with good results.
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Old Oct 18, 2012 | 07:36 PM
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NGK TR-5 for me
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Old Oct 18, 2012 | 08:26 PM
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Originally Posted by CHADsterss
NGK TR-5 for me
Yup, same plug just different gap.
https://ls1tech.com/forums/16051039-post12.html
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Old Oct 18, 2012 | 09:41 PM
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TR6 is what i have always used
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Old Oct 18, 2012 | 10:23 PM
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NGK TR55 hands down WS6Store has them with MSD wires for like $75, an extremely good deal on some great plugs if you ask me.
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Old Oct 19, 2012 | 08:08 PM
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Originally Posted by TransAmWS.6
NGK TR55 hands down WS6Store has them with MSD wires for like $75, an extremely good deal on some great plugs if you ask me.
^^^I went with this set up and so far I'm satisfied and it was a great price.
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Old Oct 20, 2012 | 07:30 AM
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TR5s with MSD wires also...... Great results
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Old Oct 21, 2012 | 11:45 AM
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Same here
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Old Oct 22, 2012 | 02:51 PM
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thanks everyone! put the TR-55's in and it runs great.
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