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Old Jan 29, 2006 | 11:07 PM
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Question Spark plug question

I need to replace my spark plugs, can anyone tell me which ones to get. My car is stock but plan to install them when i do a LT install.
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Old Jan 29, 2006 | 11:14 PM
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NGK TR55's.
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Old Jan 29, 2006 | 11:14 PM
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if you stay N/A go NGK TR55.

if you plan on spraying go NGK TR6
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Old Jan 29, 2006 | 11:35 PM
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Another vote for the tr55's ... i've run Bosch Plat +4's, and the NGK's > the +4's.
They have a much crisper startup, and also much better throttle response.
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Old Jan 30, 2006 | 05:36 AM
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NGK Tr55's and TR-5 at .045
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Old Jan 30, 2006 | 05:38 AM
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Originally Posted by 2000BLKSupersport
I need to replace my spark plugs, can anyone tell me which ones to get. My car is stock but plan to install them when i do a LT install.
Another vote for TR55s. Gapped around .055".
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Old Jan 30, 2006 | 05:02 PM
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And yet another vote for NGK TR55's..N/A.
TR6 if using Nitrous.
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Old Jan 30, 2006 | 05:06 PM
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NGK TR55's
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Old Jan 30, 2006 | 05:16 PM
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has anyone recommended NGKs TR55s?
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Old Jan 31, 2006 | 04:11 AM
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AC Delco iridium
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Old Jan 31, 2006 | 09:12 AM
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Originally Posted by ULTIMATEORANGESS
has anyone recommended NGKs TR55s?
smart ***
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Old Jan 31, 2006 | 09:25 AM
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Originally Posted by orangeapeel
NGK Tr55's and TR-5 at .045
That gap is too tight for a stock engine. It would work great for a large head/cam engine like yours though.
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Old Jan 31, 2006 | 10:06 AM
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We just ran the ROLEX 24 hr with BOSCH +4's for a total of testing and race miles of 2700 miles. The plugs looked perfect afterwords. We also used our TPIS wires. The car is a Corvette running under the Banner Eng. sponsorship.
We have in the last two years won back to back championships in both the ASA series and the SCCA T-2 class with +4's. I have tested every plug on the market several different times and the +4's always make more power.
Myron Cottell,pres
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