honcho
Well-Known Member
I am changing my plugs and would like to know what spark plug, gap, I should use. Have installed pertronix,ordered new gaskets for plugs,it's a slant 6,1964. Thanks in advance
Need some help please
- Thread starter honcho
- Start date
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.045 will be plenty sufficient.
slantsixdan
=..=
Run 0.040" gap with that ignition. If you were to do the HEI upgrade , you could run 0.045" reliably with a good cap and rotor.
honcho
Well-Known Member
Is the ngk zfr5n a good plug to use, thanks
slantsixdan
=..=
Yep, NGK ZFR5N is an excellent choice. Remove and discard the metal ring washer from each plug before installing in a '63-'74 head.
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