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-   -   Spark Plugs (https://www.rx7club.com/2nd-generation-specific-1986-1992-17/spark-plugs-193591/)

C.Martin 06-05-03 08:40 PM

Spark Plugs
 
I pulled out the plugs for the second rotor, and they were a burnt white, i don't seem to recall what this means, can anyone drop me a line as to what it means.

ViperKillerWannabe 06-05-03 09:21 PM

I think white is lean, brownish is close to stoich, and black deposits are rich. Also, if it looks burnt with green flecks, it's been detonating. Better check the fuel mixture!

jgrts20 06-05-03 09:27 PM

if the second rotor is running lean how can u adjust it right?

Icemark 06-05-03 11:29 PM

Check your MOP as well, it may not be flowing on the rear rotor


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