LT1-LT4 Modifications 1993-97 Gen II Small Block V8

What spark plug to use??????

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Old Dec 26, 2007 | 11:58 AM
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Default What spark plug to use??????

What is the best spark plugs to use with pacesetter lt's I currently have NGK TR55's but I'm having a problem with the tips loosening up, any other suggestions appreciated. Or what are ya'll using????
thanks,1sicss
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Old Dec 26, 2007 | 12:06 PM
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I use NGK'S iridium. I have PS and full exhaust. they work great, I also am using MSD 8.5 super conductor wires.
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Old Dec 26, 2007 | 01:03 PM
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Just put a small dab of locktight on the tip. I had that problem a few years ago with a set, but the ones I have bought lately look to be redesigned and don't loosen up.
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Old Dec 26, 2007 | 01:20 PM
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I just got ngk tr55's. I'd probably go out on a limb to say 50% of people run ngk tr55 or tr6 for nitrous/boost
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Old Dec 26, 2007 | 01:34 PM
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i used ngk tr55 with pacesetter lts on also and the plugs got loose but i retighten twice afterwards and never had a problem again
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