Jim,
I've used NGK's and Champions back and forth over the years. I did not
realize that the # had changed from RN9YC. Now you know how long it's been
since I've bought plugs for my TR6. My engine rebuild however, came from
the re-builder with a new set of RN9YC's. Thanks for the info.
Jeff Johnson
'76 TR6 Delft original owner
>Robert,
>I use Champion plugs in my TR6 that used to be designated N9Y. Then they
>were RN9YC, and now they are 415. A way to cross reference in language
>at least some of the older parts guys may understand is that it is the
>same plug that went in a hi-po 273 (235hp) Mopar engine from 1965-67
>Dodge Darts and Barracudas. I've used Champions off and on from 1966 to
>present and never got a bad one.
>Hope this helps,
>
>Jim Davis
>Fortson, GA
>CF38690UO
>CF37325U
>
>
> > FYI for those of you that are using Champion spark plugs and normally
> > would pick them up when buying oil, spin on filters and other car
> > necessities at Pep Boys: they no longer carry them. Will this be
> > another item that will be sought after? What gives? Anyone have any
> > privy information on this?
> > Robert L. Gannon
> > trsix74@comcast.net
> > TR6 1974 CF22956U
> > TR3A 1960 TS70951L
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