OE Spark Plugs

2snakes4us

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On Stock only Gen2 engines is it better to run OE plugs or is their a better plug and if OE is best, is their a difference between OE champion,autolite,mopar,ngk,Bosh etc.
 

ViperJohn

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Stick with stock. I had changed to NGK's and the car ran like crap. Switched back and the car ran better.
 

Viper Specialty

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For Gen-2's, run RC12ECC rather than RC12LCY. (RC12ECC is stock SRT-10 Plug).

They are identical, though they are a double copper version rather than single copper. The ground electrode of the ECC plug transfers heat away better, preventing some instances of pre-ignition. ECC=Copper Core Ground, LYC=Steel.
 
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