Re: Which Brand of Spark plug do you run??
https://www.corvetteforum.com/forums...-plug-gap.html
the plugs changed.
I have been doing a lot of research on the LT5 ignition system after ordering new coils and wires from DUI (screamin demon coils and live wires)
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1993 ZR-1 #211 Yellow On Beige Beast #2
1992 ZR-1 #427 Black On Black *Sold*
1985 L98 Blue On Blue *Sold*
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