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Old Mar 19, 2008 | 01:38 PM
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Default S. Plugs

No rants please, just want to know what plugs to get when I install my Kooks. my ls6 is basically stock.
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Old Mar 19, 2008 | 02:00 PM
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NGK TR55's unless you plan on nitrous the go with the TR6's. SPEED INC, which is a sponsor, is where I got mine.

Nice Caddy BTW. Lovin that hood.
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Old Mar 19, 2008 | 02:33 PM
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thanks
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Old Mar 19, 2008 | 05:49 PM
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what about those bosch +4 platinums?
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Old Mar 19, 2008 | 06:00 PM
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Originally Posted by 04ctsvfl
what about those bosch +4 platinums?
the only good things that bosch makes are injectors.
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Old Mar 19, 2008 | 10:17 PM
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the guy gave me spark plugs that say tr-5 on the box.......are these different from the tr-55???
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Old Mar 20, 2008 | 09:16 AM
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yea the length of the plug is diffrent the gap is .039 and you need .060 will they work yea do people use them yea lol
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Old Mar 20, 2008 | 10:37 AM
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I am trying something different in my 427. I am trying the new Autolite Xtreme Plugs. They have a cut back electrode that exposes more spark, designed kind of like the AC Rapid fire plugs.

http://www.autolite.com/products/xpXtreme.php

The part number I am using is: XP5245. So far so good. I only have 15 miles on the motor, so we will see!
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