I use NGK plugs and they run great for me. I have made many, many passes on a set and no problems. I run a MSD6AL and blaster coil with accel cap & rotor and accel 8mm wires. I use them in my car and my truck.
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'90 GT Under construction
Best E.T. = Fast @ High Speeds - OK So I Lie. So What!!!
04 F-150 STX 4.2L 5 spd
Rice Haters Club Member #128
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