I think it's great to have Peter on this list!
(I'm not kidding)
Ulix
On Fri, 11 Dec 1998, Peter wrote:
> Evangelos,
> A couple of tips. N = 14mm thread x 19mm reach (3/4") so any Champion
>plug
> Nxxx will "fit".
> NxYx Y= projected tip. Usually recommended for LBCs and many cars. NxYC C=
> copper center electrode is supposed to provide a wider heat range. In NGK
> B= 14mm thread (Champs N) P= projected tip (Champs Y) E= 19mm (3/4") reach
> (Champ N).
> N5 is an older designation. Now it would be N5C or N5YC. (Champion has
> finally come around to copper. NGK was the major copper proponent 30 years
> ago.)
> N5YC = NGK BP6ES (S = standard tip diameter).
> The number is the heat range. In Champion, the HIGHER number the HOTTER the
> plug. NGK the LOWER the number the HOTTER the plug... go figure.
> I question the 5 heat range for standard use. I always used to sell N9Y.
> AND, believe it or not, that also = NGK BP6ES. NGK, allegedly because of
> copper, NGK always had a much wider heat range than Champion.
> Oh, by the way..... any of the above might also have an R (ex. RN5YC or
> BPR6ES) which indicate a resistor. Good idea to have, doesn't affect
> performance.
> Oh, and BOSCH would be W7DC. (details on Bosch on request)
> I hope this helps more than confuses.
> Cheers Peter C
> -------------------------
> At 02:14 PM 12/11/98 +0200, Evangelos G. Makris wrote:
> >This probably applies more to Frogeye owners.
> >I cannot find Champion N5's here anywhere.
> >Could you suggest another brand/type of sparkplug
> >that may be a direct replacement and, perhaps,
> >easier to find? NGK, Bosch, other?
> >
> >Someone suggested using Champion N7YC's because they
> >have the same thread (14mm) and depth (19mm) as
> >the N5's, I am not so sure about the remaining
> >characteristics though.
> >
> >Thank you
> >Regards
> >Evangelos
> >
>
Ulix __/__,__
.......................................................... (_o____o_)....
'67 Sprite
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